273,909 people (2024 Census estimate, +1.8% since 2020)
530 square miles of land · 517 people per square mile
“Highest” and “lowest” are just order, not grades: a high rank for poverty or hazard losses means more of it. Each figure's source is in its section below.
22 active community water systems list Brown County in the area they serve, reporting 239,057 people served in all (a system that crosses county lines counts its whole population).
| GREEN BAY WATERWORKS surface water · local government · WI4050356 | 107,369 served |
| DE PERE WATERWORKS SA 1 buys surface water · local government · WI4050453 | 25,660 served |
| HOWARD WATERWORKS buys surface water · local government · WI4050468 | 21,133 served |
| ASHWAUBENON WATERWORKS buys surface water · local government · WI4050456 | 17,730 served |
| BELLEVUE WATERWORKS buys surface water · local government · WI4050459 | 16,715 served |
| ALLOUEZ WATERWORKS buys surface water · local government · WI4050455 | 13,923 served |
| LEDGEVIEW TN SANITARY DIST 2 buys surface water · local government · WI4051418 | 7,602 served |
| LAWRENCE WATERWORKS buys surface water · local government · WI4051625 | 5,398 served |
Source: U.S. EPA Safe Drinking Water Information System (SDWIS), active community systems, . Look up any system's violations and test results with EPA's search using its ID.
About 641 people were held in Brown County's jail, in Vera's latest figure (2025). In 2020 it was about 219.
Source: Vera Institute of Justice, Incarceration Trends (built from federal Bureau of Justice Statistics jail surveys). Counties without their own jail, or that share one, may show no figure.
8 school districts have their office in Brown County. School taxes are usually the largest part of a property tax bill.
Spent $345.2 million — $300.1 million to run schools, about $15,861 per student, plus $10.8 million on buildings and equipment. Money in: $97.4 million local (mostly property tax), $240.9 million state, $58.4 million federal.
Spent $147.6 million — $79.5 million to run schools, about $13,751 per student, plus $61.2 million on buildings and equipment. Money in: $41.8 million local (mostly property tax), $53.8 million state, $8 million federal. Long-term debt: $98.2 million.
Spent $61.8 million — $55.9 million to run schools, about $12,266 per student, plus $815,000 on buildings and equipment. Money in: $21.7 million local (mostly property tax), $35.8 million state, $6.4 million federal. Long-term debt: $4.8 million.
Spent $58.7 million — $48.6 million to run schools, about $12,887 per student, plus $3.3 million on buildings and equipment. Money in: $23.3 million local (mostly property tax), $37.1 million state, $5.3 million federal. Long-term debt: $8.7 million.
Spent $55.1 million — $47.3 million to run schools, about $13,146 per student, plus $1.7 million on buildings and equipment. Money in: $22.4 million local (mostly property tax), $36.5 million state, $4.4 million federal. Long-term debt: $69.8 million.
Spent $45.8 million — $41 million to run schools, about $12,760 per student, plus $1.8 million on buildings and equipment. Money in: $25.4 million local (mostly property tax), $16.8 million state, $5.1 million federal. Long-term debt: $8.8 million.
Spent $23.5 million — $20.6 million to run schools, about $12,704 per student, plus $1.2 million on buildings and equipment. Money in: $12.6 million local (mostly property tax), $14.4 million state, $2.4 million federal. Long-term debt: $10.1 million.
Spent $23.6 million — $17.2 million to run schools, about $13,224 per student, plus $4.1 million on buildings and equipment. Money in: $9.3 million local (mostly property tax), $12.5 million state, $2.1 million federal. Long-term debt: $22.3 million.
Source: U.S. Census Bureau, 2023 Annual Survey of School System Finances. Districts are listed by the county of their main office; some serve neighboring counties too.
Source: County Health Rankings & Roadmaps 2025 (University of Wisconsin Population Health Institute), which gathers federal data (CDC, Census, and others); measures cover different recent years. Blank lines aren't reported for small counties.
Overall risk: Relatively Moderate compared with other U.S. counties. FEMA estimates natural hazards cost Brown County about $103.7 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Very Low.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
473 bridges in Brown County: 220 in good condition, 232 fair, and 21 poor (4.4%). “Poor” means a main part — the deck, the beams, or the supports — is rated 4 or lower on the federal 0–9 scale. It doesn't mean unsafe to drive; unsafe bridges are closed.
| LRD TAYLOR ST over BEAVER CREEK · built 1970 | 9,300 vehicles a day |
| CTH EE over ASHWAUBENON CREEK · built 1965 | 8,200 vehicles a day |
| CTH X over EAST RIVER · built 1982 | 6,800 vehicles a day |
| LRD HENRY ST over BAIRD CREEK · built 1970 | 6,180 vehicles a day |
| CTH FF HILLCREST over DUCK CREEK · built 1968 | 4,300 vehicles a day |
| CTH MM DUTCHMAN R over SORENSONS CREEK · built 2004 | 3,000 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $100.6 million of work in Brown County in fiscal 2025, about $374 per resident — to the county, cities, schools, hospitals, nonprofits and others.
Source: USAspending.gov, grants by place of performance, fiscal 2025 (Oct. 2024 to Sept. 2025). Search it by county to see each award.
From Grants.gov: posted grants listing county governments as eligible, soonest deadline first; research-only and overseas programs left out; list updated 2026-10-13, refreshed weekly. 62 are open in all. Cities, towns, school districts and nonprofits have their own lists there.
Registration deadlines, early voting and polling places for Wisconsin are on the federal site vote.gov, which links to the state's official election office.
The budget, property tax rates, audits, local officials and offices for Brown County come from the county's own records, which we haven't gathered — not gathered, never hidden. See what a full county site looks like, or ask to have Brown County built: brayden.ozark@gmail.com.
More of Wisconsin: the state government and every county in Wisconsin.
Nearby counties: Outagamie County (23 mi) · Kewaunee County (28 mi) · Calumet County (29 mi) · Manitowoc County (30 mi) · Oconto County (38 mi) · Winnebago County (43 mi).