Market insights · New Hampshire
Rockingham County, NH: growth, migration and housing
Rockingham County has 324,077 residents, up 3.0% since 2020 (+0.6% in the last year). In 2022–2023, 9,763 households moved in and 9,361 moved out (+402 net), bringing in a net $342.7M of income. Median household income is $118,331, the median home $497,500 and median rent $1,687 a month.
In New Hampshire: 3rd of 10 counties for 5-year population growth · 9th of 10 counties for net in-migration (per resident) · 1st of 10 counties for median household income · 1st of 10 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Rockingham County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Essex County, MA | 1,672 | $197.7M |
| Hillsborough County, NH | 1,656 | $154.2M |
| Middlesex County, MA | 1,098 | $188.6M |
| Strafford County, NH | 790 | $80.2M |
| Merrimack County, NH | 384 | $41.4M |
| York County, ME | 289 | $23.1M |
| Suffolk County, MA | 284 | $112.0M |
| Norfolk County, MA | 150 | $18.2M |
Where leavers went
Top counties by households leaving Rockingham County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Hillsborough County, NH | 1,708 | $130.5M |
| Strafford County, NH | 1,037 | $79.9M |
| Essex County, MA | 867 | $68.5M |
| Middlesex County, MA | 610 | $53.6M |
| Merrimack County, NH | 473 | $33.9M |
| York County, ME | 376 | $40.4M |
| Suffolk County, MA | 273 | $25.9M |
| Belknap County, NH | 146 | $18.8M |
BizyFi in Rockingham County
4 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.
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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.