Market insights · Maine
Franklin County, ME: growth, migration and housing
Franklin County has 30,824 residents, up 4.6% since 2020 (-0.2% in the last year). In 2022–2023, 852 households moved in and 744 moved out (+108 net), bringing in a net $15.5M of income. Median household income is $58,675, the median home $194,700 and median rent $802 a month.
In Maine: 3rd of 16 counties for 5-year population growth · 8th of 16 counties for net in-migration (per resident) · 13th of 16 counties for median household income · 12th of 16 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Franklin County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Androscoggin County, ME | 113 | $4.7M |
| Kennebec County, ME | 94 | $4.6M |
| Somerset County, ME | 69 | $3.2M |
| Oxford County, ME | 66 | $3.1M |
| Cumberland County, ME | 65 | $5.0M |
| York County, ME | 34 | $2.6M |
| Penobscot County, ME | 29 | $1.1M |
Where leavers went
Top counties by households leaving Franklin County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Androscoggin County, ME | 110 | $5.6M |
| Kennebec County, ME | 86 | $3.5M |
| Somerset County, ME | 79 | $3.0M |
| Cumberland County, ME | 63 | $2.6M |
| Oxford County, ME | 58 | $2.4M |
| Penobscot County, ME | 36 | $1.3M |
| York County, ME | 28 | $0.9M |
BizyFi in Franklin 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.