Published on and written by Cyril Jarnias
Denmark has a reputation for being a “small” country. On the map, it’s true that its 43,000 km² appear modest compared to European giants. But as soon as you look closely at its geography, you discover a mosaic of peninsulas, islands, coastlines, seas, agricultural plains, and dense cities, all organized with almost millimeter precision. Understanding the country’s geography in Denmark, therefore, is much more than looking at an outline on an atlas: it’s entering a complete system where terrain, climate, island networks, agriculture, and urbanization are intimately linked.
A Nordic Country at the Crossroads of Europe
Denmark is a Nordic country located in Northern Europe. It occupies the southernmost part of Scandinavia and lies at the junction between mainland Europe and the Nordic world. To the south, it directly borders Germany on a land border of only 68 km, in the former region of Schleswig-Holstein. To the north and east, the sea separates it from Norway and Sweden, located to the north and northeast respectively.
The Danish territory is framed by the North Sea to the west and the Baltic Sea to the east. These two seas are connected by a series of strategic straits (Skagerrak, Kattegat, and Øresund), often called the “Danish Straits.” This geographical position makes Denmark a natural gateway controlling access to the Baltic Sea, giving it major geopolitical importance for centuries.
The country’s approximate coordinates (around 56°N – 10°E) are enough to explain two major features of its environment: a temperate climate and very strong seasonal variations in daylight, with long days in summer and very short days in winter.
A Kingdom That Extends Far Beyond Europe
The country’s geography in Denmark is not limited to what is called “metropolitan Denmark” (the Jutland Peninsula and the main archipelago). The Kingdom of Denmark indeed includes two autonomous territories in the North Atlantic: the Faroe Islands and Greenland. These two entities, with their own governments, remain linked to Copenhagen for defense and foreign policy.
The Exclusive Economic Zone of the Kingdom of Denmark, including Greenland and the Faroe Islands, extends over more than 2.2 million km².
A Jigsaw of Peninsula and Islands
The heart of the territory is formed by the Jutland Peninsula (Jylland) and a string of islands grouped under the name of the Danish Archipelago. This peninsula/islands duo gives Denmark a very fragmented appearance and explains the central importance of coastlines, bridges, and ferries in the country’s organization.
Jutland, the Continental Branch
Jutland is the continental part of the country, directly connected to Germany. It represents more than two-thirds of the total area. Its northern tip, Vendsyssel-Thy, is actually… an island. A storm in 1825 broke the coastal barrier that connected it to the rest of the peninsula, letting the Limfjorden become a 180 km long strait. It is now referred to as the “North Jutlandic Island,” separated from the rest of Jutland by this inland fjord.
The Jutland Peninsula illustrates the physical structure of Denmark, shaped by the last ice ages. To the west, you find sandy plains and vast glacial deposits, while the east has more fertile and rolling lands. Its western coasts are characterized by dunes, lagoons like the Ringkøbing Fjord and Nissum Fjord, and salt marshes, particularly on the southwest coast facing the Wadden Sea.
An Archipelago of Several Hundred Islands
To the east of Jutland unfolds an impressive archipelago. Depending on the definitions (and cartographic updates), the numbers vary, but the orders of magnitude remain striking:
– about 1,419 islands exceed 100 m² in area,
– 443 of them have an official name,
– around 70 to 78 are permanently inhabited.
The official Danish definition of an island requires it to be land surrounded by water at least 50 cm deep and to support terrestrial vegetation. The number of islands is dynamic: some disappear or appear due to sedimentation, storms, or human activities. For example, the island of Drætlingen formed in the late 1990s, while the island of Jordsand was washed away by a storm in 1999.
The Major Structuring Islands
Several large islands dominate the Danish landscape, each playing a specific role in the country’s geography. They can be compared in the table below:
| Main Island | Approximate Area | Main Maritime Location | Major Role |
|---|---|---|---|
| Zealand (Sjælland) | 7,031 km² | Øresund and Great Belt Straits / Baltic | Largest island; capital Copenhagen; high population density |
| North Jutlandic Island | 4,685 km² | North Sea / Kattegat / Skagerrak / Limfjorden | Northern part of Jutland, separated by a fjord |
| Funen (Fyn) | 2,985 km² | Great Belt / Little Belt / Kattegat | “Garden Island,” major agricultural region; city of Odense |
| Lolland | 1,243 km² | Baltic Sea / Smålandsfarvandet | Important agricultural island |
| Bornholm | 588 km² | Baltic Sea, east of the rest of the country | Rocky island, tourist destination, very sunny |
| Falster | 514 km² | Baltic Sea / Storstrømmen | Country’s southernmost point (Gedser) |
Zealand, the largest and most populous, is home to the capital Copenhagen, spread across Zealand, Amager, and the small islet of Slotsholmen. It is estimated that about 40% of Danes live on Zealand, giving an idea of the demographic imbalance between this island and the rest of the country.
