Census ACS 2023 · 72 counties
Largest Counties in Wisconsin
Wisconsin has 72 counties with Census data available. The largest is Milwaukee County with a population of 927,656. County-level data is important because counties are the primary unit of local government in most states, responsible for courts, elections, public health, and infrastructure. Population distribution across counties reveals where growth is concentrated and where rural decline may be occurring.
Source: Census ACS 2023 5-Year Estimates
| # | County | Population | Median Income |
|---|---|---|---|
| 1 | Wood County | 74,039 | $66,417 |
| 2 | Winnebago County | 171,357 | $72,873 |
| 3 | Waushara County | 24,752 | $64,968 |
| 4 | Waupaca County | 51,714 | $71,189 |
| 5 | Waukesha County | 409,040 | $104,100 |
| 6 | Washington County | 137,320 | $95,851 |
| 7 | Washburn County | 16,749 | $61,270 |
| 8 | Walworth County | 105,447 | $77,359 |
| 9 | Vilas County | 23,410 | $67,132 |
| 10 | Vernon County | 30,915 | $69,556 |
| 11 | Trempealeau County | 30,786 | $71,295 |
| 12 | Taylor County | 19,972 | $63,142 |
| 13 | St. Croix County | 94,819 | $102,482 |
| 14 | Sheboygan County | 117,783 | $71,898 |
| 15 | Shawano County | 40,927 | $67,032 |
| 16 | Sawyer County | 18,243 | $59,055 |
| 17 | Sauk County | 65,759 | $77,648 |
| 18 | Rusk County | 14,146 | $58,322 |
| 19 | Rock County | 163,944 | $74,390 |
| 20 | Richland County | 17,229 | $62,649 |
| 21 | Racine County | 196,888 | $75,331 |
| 22 | Price County | 14,077 | $58,720 |
| 23 | Portage County | 70,375 | $73,284 |
| 24 | Polk County | 45,327 | $76,208 |
| 25 | Pierce County | 42,351 | $88,802 |
| 26 | Pepin County | 7,372 | $74,536 |
| 27 | Ozaukee County | 92,345 | $96,734 |
| 28 | Outagamie County | 191,537 | $82,857 |
| 29 | Oneida County | 38,007 | $69,621 |
| 30 | Oconto County | 39,329 | $75,886 |
| 31 | Monroe County | 46,169 | $68,213 |
| 32 | Milwaukee County | 927,656 | $62,118 |
| 33 | Menominee County | 4,256 | $59,528 |
| 34 | Marquette County | 15,706 | $63,471 |
| 35 | Marinette County | 41,907 | $63,401 |
| 36 | Marathon County | 138,067 | $76,185 |
| 37 | Manitowoc County | 81,314 | $68,611 |
| 38 | Lincoln County | 28,403 | $67,726 |
| 39 | Langlade County | 19,473 | $57,258 |
| 40 | Lafayette County | 16,788 | $72,091 |
| 41 | La Crosse County | 120,262 | $70,704 |
| 42 | Kewaunee County | 20,621 | $80,085 |
| 43 | Kenosha County | 168,413 | $79,412 |
| 44 | Juneau County | 26,695 | $65,150 |
| 45 | Jefferson County | 85,867 | $80,604 |
| 46 | Jackson County | 20,971 | $65,508 |
| 47 | Iron County | 6,164 | $59,058 |
| 48 | Iowa County | 23,832 | $83,372 |
| 49 | Green Lake County | 19,165 | $66,917 |
| 50 | Green County | 37,036 | $80,248 |
| 51 | Grant County | 51,678 | $64,349 |
| 52 | Forest County | 9,261 | $59,727 |
| 53 | Fond du Lac County | 104,053 | $73,154 |
| 54 | Florence County | 4,617 | $62,786 |
| 55 | Eau Claire County | 106,328 | $71,834 |
| 56 | Dunn County | 45,349 | $71,785 |
| 57 | Douglas County | 44,197 | $72,579 |
| 58 | Door County | 30,279 | $71,785 |
| 59 | Dodge County | 88,818 | $73,992 |
| 60 | Dane County | 564,777 | $88,108 |
| 61 | Crawford County | 16,064 | $63,496 |
| 62 | Columbia County | 58,322 | $82,792 |
| 63 | Clark County | 34,736 | $66,250 |
| 64 | Chippewa County | 66,558 | $74,009 |
| 65 | Calumet County | 52,626 | $87,700 |
| 66 | Burnett County | 16,741 | $61,664 |
| 67 | Buffalo County | 13,341 | $68,722 |
| 68 | Brown County | 269,425 | $77,490 |
| 69 | Bayfield County | 16,410 | $69,609 |
| 70 | Barron County | 46,741 | $64,619 |
| 71 | Ashland County | 16,050 | $57,645 |
| 72 | Adams County | 20,928 | $59,153 |
More Rankings for Wisconsin
Frequently Asked Questions
Milwaukee County is the #1 ranked county in Wisconsin by population, with a value of 927,656 according to Census ACS 2023 data.
Wisconsin has 72 counties tracked in Census ACS 2023 data.
All data comes from the American Community Survey (ACS) 2023 5-Year estimates by the US Census Bureau.
Data from the American Community Survey 2023 5-Year estimates. Covers all counties in Wisconsin.