Seabrook, NH ZIP code
The ZIP code for Seabrook, New Hampshire is 03874. It is in Rockingham County.
- Population in these ZIPs
- 8,487
- Avg. median income
- $83,000population-weighted
- Typical home value
- $661,100population-weighted
- Metro area
- Boston-Cambridge-Newton, MA-NH
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Seabrook, NH ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 03874 | 8,487 | $82,995 | $661,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Seabrook
- Hampton Falls 3 mi
- North Hampton 7 mi
- East Kingston 7 mi
- Hampton 7 mi
- Rye Beach 8 mi
- Exeter 9 mi
- Stratham 9 mi
- Newton 9 mi
- Rye 11 mi
- Greenland 11 mi
- Kingston 11 mi
- Newfields 12 mi
Frequently asked questions
What is the ZIP code for Seabrook, NH?
The ZIP code for Seabrook, NH is 03874.
What county is Seabrook, New Hampshire in?
Seabrook ZIP codes are in Rockingham County.