Funen, the third largest island, is sometimes nicknamed the “Garden Island,” due to its agricultural and bocage landscapes. It is where Odense, the country’s third-largest city, is located. Bornholm, much farther east and isolated in the Baltic, is distinguished by its granite and chalk cliffs, as well as sunshine levels above the national average.
Denmark has many islands smaller than Zealand or Funen, each offering a unique character. Among them, Møn is known for its spectacular landscapes, notably the Møns Klint cliffs. Samsø stands out as a showcase for renewable energy. Islands like Fanø and Rømø, in the Wadden Sea, play a crucial role for coastal ecosystems. Others, such as Langeland, Als, Ærø, and Læsø, complete this varied insular picture.
Omnipresent Coastlines
The country’s highly fragmented shape results in an astonishingly long coastline for such a small area. If you consider all shorelines, straits, bays, fjords, and islets, the length of the “tide line” reaches about 8,750 km. The more general coastline length, according to some methods, is estimated at over 7,300 km. In any case, the sea is never far away: no point in the territory is more than 52 km from the shore.
The southwestern coast of Jutland, facing the Wadden Sea, experiences the largest tidal ranges, between 1 and 2 meters, with a tide line that can shift by nearly 10 km. These vast mudflats, estimated at 607 km², are of international importance for migratory birds and contributed to the Wadden Sea’s inscription as a UNESCO World Heritage site.
Low-lying Terrain, But Far from Monotonous
The first impression given by the country’s geography in Denmark is one of great flatness. This is not completely false: the average elevation is barely over 31 meters above sea level. The highest point, Møllehøj, in the Ejerbjerge hills, rises to only 170.86 m. Another summit, Yding Skovhøj, has a comparable altitude.
Yet, this apparent uniformity masks a rich geological history. The last ice age (Weichselian glaciation) shaped most of the current terrain. The glaciers scraped, deposited, and molded, leaving behind:
– to the west, sandy and gravelly plains, sometimes transformed into heaths or peat bogs,
– in the center and east, more fertile loamy plains, with gentle hills,
– occasionally, chalk or limestone cliffs, such as at Stevns Klint or Møns Klint,
– on Bornholm, outcrops of very ancient rocks (Precambrian granites, Cambrian sediments).
Beneath the current soils, glacial deposits (sand, gravel, clay) are found almost everywhere, lying on a substrate of chalk and limestone. Originally, the presence of dissolved limestone made the soils acidic and less suitable for agriculture; millennia of cultivation and amendments have gradually transformed these soils, to the point that today more than half of the land surface is considered highly productive for agriculture.
A Dense Network of Lakes and Rivers
While mountains are lacking, freshwater is abundant. Denmark has about 1,008 lakes, of which 16 exceed 500 hectares. The largest, Arresø, northwest of Copenhagen, covers nearly 39.5 km². All inland waters represent about 270 km², a modest proportion, but these bodies of water and numerous streams finely mesh the landscape.
Among the main rivers, one can list:
| Watercourse | Approximate Length | Main Region Traversed | Outlet |
|---|---|---|---|
| Gudenå | 158 km to 176 km | Central and eastern Jutland | East coast of Jutland (Randers Fjord) |
| Odense Å | ~60 km | Funen Island (Odense region) | North coast of Funen |
| Skjern Å | ~90 km | Western Jutland | North Sea (Ringkøbing Fjord) |
| Suså | ~83 km | Zealand | Baltic Sea |
| Vidå | ~90 km | Southwest Jutland | Wadden Sea |
These watercourses remain relatively small compared to major European rivers, but they play an important role in irrigation, biodiversity, flood management, and rural landscapes.
Volume of freshwater withdrawn annually from the 6 km³ of available renewable resources.
A Temperate Climate Heavily Influenced by the Sea
Denmark’s climate is clearly temperate, with cool to cold and windy winters, and rather mild summers. Despite the latitude, the country benefits from the influence of the North Atlantic Current (extension of the Gulf Stream), which moderates temperatures compared to other regions at the same latitude.
