Market insights · Tennessee
Washington County, TN: growth, migration and housing
Washington County has 141,199 residents, up 6.0% since 2020 (+1.2% in the last year). In 2022–2023, 4,744 households moved in and 4,025 moved out (+719 net), bringing in a net $50.0M of income. Median household income is $62,809, the median home $249,000 and median rent $1,005 a month.
In Tennessee: 45th of 95 counties for 5-year population growth · 50th of 95 counties for net in-migration (per resident) · 32nd of 95 counties for median household income · 26th of 95 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Washington County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Sullivan County, TN | 837 | $48.8M |
| Carter County, TN | 547 | $22.3M |
| Greene County, TN | 231 | $10.1M |
| Unicoi County, TN | 155 | $6.4M |
| Knox County, TN | 123 | $7.1M |
| Hawkins County, TN | 106 | $5.4M |
| Buncombe County, NC | 71 | $4.8M |
| Washington County, VA | 41 | $2.5M |
Where leavers went
Top counties by households leaving Washington County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Sullivan County, TN | 768 | $64.9M |
| Carter County, TN | 550 | $24.2M |
| Greene County, TN | 253 | $16.3M |
| Knox County, TN | 166 | $9.3M |
| Unicoi County, TN | 152 | $5.8M |
| Hawkins County, TN | 108 | $5.9M |
| Davidson County, TN | 59 | $3.0M |
| Buncombe County, NC | 51 | $3.6M |
BizyFi in Washington County
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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.