Jefferson County, Colorado
Jefferson County, Colorado · ZIP 80002, 80003, 80004
- Census data · ACS 2019-2023
- 578,533 (2024 estimate)Population
- 240,031Households
- $107,800Median household income
- $604,400Median home value
- 23Towns with a page
- 32ZIP codes
Jefferson County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 527,056 |
| 2010 | 534,543 |
| 2020 | 582,910 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 08, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 08, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 08, retrieved November 14, 2026.
Median household income $107,800 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 08, retrieved November 14, 2026.
- Owner occupied
- 169,486 units
- Renter occupied
- 70,545 units
- Vacancy rate
- 4.4%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 08, retrieved November 14, 2026.
210,701 employees in 17,999 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 08, retrieved November 14, 2026.
| Measure | Jefferson County | Colorado |
|---|---|---|
| Population | 579,715 | 5,810,774 |
| Median household income | $107,800 | $92,470 |
| Median age | 40.4 | 37.5 |
| Median home value | $604,400 | $502,200 |
| Bachelor’s degree or higher | 50.7% | 44.7% |
| Foreign-born residents | 6.1% | 9.6% |
| Owner-occupied homes | 70.6% | 66.3% |
| Mean commute to work | 26.6 minutes | 25.5 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 08, retrieved November 14, 2026.
Townships, towns and villages in Jefferson County23 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Lakewood | City | 156,868 | 43.5 sq mi |
| Arvada | City | 121,873 | 39.0 sq mi |
| Dakota Ridge | Census designated place | 34,159 | 9.39 sq mi |
| Ken Caryl | Census designated place | 33,407 | 9.83 sq mi |
| Wheat Ridge | City | 31,999 | 9.38 sq mi |
| Columbine | Census designated place | 25,681 | 6.63 sq mi |
| Golden | City | 20,151 | 9.64 sq mi |
| Fairmount | Census designated place | 10,521 | 6.08 sq mi |
| Evergreen | Census designated place | 8,643 | 11.5 sq mi |
| Applewood | Census designated place | 8,120 | 4.07 sq mi |
| West Pleasant View | Census designated place | 5,221 | 1.53 sq mi |
| Edgewater | City | 4,880 | 0.69 sq mi |
| Genesee | Census designated place | 3,826 | 6.62 sq mi |
| Coal Creek | Census designated place | 2,357 | 9.37 sq mi |
| Indian Hills | Census designated place | 1,320 | 5.42 sq mi |
| Kittredge | Census designated place | 843 | 1.88 sq mi |
| Aspen Park | Census designated place | 724 | 2.46 sq mi |
| East Pleasant View | Census designated place | 625 | 0.09 sq mi |
| Mountain View | Town | 521 | 0.09 sq mi |
| Brook Forest | Census designated place | 408 | 1.39 sq mi |
| Morrison | Town | 394 | 1.65 sq mi |
| Idledale | Census designated place | 306 | 0.28 sq mi |
| Lakeside | Town | 15 | 0.19 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 08 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Jefferson County
No job is posted in Jefferson County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Jefferson County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Adams CountyPopulation 542,973 (2024 estimate)
- Arapahoe CountyPopulation 666,918 (2024 estimate)
- Boulder CountyPopulation 330,262 (2024 estimate)
- Broomfield CountyPopulation 78,323 (2024 estimate)
- Clear Creek CountyPopulation 9,076 (2024 estimate)
- Denver CountyPopulation 729,019 (2024 estimate)
- Douglas CountyPopulation 393,995 (2024 estimate)
- Gilpin CountyPopulation 5,963 (2024 estimate)
- Park CountyPopulation 18,316 (2024 estimate)
- Teller CountyPopulation 24,862 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 08, retrieved November 14, 2026.