Temperatures: Relative Mildness, Rare Extremes
Annual averages are around 7.7 to 8.5 °C, with a warming trend of about 1.5 °C over the last 125 years, higher than the global average.
The main climatological features can be summarized as follows:
– in January, the average temperature is around 1.5 °C,
– in August, it reaches about 17.2 °C,
– winter generally remains just above freezing, with averages of 0 to 2 °C,
– summer is moderate, with averages of 16 to 18 °C.
Temperature record set in Odense in 2022, illustrating the occasional crossing of the 35 °C mark in Denmark.
The recorded absolute extremes (36.4 °C hottest, –31.2 °C coldest) remain exceptional. The recent trend is a decrease in long cold periods: frost days are decreasing, and future cold waves are expected to be significantly milder than before.
Precipitation: Frequent, Rather Moderate
Precipitation is not particularly abundant, but it is frequent and well distributed. On average, there is around 750 to 765 mm of annual precipitation, spread over about 179 days of rain or snow.
Autumn is the wettest season, spring the driest. The western coast, exposed to prevailing winds from the Atlantic, receives more water than the eastern part of the country. Thus, the central-western Jutland often exceeds 800 mm annually, while some eastern islands like Bornholm can drop below 500 mm.
The last decades show an increase of about 15% in precipitation compared to the late 19th century, with a notable increase in intense rainfall episodes. Climate projections indicate this trend should continue, particularly in winter, while summers may become drier but punctuated by more violent thunderstorms.
Snow, Wind, Light: A Country of Seasonal Contrasts
Snow is part of the winter landscape, but often intermittently. There are generally 20 to 25 snowy days per year, with only 5 to 8 days of significant snowfall each month in winter. It is not uncommon for the ground to remain without a snow cover for a long time, even in January or February.
Wind is an essential component of the Danish climate. The prevailing winds come from the west; the Jutland coasts are noticeably windier than the interior. There can be up to 170 days per year with strong winds near Skagen Cape, compared to only about thirty in the interior. Truly violent storms (winds exceeding 24.5 m/s) hit the most exposed coasts on average every three to four years. These conditions have obviously influenced the massive development of wind energy in the country.
Sunshine varies considerably by season. Winter (December-January) offers less than 7.5 hours of daylight, with sunset around 3:30 PM and only about 1.5 hours of daily sunshine. Summer (June-July) brings up to 17 hours of daylight, with ‘white nights’ in Copenhagen and little total darkness. From May to August, the sun often shines more than 8 hours a day on average. Geographically, the west of the country is generally cloudier than the east.
Sea Temperature and Tourist Seasons
Surrounded by water, Denmark also lives by the rhythm of the temperature of the surrounding seas. In winter, the Baltic drops to 2.5–3 °C from January to March, while the North Sea remains a bit milder (around 4.5 °C in February). In summer, the Baltic reaches about 18 °C in August, the North Sea about 17.5 °C. In shallow bays, water temperature can occasionally rise to 22 or even 25 °C in August.
For travelers, the best time to enjoy the country is still summer, from June to August, or even the first half of September, when days are long, temperatures pleasant, and the sea relatively mild. Conversely, the winter period from December to February, cold, dark, and windy, is generally considered the least favorable for outdoor tourist visits.
An Intensively Cultivated Territory
The country’s geography in Denmark is inseparable from its agriculture. Few European countries have such a high proportion of agricultural space. According to sources and years, between 60 and 62% of the surface area is devoted to agriculture (arable land, pastures, permanent crops), compared to over 70% in the 1960s. Even with this slight decline, the share remains impressive.
Forests occupy around 12 to 14% of the surface (with an increasing trend thanks to reforestation policies), cities, roads, and infrastructure about 10%, and the rest consists of open natural areas (heaths, dunes, marshes, wet meadows) and bodies of water.
Summarizing the land use structure gives a profile close to this:
| Type of Land Use | Approximate Share of National Surface |
|---|---|
| Arable and Agricultural Land | 60 to 62% |
| Forests and Woodlands | 12 to 16% |
| Cities, Roads, Infrastructure | ~10% |
| Heaths, Dunes, Marshes, Meadows | ~5% |
| Lakes and Other Inland Waters | ~1% |
Only a very small fraction of the territory (about 2.5%) is strictly protected for biodiversity, fueling debates on nature and ecosystem preservation in such an intensively exploited space.
