Copenhagen
91 km²
Madrid
604 km²
Denmark
Spain
Area Comparison
Copenhagen is 6.6x smaller than Madrid
Population Comparison
Copenhagen has 5.0x fewer people than Madrid
In terms of area, Madrid is 6.6x the size of Copenhagen. Madrid spans 604 km² (233 mi²) while Copenhagen covers 91 km² (35 mi²) — a difference of 513 km². You could fit Copenhagen inside Madrid approximately 6 times.
To put Copenhagen's size in perspective, its area of 91 km² is about 1.2x smaller than Paris (city proper). Meanwhile, Madrid at 604 km² is roughly the same size as Seoul.
Copenhagen's footprint is roughly about 13,000 American football fields, 190 times the area of Vatican City, or 45 times the area of Monaco — pick whichever unit feels intuitive. Madrid works out to about 85,000 American football fields, 180 times the area of Central Park, or 10 times the area of Manhattan.
Copenhagen is the capital and most populous city of both the country of Denmark and the wider Kingdom of Denmark, with a population of 667,000 people in the municipality and 1.4 million in the urban area. The city is situated mainly on the island of Zealand (Sjælland), with a smaller part on the island of Amager. Copenhagen is separated from Malmö, Sweden, by the Øresund strait. The Øresund Bridge connects the two cities by rail and road.
Known as "City of Spires", Copenhagen covers 91 km² with a population of 0.7 million. The city was established in 1167. Copenhagen is known for The Little Mermaid statue, Tivoli Gardens, Nyhavn waterfront, among other attractions.
Copenhagen sits mainly on the island of Zealand, with a smaller portion on the island of Amager.
Madrid is the capital and most populous city of Spain. It had a population of over 3.4 million in the city proper in 2025, and a metropolitan area population of approximately 6.8 million. Madrid is the second-largest city in the European Union (EU), after Berlin, and its metropolitan area is the second-largest in the EU, after Paris. The municipality covers an area of 605.77 square kilometres (233.89 sq mi).
Often called "La Villa y Corte", Madrid has an area of 604 km² and is home to 3.3 million people. It was established in 852. Visitors come for Royal Palace of Madrid, Prado Museum, Plaza Mayor, and much more. Getting around is easy with the Madrid Metro.
Madrid is the second-largest city in the European Union after Berlin, with over 3.4 million residents in the city proper
Copenhagen has a population density of 7,363 people per km² — a densely populated city. Madrid, with 5,513 people per km², is a densely populated city. Both cities have comparable density, though Copenhagen is slightly more compact.
Size Ratio
Copenhagen fits inside Madrid ~6 times
Density Gap
Copenhagen is 1.3x more densely populated
History
Madrid is ~315 years older
Copenhagen covers 91 km². Cities with a similar urban footprint include Zurich (88 km²), Lisbon (100 km²), Barcelona (101 km²), Paris (105 km²), or Vancouver (115 km²).
Madrid covers 604 km². Cities with a similar urban footprint include Seoul (605 km²), Mumbai (603 km²), Chicago (606 km²), Toronto (630 km²), or Hyderabad (650 km²).
The straight-line distance from Copenhagen to Madrid is 2,073 km (1,288 miles), with an estimated flight time of ~2h 56m.
Want to explore more? Compare city sizes for any two cities worldwide, or share your location live with friends.