Market insights · Tennessee
Knox County, TN: growth, migration and housing
Knox County has 511,453 residents, up 6.5% since 2020 (+0.8% in the last year). In 2022–2023, 14,608 households moved in and 13,090 moved out (+1,518 net), bringing in a net $181.4M of income. Median household income is $74,222, the median home $320,900 and median rent $1,261 a month.
In Tennessee: 38th of 95 counties for 5-year population growth · 69th of 95 counties for net in-migration (per resident) · 15th of 95 counties for median household income · 12th of 95 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Knox County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Blount County, TN | 1,076 | $87.8M |
| Anderson County, TN | 772 | $45.7M |
| Sevier County, TN | 556 | $35.2M |
| Loudon County, TN | 420 | $32.7M |
| Jefferson County, TN | 275 | $14.5M |
| Davidson County, TN | 267 | $20.4M |
| Roane County, TN | 238 | $17.8M |
| Union County, TN | 226 | $10.0M |
Where leavers went
Top counties by households leaving Knox County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Blount County, TN | 1,105 | $69.7M |
| Anderson County, TN | 1,038 | $60.9M |
| Loudon County, TN | 646 | $70.3M |
| Sevier County, TN | 494 | $26.7M |
| Davidson County, TN | 361 | $17.9M |
| Roane County, TN | 359 | $23.4M |
| Jefferson County, TN | 346 | $20.6M |
| Union County, TN | 267 | $15.9M |
BizyFi in Knox County
5 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse Tennessee 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.