It is the largest in the county 's 12,000 acre ( 49 km2 ) network of nine distinct parks .
North Park is a 3,075 - acre ( 12 km ) county park in Allegheny County , Pennsylvania , United States .
North Park is the largest in the county 's 12,000 acre ( 49 km2 ) network of nine distinct parks .
North Park is a 3,075 - acre ( 12 km ) county park in Allegheny County , Pennsylvania , United States .