Hanover, NH ZIP code
The ZIP code for Hanover, New Hampshire is 03755. It is in Grafton County.
- Population in these ZIPs
- 10,569
- Avg. median income
- $165,900population-weighted
- Typical home value
- $976,700population-weighted
- Metro area
- Lebanon-Claremont, NH-VT
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Hanover, NH ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 03755 | 10,569 | $165,884 | $976,700 |
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 Hanover
Frequently asked questions
What is the ZIP code for Hanover, NH?
The ZIP code for Hanover, NH is 03755.
What county is Hanover, New Hampshire in?
Hanover ZIP codes are in Grafton County.