30,512 people (2024 Census estimate, +1.3% since 2020)
482 square miles of land · 63 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.
7 active community water systems list Door County in the area they serve, reporting 11,199 people served in all (a system that crosses county lines counts its whole population).
| STURGEON BAY WATERWORKS groundwater · local government · WI4150526 | 9,700 served |
| SISTER BAY WATERWORKS groundwater · local government · WI4150510 | 1,000 served |
| OAKS THE groundwater · private · WI4150213 | 135 served |
| HERITAGE LAKE RESORT groundwater · private · WI4151845 | 130 served |
| MAPLEWOOD SANITARY DIST 1 groundwater · local government · WI4150064 | 122 served |
| CARLTON HEIGHTS MHP CT 2 groundwater · private · WI4151196 | 60 served |
| COTTAGE GLEN CONDOMINIUMS groundwater · private · WI4150000 | 52 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 62 people were held in Door County's jail, in Vera's latest figure (2025). In 2020 it was about 52.
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.
5 school districts have their office in Door County. School taxes are usually the largest part of a property tax bill.
Spent $22 million — $19.3 million to run schools, about $18,107 per student, plus $102,000 on buildings and equipment. Money in: $12.1 million local (mostly property tax), $8.3 million state, $2.6 million federal. Long-term debt: $15 million.
Spent $18.4 million — $14.9 million to run schools, about $14,995 per student, plus $1.4 million on buildings and equipment. Money in: $14.8 million local (mostly property tax), $5.8 million state, $1.9 million federal. Long-term debt: $9 million.
Spent $15 million — $11.5 million to run schools, about $19,223 per student, plus $1.8 million on buildings and equipment. Money in: $12.3 million local (mostly property tax), $3.2 million state, $1 million federal. Long-term debt: $21.5 million.
Spent $15.2 million — $14.4 million to run schools, about $26,400 per student, plus $357,000 on buildings and equipment. Money in: $16.2 million local (mostly property tax), $3.8 million state, $801,000 federal. Long-term debt: $1.9 million.
Spent $1.9 million — $1.8 million to run schools, about $28,790 per student, plus $14,000 on buildings and equipment. Money in: $1.4 million local (mostly property tax), $349,000 state, $269,000 federal. Long-term debt: $133,000.
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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Door County about $14.7 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very High; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
33 bridges in Door County: 15 in good condition, 17 fair, and 1 poor (3.0%). “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.
| CTH N over GREEN BAY TRIBUTARY · built 1965 | 235 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $10.4 million of work in Door County in fiscal 2025, about $345 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 Door 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 Door County built: brayden.ozark@gmail.com.
More of Wisconsin: the state government and every county in Wisconsin.
Nearby counties: Menominee County, MI (38 mi) · Kewaunee County (39 mi) · Leelanau County, MI (49 mi) · Marinette County (49 mi) · Delta County, MI (50 mi) · Benzie County, MI (51 mi).