9,585 people (2024 Census estimate, −2.3% since 2020)
1,793 square miles of land · 5 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.
6 active community water systems list Duval County in the area they serve, reporting 12,404 people served in all (a system that crosses county lines counts its whole population).
| SAN DIEGO MUD 1 groundwater · local government · TX0660003 | 6,291 served |
| FREER WCID groundwater · local government · TX0660002 | 2,923 served |
| DUVAL COUNTY CRD BENAVIDES groundwater · local government · TX0660001 | 2,285 served |
| CITY OF SAN DIEGO GLOSSBRENNER UNIT buys groundwater · local government · TX0660017 | 545 served |
| DUVAL COUNTY CRD REALITOS groundwater · local government · TX0660014 | 200 served |
| DUVAL COUNTY CRD CONCEPCION groundwater · local government · TX0660015 | 160 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 26 people were held in Duval County's jail, in Vera's latest figure (2026). In 2021 it was about 23.
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 Duval County. School taxes are usually the largest part of a property tax bill.
Spent $21.4 million — $18.1 million to run schools, about $12,080 per student, plus $1.7 million on buildings and equipment. Money in: $6.4 million local (mostly property tax), $11.7 million state, $3.5 million federal. Long-term debt: $22.7 million.
Spent $15.6 million — $13.6 million to run schools, about $18,500 per student, plus $213,000 on buildings and equipment. Money in: $5.5 million local (mostly property tax), $6.5 million state, $3.6 million federal. Long-term debt: $20.6 million.
Spent $8.1 million — $7.9 million to run schools, about $22,295 per student, plus $71,000 on buildings and equipment. Money in: $3.1 million local (mostly property tax), $2.3 million state, $2.5 million federal. Long-term debt: $4.3 million.
Spent $1 million — $969,000 to run schools, about $46,143 per student, plus $29,000 on buildings and equipment. Money in: $282,000 local (mostly property tax), $522,000 state, $285,000 federal.
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 Duval County about $9.9 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Very Low; social vulnerability: Very High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
121 bridges in Duval County: 56 in good condition, 64 fair, and 1 poor (0.8%). “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.
| S TOVAR ST over SAN DIEGO CREEK · built 1960 | 679 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $1.7 million of work in Duval County in fiscal 2025, about $172 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 Duval 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 Duval County built: brayden.ozark@gmail.com.
More of Texas: the state government and every county in Texas.
Nearby counties: Jim Wells County (25 mi) · Jim Hogg County (46 mi) · Brooks County (48 mi) · McMullen County (49 mi) · Live Oak County (51 mi) · Webb County (52 mi).