Attendorn is a town in the Olpe district of North Rhine-Westphalia, Germany, in the southern Sauerland region, with a population of 25,089. It is known nationally for the Atta Cave and for nearby Lake Bigge. Since March 19, 2012, Attendorn has carried the official title of Hanseatic town, recognizing its historic membership in the medieval Hanseatic League.
Facts
Area (sq km) Population Estimate Year Elevation (m) Sources
1. Attendorn (Wikidata)
P1082 (population)
population 23,376 (2025)
P625 (coordinate location)
latitude 51.12645, longitude 7.90333
P2044 (elevation above sea level)
elevation 257 m
P2046 (area)
area 97.86 sq km
P1082 (population), P585 (point in time)
population 23376 (2025)
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