Enköping Municipality is a Swedish municipality in Uppsala County, in east central Sweden. Seat in Enköping with 34,000 inhabitants. Enköping was once known for its cultivation of horseradish. Enköping is situated in the province of Uppland near Lake Mälaren, about 78 km west of Stockholm. A comparably large number of Swedish cities are located in the vicinity of Enköping. The municipal slogan is therefore "Sweden's Closest City". This expression was created in 1965 when it was discovered by a local business that within a radius of 120 kilometers, one finds 38 Swedish cities and 1/3 of Sweden's population.