55,415 people (2024 Census estimate, +10.7% since 2020)
804 square miles of land · 69 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.
16 active community water systems list Wilson County in the area they serve, reporting 57,579 people served in all (a system that crosses county lines counts its whole population).
| SS WSC groundwater · local government · TX2470015 | 20,826 served |
| CITY OF FLORESVILLE groundwater · local government · TX2470001 | 8,306 served |
| OAK HILLS WSC groundwater · local government · TX2470009 | 6,225 served |
| SUNKO WSC groundwater · local government · TX2470005 | 5,064 served |
| PICOSA WSC groundwater · local government · TX2470026 | 3,210 served |
| CITY OF POTH groundwater · local government · TX2470002 | 2,994 served |
| CITY OF LA VERNIA groundwater · local government · TX2470004 | 2,526 served |
| EAGLE CREEK RANCH groundwater · private · TX2470022 | 2,409 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 127 people were held in Wilson County's jail, in Vera's latest figure (2026). In 2021 it was about 123.
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.
4 school districts have their office in Wilson County. School taxes are usually the largest part of a property tax bill.
Spent $48.1 million — $43.6 million to run schools, about $10,779 per student, plus $1.5 million on buildings and equipment. Money in: $23.8 million local (mostly property tax), $19.9 million state, $8.4 million federal. Long-term debt: $50.6 million.
Spent $37.8 million — $34.9 million to run schools, about $9,921 per student, plus $2 million on buildings and equipment. Money in: $23.6 million local (mostly property tax), $17.1 million state, $5.1 million federal. Long-term debt: $22.5 million.
Spent $13.1 million — $11.2 million to run schools, about $11,997 per student, plus $1.4 million on buildings and equipment. Money in: $6.1 million local (mostly property tax), $6.3 million state, $1.1 million federal. Long-term debt: $13.4 million.
Spent $11.7 million — $10.1 million to run schools, about $11,783 per student, plus $1.2 million on buildings and equipment. Money in: $4.4 million local (mostly property tax), $7.1 million state, $1.9 million federal. Long-term debt: $12.3 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 Low compared with other U.S. counties. FEMA estimates natural hazards cost Wilson County about $31.9 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Moderate; social vulnerability: Relatively Moderate.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
137 bridges in Wilson County: 80 in good condition, 54 fair, and 3 poor (2.2%). “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.
| FM 1107 over ECLETO CREEK · built 1970 | 471 vehicles a day |
| CR 401 over CIBOLO CREEK · built 1990 | 219 vehicles a day |
| CR 241 over BORREGO CREEK · built 1930 | 40 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $30.2 million of work in Wilson County in fiscal 2025, about $606 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.
General election: Tuesday, November 3, 2026. Last day to register to vote: 2026-10-05. Early voting: 2026-10-19 to 2026-10-30. Mail ballot application must be received: 2026-10-23. Election Day: 2026-11-03.
Source: Texas Secretary of State, Sept. 28, 2026 · VoteTexas.gov — early voting · VoteTexas.gov
The budget, property tax rates, audits, local officials and offices for Wilson 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 Wilson County built: brayden.ozark@gmail.com.
More of Texas: the state government and every county in Texas.
Nearby counties: Karnes County (23 mi) · Guadalupe County (29 mi) · Bexar County (32 mi) · Atascosa County (33 mi) · Gonzales County (41 mi) · DeWitt County (44 mi).