Copenhagen (Danish: København) is one of the 12 multi-member constituencies of the Folketing, the national legislature of Denmark.

The constituency currently elects 17 of the 179 members of the Folketing using the open party-list proportional representation electoral system.

Copenhagen currently elects 17 of the 179 members of the Folketing using the open party-list proportional representation electoral system.

[6][7] Compensatory seats are calculated based on the national vote and are allocated using the Sainte-Laguë method, initially at the provincial level and finally at the constituency level.

[8][9] Only parties that reach any one of three thresholds stipulated by section 77 of the Folketing (Parliamentary) Elections Act - winning at least one constituency seat; obtaining at least the Hare quota (valid votes in province/number of constituency seats in province) in two of the three provinces; or obtaining at least 2% of the national vote - compete for compensatory seats.