Portsmouth, NH ZIP Codes
One ZIP code serves Portsmouth, New Hampshire: 03801. Together they are home to 23,484 residents in 11,262 households.
Portsmouth city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 22,545 |
| Households | 10,902 |
| Median household income | $106,219 |
| Median home value | $688,500 |
| Median age | 42.9 |
| Median rent | $1,869 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 23,484 |
| Households (sum of ZIP codes) | 11,262 |
| Median household income, range across ZIP codes | $106,756 (03801) to $106,756 (03801) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $106,756 |
| Homeowners | 53.0% |
| Households with kids under 18 | 15.4% |
| Moved in the past year | 17.2% |
| Carrier routes in EDDM2GO's route library | 27 routes, 12,280 homes (1 of 1 ZIP codes) |
Every ZIP code in Portsmouth
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 03801 | Portsmouth | 23,484 | 11,262 | $106,756 | $699,900 | 53.0% | 15.4% | 17.2% | 27 | 14,754 | 66% of its land; mailing city |
A ZIP code is listed for Portsmouth when at least 10% of its land lies inside Portsmouth city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Portsmouth. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Portsmouth.
Counties
- Rockingham County — 36 ZIP codes
Price a mailing to Portsmouth ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Portsmouth, NH?
- 03801. A ZIP code is listed for Portsmouth when at least 10% of its land lies inside Portsmouth city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Portsmouth.
- What is the population of Portsmouth, NH?
- The Census Bureau counts 22,545 residents inside Portsmouth city limits (ACS 2020–2024). The 1 ZIP code that serve Portsmouth hold 23,484 residents in all.
- What is the median household income in Portsmouth, NH?
- $106,219 inside Portsmouth city limits, per the Census Bureau. Across its ZIP codes the medians run from $106,756 to $106,756.
- How many carrier routes and mailboxes are in Portsmouth, NH?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 27 carrier routes reaching 12,280 residential and 2,366 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.