Crops Geared Towards Livestock
The large fertile plains, humid climate, and regular rainfall have made Denmark a bastion of cereal cultivation. Barley, wheat, rye, and oats dominate the field landscapes. But these cereals primarily serve… animals: about 75 to 85% of cereal production is used as feed for pigs, cattle, and poultry.
Other important crops dot the map:
– potatoes,
– rapeseed (source of oil),
– sugar beets, especially in the south of the country,
– fodder maize, whose area has increased significantly since the 1980s,
– a whole range of grass seeds (grass, clover, etc.), of which Denmark is one of Europe’s top producers,
– horticultural crops in open fields and greenhouses (fruit, vegetables, potted plants).
Crop production as a whole is largely geared towards animal feed: forage and cereal plants for livestock represent about 80% of total crop production.
Fewer but Larger Farms
The country’s rural geography has transformed profoundly in recent decades. The number of agricultural and horticultural holdings has plummeted, from over 100,000 in the 1980s to just over 31,000 around 2021. In parallel, the average farm size has more than doubled, now exceeding 80 hectares on average, and over 20% of holdings exceed 100 hectares.
The average size of pig herds increased from less than 200 head in the 1980s to nearly 3000 in the early 2010s.
Cattle, on the other hand, are fewer than in the past, even though dairy production has been maintained thanks to a spectacular increase in productivity per cow. There is also a sheep herd that has increased compared to the 1970s and a relatively stable poultry population over the long term.
An Agro-Exporting Power in a Limited Space
This intensive land use has economic repercussions that extend far beyond national borders. Denmark produces nearly three times more food than it consumes and ranks among the major exporters of agricultural and agri-food products in Europe.
Agricultural exports represent about 22% of the country’s goods exports.
A Real Environmental Pressure
This high-intensity agriculture impacts the environment. The country’s geography in Denmark is now marked by several recurrent problems:
– air pollution from ammonia from livestock,
– pollution of fresh and marine waters by nitrates and phosphates,
– emissions of methane and nitrous oxide from herds and fertilizers,
– degradation of some aquatic environments, notably through eutrophication.
Recent reports on coastal water oxygenation indicate hypoxic zones extending in some years over nearly 7,500 km², a level considered alarming by authorities and scientists. These phenomena are attributed, in large part, to nutrients leached by rivers and groundwater from agricultural lands.
Facing this situation, Denmark has initiated a series of policies aimed at reducing greenhouse gas emissions from the agricultural sector, restoring drained peatlands (significant carbon emitters), creating new forests, and strengthening water protection. A recent “green agreement” plans, for example, the restoration of 140,000 hectares of dried peatlands and the creation of 250,000 hectares of new forests by 2045.
A Very Urban Population in a Country of Villages
Population distribution closely reflects the country’s geographical structure. Out of a total of over 6 million inhabitants, nearly 88% live in urban areas. At the same time, Danish urbanization remains polycentric: apart from Copenhagen, no city significantly exceeds 400,000 inhabitants, and a constellation of medium-sized towns of 10,000 to 100,000 inhabitants dots the territory.
Four major cities structure the space:
– Copenhagen, capital and main metropolis, on Zealand and Amager,
– Aarhus, on the east coast of Jutland, at the heart of the greater East Jutland metropolitan region,
– Odense, on the island of Funen,
– Aalborg, in northern Jutland.
The Copenhagen metropolitan area concentrates about 25% of the Danish population. Its geographical position is unique, turned both towards the interior of the country and towards Sweden via the Øresund Bridge which connects it to Malmö. Its urban development follows the “Finger Plan,” a post-war model where urbanization stretches along transport corridors in a fan shape, preserving large green zones between these urban “fingers.”
The other major cities fit into the physical geography: Aarhus faces the east coast of Jutland, Odense is in the center of Funen, Aalborg is located near the Limfjorden. Esbjerg, farther west, plays the role of a major port on the North Sea.
Administrative Regions Based on the Physical Map
Since 2007, the country has been structured into five large administrative regions, themselves subdivided into 98 municipalities. These regions largely reflect the major geographical units:
Denmark is administratively divided into five regions, each with distinct geographical and urban characteristics.
Centered on Copenhagen, it covers part of Zealand Island and surrounding islands.
Encompasses the rest of the main Zealand Island and nearby islands.
Region where the city of Aarhus is located.
Area centered around the city of Aalborg.
