Population Statistics

Rock County, Wisconsin


See also City of Janesville Population (1842-1864, 1890-2000)

Year
State
Population
County
Population
% of State
Population
in County
Notes
1836 11,683 -- -- --
1838 18,139 -- -- --
1840 30,945 1,701 5.5% --
1842 44,478 2,807 6.3% --
1846 155,277 12,405 8.0% --
1847 210,546 14,729 7.0% --
1850 305,391 20,750 6.8% --
1855 552,109 31,364 5.7% [Beloit: 4,246]
1860 775,881 36,690 4.7% --
1865 868,325 36,033 4.1% --
1870 1,054,670 39,030 3.7% --
1875 1,236,729 39,039 3.2% --
1880 1,315,480 38,823 3.0% --
1885 1,563,413 42,620 2.7% --
1890 1,686,880 43,220 2.6%
[By Township/City]
[By Ethinicity]
1930 ----- 74,206 ----- --
1970 ----- 131,970 ----- --
1980 ----- 139,420 ----- --
1990 ----- 139,510 ----- --
2000 5,453,896 152,307 2.8%
[By Township/City]
[By Ethinicity]

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The WIGenWeb Project logo was created by Debbie Barrett
Rock County Coordinator: Lori Niemuth
Last updated June 23, 2007
Copyright 1999-2007