Saint Paul is the capital and second-largest city of the state of Minnesota in the United States. It is the county seat of Ramsey County. As of the 2000 census, the city population was 287,151, although that number had decreased to 276,963 in the Census' 2004 estimates. Saint Paul and the adjacent city of Minneapolis form the core of the area known as the Twin Cities.

The city is located just south of 45 degrees north latitude. In the northern suburb of Roseville, on the east side of Cleveland Avenue, a block north of Roselawn Avenue and just a few feet north of where Loren Street T's into Cleveland, there is a stone containing a plaque, marking a point on 45th parallel..