Market insights · Colorado
Arapahoe County, CO: growth, migration and housing
Arapahoe County has 673,820 residents, up 2.8% since 2020 (-0.3% in the last year). In 2022–2023, 30,681 households moved in and 32,433 moved out (-1,752 net), while a net $480.1M of income left. Median household income is $101,087, the median home $561,200 and median rent $1,891 a month.
In Colorado: 28th of 64 counties for 5-year population growth · 41st of 60 counties for net in-migration (per resident) · 11th of 64 counties for median household income · 20th of 64 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Arapahoe County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Denver County, CO | 8,748 | $751.3M |
| Douglas County, CO | 2,753 | $257.3M |
| Adams County, CO | 2,708 | $146.5M |
| Jefferson County, CO | 2,398 | $162.3M |
| El Paso County, CO | 679 | $37.6M |
| Los Angeles County, CA | 367 | $31.5M |
| Maricopa County, AZ | 357 | $37.0M |
| Larimer County, CO | 313 | $17.2M |
Where leavers went
Top counties by households leaving Arapahoe County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Denver County, CO | 7,829 | $801.1M |
| Douglas County, CO | 4,025 | $430.9M |
| Adams County, CO | 3,155 | $175.9M |
| Jefferson County, CO | 2,515 | $193.3M |
| El Paso County, CO | 808 | $47.6M |
| Weld County, CO | 467 | $30.3M |
| Maricopa County, AZ | 431 | $43.2M |
| Larimer County, CO | 373 | $24.7M |
BizyFi in Arapahoe County
13 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Colorado companies.
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.