Market insights · ME
Maine: where people are moving, county by county
Maine has 1,414,874 residents across 16 counties, up 3.7% in five years. Net movement with other states in 2022–2023: +3,638 tax returns and +$499.7M in income. Strongest net in-migration: Piscataquis County, Somerset County, Oxford County.
All 16 counties
Largest first. Growth is the five-year change in Census population estimates; net movement is IRS tax returns (roughly households) moving in minus out, per 1,000 residents, 2022–2023. BizyFi calculations from those totals. Income, home value and rent: Census ACS 5-year 2024.
| County | Population | 5-yr growth | Net per 1,000 | Net income in | Median income | Median home | Median rent | |
|---|---|---|---|---|---|---|---|---|
| Cumberland County | 317,222 | +4.5% | +1.6 | +$124.0M | $95,677 | $451,200 | $1,589 | Map |
| York County | 222,434 | +4.8% | +3.8 | +$152.3M | $88,333 | $395,700 | $1,339 | Map |
| Penobscot County | 157,967 | +3.8% | +1.9 | +$11.6M | $66,356 | $214,100 | $1,041 | Map |
| Kennebec County | 129,067 | +3.5% | +2.2 | +$14.6M | $69,077 | $238,200 | $992 | Map |
| Androscoggin County | 116,487 | +4.8% | +2.6 | +$18.7M | $67,873 | $252,800 | $1,010 | Map |
| Aroostook County | 66,609 | -0.7% | +1.5 | -$2.6M | $56,700 | $149,700 | $784 | Map |
| Oxford County | 60,346 | +4.2% | +4.1 | +$23.8M | $60,173 | $217,300 | $836 | Map |
| Hancock County | 57,171 | +3.0% | +2.1 | +$26.4M | $72,744 | $310,400 | $1,061 | Map |
| Somerset County | 51,620 | +2.3% | +4.2 | +$17.4M | $58,179 | $166,900 | $910 | Map |
| Knox County | 41,117 | +1.1% | +0.7 | +$26.4M | $74,096 | $324,900 | $1,165 | Map |
| Waldo County | 40,693 | +2.6% | +3.8 | +$9.8M | $72,782 | $257,700 | $1,021 | Map |
| Sagadahoc County | 37,979 | +3.4% | +3.7 | +$26.8M | $87,806 | $333,300 | $1,098 | Map |
| Lincoln County | 36,595 | +3.8% | +4.0 | +$16.6M | $76,875 | $332,700 | $1,055 | Map |
| Washington County | 31,334 | +0.8% | +2.1 | +$10.9M | $56,024 | $161,800 | $783 | Map |
| Franklin County | 30,824 | +4.6% | +3.5 | +$15.5M | $58,675 | $194,700 | $802 | Map |
| Piscataquis County | 17,409 | +3.5% | +4.2 | +$7.6M | $61,345 | $170,200 | $837 | Map |
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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). Growth, per-1,000 and state totals are BizyFi calculations; the IRS suppresses very small flows, shown as –. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.