Delta County, Colorado
County seat: Delta · Population 32,178 (2025) · 1,142 sq mi
Delta County is the 18th most populous of Colorado's 64 counties, with 32,178 people (2025 estimate). Its county seat is Delta. It is part of the Region 10: Central Western Slope region, one of the 14 Planning and Management Regions of Colorado. The map shows its 6 cities and towns and the 3 neighboring counties.
Delta County facts
- County seat
- Delta
- Population (2025 estimate)
- 32,178 +3.1% since 2020
- Land area
- 1,142 sq mi 40th largest of 64
- Water area
- 7 sq mi
- Population density
- 28 per sq mi
- Established
- 1883
- Same name
- One of 3 Delta Counties in the US
- Named after
- Delta city in and county seat of Delta County, Colorado, United States
- Largest city
- Delta 9,802
- Median household income
- $57,774
- Cities and towns
- 6 plus 1 CDPs
- ZIP codes
- 8
- Time zone
- Mountain
- FIPS code
- 08029
Cities and towns in Delta County
Delta County has 6 incorporated cities, towns and villages. Populations count the people living inside Delta County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Delta (county seat) | City | 9,802 | |
| Orchard City | Town | 3,299 | |
| Cedaredge | Town | 2,448 | |
| Paonia | Town | 1,477 | |
| Hotchkiss | Town | 945 | |
| Crawford | Town | 411 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Lazear | 196 |
ZIP codes in Delta County
8 ZIP codes reach into Delta County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 81410
- 81413
- 81415 also Montrose County
- 81416 also Montrose County
- 81418
- 81419
- 81428
- 81434 also Gunnison County
Population of Delta County, 2020–2025
Delta County grew by 975 people (+3.1%) between April 2020 and July 2025: 895 more deaths than births and a net gain of 1,890 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 31,062 |
| 2021 | 31,414 |
| 2022 | 31,575 |
| 2023 | 31,786 |
| 2024 | 32,294 |
| 2025 | 32,178 |
Neighboring counties
- Mesa County west · 162,845 people
- Montrose County southwest · 44,591 people
- Gunnison County east · 17,439 people
Printable Delta County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (62 KB)
- PNG (2400 px) (60 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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