32,215 people (2024 Census estimate, +3.7% since 2020)
1,142 square miles of land · 28 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.
30 active community water systems list Delta County in the area they serve, reporting 26,275 people served in all (a system that crosses county lines counts its whole population).
| DELTA CITY OF buys surface water · local government · CO0115205 | 8,700 served |
| ORCHARD CITY TOWN OF groundwater (surface-influenced) · local government · CO0115588 | 3,100 served |
| UPPER SURFACE CREEK DOMESTIC WUA surface water · private · CO0115784 | 2,800 served |
| PAONIA TOWN OF groundwater (surface-influenced) · local government · CO0115601 | 2,499 served |
| CEDAREDGE TOWN OF surface water · local government · CO0115171 | 2,400 served |
| HOTCHKISS TOWN OF surface water · local government · CO0115352 | 2,050 served |
| ROGERS MESA WC buys surface water · private · CO0115685 | 840 served |
| CRAWFORD MESA WA groundwater · private · CO0115189 | 486 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 50 people were held in Delta County's jail, in Vera's latest figure (2025). In 2020 it was about 46.
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.
1 school district has its office in Delta County. School taxes are usually the largest part of a property tax bill.
Spent $70.1 million — $63.6 million to run schools, about $13,856 per student, plus $3.3 million on buildings and equipment. Money in: $22 million local (mostly property tax), $41.1 million state, $11.2 million federal. Long-term debt: $4.7 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 Delta County about $14.1 million a year on average in buildings, crops and lives. Ability to bounce back (community resilience): Relatively Low; social vulnerability: Relatively High.
Source: FEMA National Risk Index (December 2025), expected annual loss. Ratings compare counties nationwide; they're estimates, not predictions.
64 bridges in Delta County: 32 in good condition, 30 fair, and 2 poor (3.1%). “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.
| CR J25 (Fairview) over TONGUE CREEK · built 1984 | 267 vehicles a day |
| COUNTY ROAD B over DRY CREEK · built 1986 | 11 vehicles a day |
Source: Federal Highway Administration, National Bridge Inventory (2025 submission). Includes state, county and city bridges.
Federal grants paid for $18.1 million of work in Delta County in fiscal 2025, about $581 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. Ballots mailed to voters: 2026-10-02 to 2026-10-09. Drop boxes open: 2026-10-12. In-person voting at voter centers: 2026-10-19 to 2026-11-03. Last day to register and still get a ballot by mail: 2026-10-26. Last suggested day to mail your ballot back: 2026-10-26. Election Day: 2026-11-03. Last day to fix a signature problem: 2026-11-12.
Source: Colorado Secretary of State, Oct. 2, 2026 · Colorado Secretary of State, Sept. 23, 2026 · Colorado Secretary of State — Election Day FAQs
The budget, property tax rates, audits, local officials and offices for Delta 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 Delta County built: brayden.ozark@gmail.com.
More of Colorado: the state government and every county in Colorado.
Nearby counties: Mesa County (34 mi) · Montrose County (38 mi) · Gunnison County (45 mi) · Ouray County (49 mi) · Garfield County (51 mi) · Pitkin County (57 mi).