Slagelse Population 2026

Slagelse has a population of 31,896, making it the #31 biggest city in 🇩🇰 Denmark, located in Zealand. Roughly 0.5% of Denmark's population lives here. It is about 36× smaller than Copenhagen, the country's biggest city.

CopenhagenSlagelse
Location of Slagelse (capital Copenhagen shown for reference). Boundaries: Natural Earth.
Population (city proper)
31,896
Rank in Denmark
#31
Coordinates
55.40°N, 11.35°E
~51 m elevation · Europe/Copenhagen
Distance to capital (Copenhagen)
82 km
51 miles, straight line

Other big cities in Zealand

CityPopulationRank in Denmark
Klinteby Frihed53,443#12
Roskilde51,916#14
Greve47,671#18
Næstved44,331#20
Køge38,304#26
Holbæk29,608#34
Ringsted23,086#40
Nykøbing Falster19,976#48

Cities near Slagelse

FAQ

What is the population of Slagelse?
Slagelse has a population of 31,896 (city proper, latest official figure via GeoNames), making it the #31 biggest city in Denmark.
What region is Slagelse in?
Slagelse is located in Zealand, Denmark.
Is Slagelse the capital of Denmark?
No, the capital of Denmark is Copenhagen, about 82 km away.

Sources & notes

Population refers to the city proper (municipal boundaries), not the metropolitan area. Source: GeoNames (CC BY 4.0), retrieved 2026-07-07. Country data: UN World Population Prospects 2024.

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