Market insights · MA
Massachusetts: where people are moving, county by county
Massachusetts has 7,154,084 residents across 14 counties, up 2.4% in five years. Net movement with other states in 2022–2023: -15,378 tax returns and -$4.02B in income. Strongest net in-migration: Bristol County, Plymouth County, Franklin County.
All 14 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 | |
|---|---|---|---|---|---|---|---|---|
| Middlesex County | 1,669,979 | +2.8% | -2.7 | -$1.48B | $130,847 | $727,800 | $2,201 | Map |
| Worcester County | 888,502 | +3.7% | -1.5 | -$201.3M | $95,939 | $423,700 | $1,426 | Map |
| Essex County | 826,653 | +2.3% | -2.2 | -$106.7M | $101,883 | $619,100 | $1,756 | Map |
| Suffolk County | 791,891 | +0.1% | -4.8 | -$1.71B | $95,631 | $705,800 | $2,129 | Map |
| Norfolk County | 739,749 | +2.2% | -2.3 | -$584.9M | $130,739 | $683,900 | $2,149 | Map |
| Bristol County | 593,640 | +2.9% | +0.3 | -$71.9M | $85,625 | $451,200 | $1,245 | Map |
| Plymouth County | 546,829 | +3.5% | -0.5 | +$93.8M | $114,201 | $556,000 | $1,747 | Map |
| Hampden County | 464,338 | +0.1% | -2.2 | -$140.2M | $71,306 | $298,800 | $1,136 | Map |
| Barnstable County | 233,539 | +2.4% | -1.3 | +$181.5M | $95,241 | $629,000 | $1,678 | Map |
| Hampshire County | 164,065 | +10.4% | -2.7 | -$28.0M | $87,001 | $390,300 | $1,388 | Map |
| Berkshire County | 128,224 | -1.2% | -1.3 | +$21.1M | $76,013 | $305,400 | $1,097 | Map |
| Franklin County | 70,698 | -0.3% | -0.8 | +$8.9M | $74,907 | $329,000 | $1,177 | Map |
| Dukes County | 21,219 | +3.1% | -5.7 | +$12.0M | $125,786 | $1,165,800 | $1,277 | Map |
| Nantucket County | 14,758 | +3.6% | -2.2 | -$16.2M | $139,688 | $1,593,800 | $2,213 | 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.