1,823 people (2024 Census estimate, +3.4% since 2020)
1,501 square miles of land · 1 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.
4 active community water systems list Oldham County in the area they serve, reporting 1,734 people served in all (a system that crosses county lines counts its whole population).
| VEGA MUNICIPAL WATER SYSTEM groundwater · local government · TX1800001 | 885 served |
| CAL FARLEYS BOYS RANCH groundwater · private · TX1800002 | 500 served |
| WILDORADO WSC groundwater · local government · TX1800004 | 220 served |
| ADRIAN MUNICIPAL WATER SYSTEM groundwater · local government · TX1800003 | 129 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 6 people were held in Oldham County's jail, in Vera's latest figure (2026). In 2021 it was about 4.
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 Oldham County. School taxes are usually the largest part of a property tax bill.
Spent $6.7 million — $5.9 million to run schools, about $15,889 per student, plus $124,000 on buildings and equipment. Money in: $5.2 million local (mostly property tax), $1.9 million state, $465,000 federal. Long-term debt: $15.1 million.
Spent $3.4 million — $2.8 million to run schools, about $12,177 per student, plus $44,000 on buildings and equipment. Money in: $3.3 million local (mostly property tax), $1 million state, $221,000 federal. Long-term debt: $10 million.
Spent $6.5 million — $6.5 million to run schools, about $39,659 per student. Money in: $2.8 million local (mostly property tax), $2.7 million state, $2.1 million federal.
Spent $2.5 million — $2.3 million to run schools, about $19,475 per student. Money in: $1.3 million local (mostly property tax), $1.9 million state, $249,000 federal. Long-term debt: $3.4 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: Very Low compared with other U.S. counties. FEMA estimates natural hazards cost Oldham County about $4.2 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.
50 bridges in Oldham County: 22 in good condition, 28 fair, and 0 poor (0.0%). “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.
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $-926,907 of work in Oldham County in fiscal 2025, about $-527 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 Oldham 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 Oldham County built: brayden.ozark@gmail.com.
More of Texas: the state government and every county in Texas.
Nearby counties: Hartley County (30 mi) · Deaf Smith County (32 mi) · Potter County (40 mi) · Moore County (50 mi) · Randall County (50 mi) · Quay County, NM (57 mi).