Town guide
Brentwood
New Hampshire · NH · Rockingham County
About Brentwood
Place in New Hampshire, United States1742Established
4,490Population
17 sq miArea
115 ftElevation
Brentwood is a town in, and the county seat of, Rockingham County, New Hampshire, United States. At the 2020 census, its population was 4,490.
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The weekly
This week in Brentwood
September 14–20, 2026·New Hampshire · NH · Rockingham County
This week in Brentwood, the weather trend was mostly sunny with some rain, ranging from partly cloudy to mostly sunny days. Brentwood officers made local news for turning a 911 call into a meaningful reunion, as reported by WMUR.
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