Covers southern Jutland and the archipelago of small islands south of Funen.
This organization largely follows natural lines: peninsula here, large island there. A small exception, the Ertholmene archipelago, east of Bornholm, is not attached to any municipality or region and is directly managed by the Ministry of Defense—a detail that illustrates how much the country’s insular geography produces special cases.
An Omnipresent Sea, Immense Maritime Zones
Even focusing on metropolitan Denmark, the country’s maritime footprint is considerable. The marine space under Danish jurisdiction (territorial sea and Exclusive Economic Zone) reaches about 106,000 km² for continental Denmark alone, and over 2.2 million km² if including the EEZ of the Faroe Islands and Greenland, placing the kingdom among the top in the world for the size of its maritime spaces.
The main characteristics of these zones can be summarized as follows:
| Maritime Zone | Approximate Extent | Main Role and Characteristics |
|---|---|---|
| Territorial Sea | 12 nautical miles | Full sovereignty, including over resources |
| Contiguous Zone | 24 nautical miles | Extended control over certain activities |
| Exclusive Economic Zone | 105,989 km² (metropolitan Denmark); 2,220,093 km² with Faroe Islands and Greenland | Exclusive rights to exploit resources (fisheries, oil, gas, marine energy) |
These vast maritime spaces, combined with regular and powerful winds, have shaped a particular energy geography, where offshore wind farms and “energy island” projects now occupy an increasingly visible place on the maps.
A Geography Shaped by a Changing Climate
The country’s geography in Denmark can no longer be read without considering the effects of climate change. Observations from recent decades and projections for the 21st century indicate several major trends:
The main observed and projected impacts of climate change on Danish territory.
A rise in average temperatures of nearly 1.5 °C since the late 19th century, faster than the global average.
An increase in annual precipitation, particularly marked in western Jutland.
A growth in the frequency and intensity of extreme rainfall episodes.
Sea level rise and increased risk of coastal flooding, especially in low-lying maritime areas.
An expected reduction in snowfall and the length of the snow season.
An increased probability of heat waves, even though extreme temperatures will generally remain lower than those observed further south in Europe.
These developments are already reshaping how the territory is developed. In Copenhagen, for example, entire neighborhoods have been redesigned to manage more intense sudden rains, with streets transformed into temporary canals and squares converted into retention basins. On a larger scale, projects for dikes, artificial islands, or raising shorelines are emerging as responses to the risks of marine flooding.
Episodes of intense rainfall could on average be 20% more powerful by the end of the century.
A Landscape Between Nature, Cities, and Energy
Throughout this exploration, the country’s geography in Denmark appears as a sort of open-air laboratory: a small territory, but extremely articulated, where agricultural plains, vulnerable coastlines, dense urban spaces, a complex archipelago, and vast maritime zones intertwine.
A few features stand out particularly clearly:
Denmark’s geography is structured by five major characteristics: 1) The omnipresent influence of the sea, which determines distances, coastlines, straits, and coastal ecosystems like tides and mudflats. 2) Low-lying terrain and glacial soils that have allowed intensive agriculture, exerting strong pressure on natural environments. 3) Insular fragmentation compensated by a dense network of infrastructure (bridges, tunnels, ferries), creating a quasi-continuous archipelago. 4) A moderate temperate climate, favorable for habitation but requiring vigilance against hydrological risks. 5) Concentration of the population on the large islands and in urban corridors, complemented by a tight network of small and medium-sized towns.
In short, Denmark offers the example of a country where every square kilometer counts, and where geography, far from being a fixed backdrop, is the product and driver of economic, agricultural, energy, and urban choices. Understanding this geography, therefore, means understanding how a territory very limited in size manages to carry significant weight, whether in food, energy, maritime transport, or climate policies, in a corner of the world where the sea, wind, and light shape the map’s contours as much as administrative borders.
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Cyril Jarnias is an independent expert in international wealth management with over 20 years of experience. As an expatriate himself, he is dedicated to helping individuals and business leaders build, protect, and pass on their wealth with complete peace of mind.
On his website, cyriljarnias.com, he shares his expertise on international real estate, offshore company formation, and expatriation.
Thanks to his expertise, he offers sound advice to optimize his clients' wealth management. Cyril Jarnias is also recognized for his appearances in many prestigious media outlets such as BFM Business, les Français de l’étranger, Le Figaro, Les Echos, and Mieux vivre votre argent, where he shares his knowledge and know-how in wealth management.
