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Wisconsin: county data, all 72 of them.

Every Wisconsin county has a data page built from federal sources, each figure carrying its publisher and period. What this page does not carry is the Wisconsin statutory framework, and the reason is below rather than hidden.

Counties
72
Population
5,914,872
Land area
54,163 sq mi
Establishments
143,981
Combined county GDP
$453.30 bn
SBA approvals recorded
10,521

Read this first

This is a county directory, not a state guide.

The county pages below are complete. They carry demographics, growth and migration, economic output, employment and wages, business establishments by industry, the construction pipeline, the SBA lending record including charge off rates, geography and hazard. Every figure names its publisher and the period it describes.

What is missing is the Wisconsin legal and regulatory frame: how zoning and land development codes work in this state, what the entitlement path looks like, which agencies permit what, and which statutes override local codes. That material requires a research pack for Wisconsin, and no such pack exists yet.

Why there is no state guide here

You cannot write Wisconsin zoning law from a population table. Everything on the county pages is derived from federal datasets that cover all counties equally; statutory analysis is not, and generating it anyway would produce confident text about the law that nothing behind it supports.

Florida and California have research packs and therefore have full state guides. The remaining eight, including this one, do not. That is stated rather than papered over.

Counties

All 72 Wisconsin county-equivalents.

Wisconsin counties: population, income, establishments and SBA activity
GeographyPopulationMedian incomeEstablishmentsCounty GDPSBA approvalsLand area, sq mi
Adams County21,123$59,442346$760.9 m23646
Ashland County16,080$62,462491$929.1 m331,045
Barron County46,797$65,9331,340$2.99 bn98863
Bayfield County16,575$71,151469$586.8 m191,478
Brown County270,892$79,6496,722$25.71 bn533530
Buffalo County13,393$70,479312$730.9 m21672
Burnett County16,916$62,819411$750.9 m33822
Calumet County52,942$88,810968$2.31 bn48318
Chippewa County66,799$74,6801,660$3.85 bn1331,008
Clark County34,739$67,400779$1.92 bn461,210
Columbia County58,272$85,3511,432$4.27 bn132766
Crawford County16,042$64,094379$902.4 m24571
Dane County572,674$89,97514,765$62.81 bn1,0821,197
Dodge County88,742$75,9291,693$5.05 bn76876
Door County30,445$74,7951,292$2.00 bn86482
Douglas County44,229$75,099998$2.40 bn621,304
Dunn County45,527$74,824915$2.58 bn81850
Eau Claire County107,116$74,5462,753$8.43 bn259638
Florence County4,646$61,086108$172.0 m9488
Fond du Lac County104,137$74,2752,227$6.75 bn149720
Forest County9,369$61,071227$430.3 m121,014
Grant County51,770$66,8581,177$3.00 bn341,147
Green County37,017$82,8521,012$2.50 bn34584
Green Lake County19,263$68,196463$904.2 m25349
Iowa County23,867$82,182582$1.66 bn20763
Iron County6,210$60,625193$235.3 m11758
Jackson County20,981$68,110400$1.37 bn16988
Jefferson County86,003$83,7502,058$4.92 bn116556
Juneau County26,689$67,270541$1.23 bn49767
Kenosha County168,438$81,2393,403$10.43 bn269272
Kewaunee County20,664$82,725465$1.08 bn34343
La Crosse County120,488$73,0133,151$9.93 bn267452
Lafayette County16,942$76,462348$931.9 m3634
Langlade County19,490$55,878562$1.01 bn18871
Lincoln County28,426$68,164686$1.74 bn30879
Manitowoc County81,406$69,1481,726$5.40 bn171589
Marathon County138,403$77,8843,436$11.88 bn2401,545
Marinette County42,046$63,8091,054$2.38 bn701,399
Marquette County15,746$65,681278$587.6 m23456
Menominee County4,252$62,10826$219.2 mNone recorded358
Milwaukee County926,331$64,43520,466$78.80 bn1,327241
Monroe County46,208$69,467967$3.01 bn62901
Oconto County39,589$75,049781$1.35 bn39998
Oneida County38,167$69,3711,387$2.43 bn611,113
Outagamie County192,826$85,0695,304$17.22 bn413638
Ozaukee County92,966$96,9962,832$7.07 bn225233
Pepin County7,431$75,256209$384.6 m20232
Pierce County42,584$92,109788$1.54 bn87574
Polk County45,555$77,2191,163$2.19 bn129914
Portage County70,832$76,0701,715$5.84 bn76801
Price County14,092$60,546369$742.9 m371,254
Racine County197,532$78,0964,114$11.72 bn390333
Richland County17,205$66,420377$1.00 bn11586
Rock County164,350$75,6733,362$10.85 bn146718
Rusk County14,179$59,944321$726.8 m28914
Sauk County66,009$79,5411,876$5.58 bn90831
Sawyer County18,476$60,801627$966.5 m581,257
Shawano County41,039$66,479892$1.74 bn33893
Sheboygan County117,991$73,0942,671$9.43 bn308511
St. Croix County96,033$103,0462,422$6.01 bn382722
Taylor County20,024$69,350482$1.11 bn25975
Trempealeau County30,839$76,313651$1.89 bn56733
Vernon County31,049$71,893686$1.54 bn33792
Vilas County23,647$68,431961$1.34 bn55857
Walworth County105,657$80,5202,829$6.42 bn195555
Washburn County16,854$63,441499$799.5 m24797
Washington County137,879$96,3593,427$9.20 bn276431
Waukesha County411,762$106,07612,761$42.03 bn1,134550
Waupaca County51,569$72,8301,199$2.51 bn51748
Waushara County24,868$67,107494$919.4 m23626
Winnebago County171,769$74,9253,784$13.88 bn279434
Wood County74,004$67,9891,717$5.26 bn59793

The register

Every source behind these 72 pages.

SourcePeriod coveredLicence
US Census Bureau, American Community Survey 5-Year Estimates2020-2024 5-yearUS Census Bureau, public domain
US Census Bureau, Population Estimates Program, Vintage 2024Vintage 2024, estimates 2020 to 2024US Census Bureau, public domain
US Bureau of Economic Analysis, Regional, table CAGDP2CAGDP2, through 2024US Bureau of Economic Analysis, public domain
US EPA, Map of Radon Zones, county spreadsheet2024-05 publication, EPA 402/A-16/001US EPA, public domain
FEMA OpenFEMA, NFIP Community Status BookCommunity Status Book, as retrievedFEMA OpenFEMA, public domain
US Small Business Administration, 7(a) FOIA releaseFY2020 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Small Business Administration, 504 FOIA releaseFY2010 to FY2026 year to date, as of 2026-06-30FOIA release, public domain
US Census Bureau county boundary geometry, TIGER, adjacency computed from shared boundary verticesTIGER county boundariesUS Census Bureau, public domain
US Census Bureau, County Business Patterns2023US Census Bureau, public domain
US Bureau of Labor Statistics, Quarterly Census of Employment and Wages2024 annual averagesUS BLS, public domain
US Census Bureau, Building Permits Survey2024 annualUS Census Bureau, public domain
US Internal Revenue Service, Statistics of Income county migration flows2021 to 2022 filing yearsIRS SOI, public domain

How a county page is built →