Altena

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Altena
Town
View of Altena Castle in September 2008
Coat of arms
Location of Altena within Märkischer Kreis district
Altena Show map of Germany Altena Show map of North Rhine-Westphalia
Coordinates: 51°18′0″N 07°40′0″E
Country	Germany
State	North Rhine-Westphalia
Admin. region	Arnsberg
District	Märkischer Kreis
Subdivisions	7
Government
• Mayor (2020–25)	Uwe Kober[1] (CDU)
Area
• Total	44.29 km2 (17.10 sq mi)
Highest elevation	511 m (1,677 ft)
Lowest elevation	145 m (476 ft)
Population  (2023-12-31)[2]
• Total	16,657
• Density	380/km2 (970/sq mi)
Time zone	UTC+01:00 (CET)
• Summer (DST)	UTC+02:00 (CEST)
Postal codes	58741–58762
Dialling codes	02352
Vehicle registration	MK
Website	www.altena.de

Altena is a town in North Rhine-Westphalia, Germany. It is in the Märkischer Kreis district. It is on the Lenne river valley It is in the northern parts the Sauerland. About 16,500 lived there in 2020. The major political party is the CDU. The Altena Castle is a famous tourist attraction in the town and is from the 12th century. There is also the Castle Holtbrinck, St. Matthew's Church, St. Katharine's Church and a special Holländer house. The main religious groups are Protestants and Catholics. During the German Refugee Crisis (2015/2016), Altena took in hundreds of immigrants and won the "National Integration Prize".^[3][4]