New London, NH ZIP Codes
One ZIP code serves New London, New Hampshire: 03257. Together they are home to 4,484 residents in 1,650 households. That is more than the 1,278 people counted inside New London Census-designated place, because these ZIP codes reach past its boundary.
New London Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 1,278 |
| Households | 217 |
| Median household income | not published |
| Median home value | $481,000 |
| Median age | 21.5 |
| Median rent | $1,520 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 4,484 |
| Households (sum of ZIP codes) | 1,650 |
| Median household income, range across ZIP codes | $107,000 (03257) to $107,000 (03257) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $107,000 |
| Homeowners | 90.6% |
| Households with kids under 18 | 18.7% |
| Moved in the past year | 11.7% |
| Carrier routes in EDDM2GO's route library | 3 routes, 1,340 homes (1 of 1 ZIP codes) |
Every ZIP code in New London
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 03257 | New London | 4,484 | 1,650 | $107,000 | $559,000 | 90.6% | 18.7% | 11.7% | 3 | 1,392 | 5% of its land; mailing city |
A ZIP code is listed for New London when at least 10% of its land lies inside the New London Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New London. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside New London.
Counties
- Merrimack County — 28 ZIP codes
Price a mailing to New London ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in New London, NH?
- 03257. A ZIP code is listed for New London when at least 10% of its land lies inside the New London Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is New London.
- What is the population of New London, NH?
- The Census Bureau counts 1,278 residents inside New London Census-designated place (ACS 2020–2024). The 1 ZIP code that serve New London hold 4,484 residents in all.
- What is the median household income in New London, NH?
- Across its ZIP codes the medians run from $107,000 to $107,000.
- How many carrier routes and mailboxes are in New London, NH?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 3 carrier routes reaching 1,340 residential and 58 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.