Market insights · Missouri
Lewis County, MO: growth, migration and housing
Lewis County has 9,879 residents, down 1.6% since 2020 (+0.3% in the last year). In 2022–2023, 157 households moved in and 190 moved out (-33 net), while a net $1.1M of income left. Median household income is $59,934, the median home $130,200 and median rent $644 a month.
In Missouri: 101st of 115 counties for 5-year population growth · 103rd of 115 counties for net in-migration (per resident) · 58th of 115 counties for median household income · 95th of 115 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Lewis County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Adams County, IL | 45 | $2.3M |
| Marion County, MO | 31 | $1.4M |
Where leavers went
Top counties by households leaving Lewis County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Adams County, IL | 52 | $1.8M |
| Marion County, MO | 37 | $1.7M |
BizyFi in Lewis County
No companies in the BizyFi directory are based here yet. Search them on the company map (company names with a free account), or browse Missouri 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.