United States Census
Reading edition
1810 1820
United States 7,239,903 9,637,999
Pennsylvania 810,091 1,049,449
Allegheny county 25,317 34,921
Pittsburgh 4,768 7,248
Reading edition
1810 1820
United States 7,239,903 9,637,999
Pennsylvania 810,091 1,049,449
Allegheny county 25,317 34,921
Pittsburgh 4,768 7,248