Portsmouth, New Hampshire
Portsmouth is a city in Rockingham County, New Hampshire, with an estimated population of 22,733 in 2023. It sits at 43.0606, -70.7803 in the America/New_York time zone.
| Field | Value |
|---|---|
| Place name | Portsmouth |
| Type | city |
| State | New Hampshire (NH) |
| County | Rockingham County |
| Population (2023 est.) | 22,733 |
| Land area | 15.66 sq mi (40.56 km²) |
| Coordinates | 43.0606, -70.7803 |
| Time zone | America/New_York |
| ZIP codes | 03801, 03802, 03803, 03804 |
| Telephone area codes | 603 |
ZIP codes and area codes for Portsmouth
Portsmouth covers 4 ZIP codes: 03801, 03802, 03803, 03804. Telephone area codes serving the area: 603. Browse all ZIP codes in New Hampshire for the full list.
Where is Portsmouth?
Portsmouth is located in New Hampshire, in Rockingham County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Dover 16 km · NHSomersworth 23 km · NHAmesbury Town 27 km · MANewburyport 29 km · MARochester 31 km · NHHaverhill 40 km · MASanford 40 km · MEMethuen Town 48 km · MA
Frequently asked questions
What county is Portsmouth, NH in?
Portsmouth is in Rockingham County, New Hampshire.
What is the population of Portsmouth, NH?
The 2023 Census Bureau estimate is 22,733.
What time zone is Portsmouth in?
Portsmouth is in the America/New_York time zone.