Market insights · New Hampshire
Strafford County, NH: growth, migration and housing
Strafford County has 135,043 residents, up 3.0% since 2020 (+0.5% in the last year). In 2022–2023, 4,281 households moved in and 3,903 moved out (+378 net), while a net $28.5M of income left. Median household income is $88,570, the median home $362,800 and median rent $1,488 a month.
In New Hampshire: 2nd of 10 counties for 5-year population growth · 4th of 10 counties for net in-migration (per resident) · 5th of 10 counties for median household income · 6th of 10 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Strafford County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Rockingham County, NH | 1,037 | $79.9M |
| York County, ME | 473 | $27.4M |
| Hillsborough County, NH | 291 | $19.6M |
| Essex County, MA | 225 | $15.9M |
| Middlesex County, MA | 150 | $14.8M |
| Carroll County, NH | 148 | $7.7M |
| Merrimack County, NH | 132 | $9.3M |
| Belknap County, NH | 118 | $5.9M |
Where leavers went
Top counties by households leaving Strafford County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Rockingham County, NH | 790 | $80.2M |
| York County, ME | 545 | $32.8M |
| Hillsborough County, NH | 219 | $16.6M |
| Carroll County, NH | 194 | $16.5M |
| Merrimack County, NH | 140 | $7.5M |
| Belknap County, NH | 132 | $8.5M |
| Essex County, MA | 103 | $8.2M |
| Middlesex County, MA | 95 | $6.0M |
BizyFi in Strafford County
Fewer than 3 companies in the BizyFi directory are based here. Search them on the company map (company names with a free account), or browse New Hampshire companies.
← All New Hampshire counties · National rankings
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.