ZIP Code 03231

ZIP code 03231 is classified by USPS as a standard delivery area and covers roughly 5.7 square miles in East Andover, Merrimack County, New Hampshire. The area is home to 202 residents, producing a population density of 36 people per square mile, and falls within the New York time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 03231 against New Hampshire and the nation.

On the economic side, the median household income for ZIP 03231 sits at —, while per-capita income is $68,556. The poverty rate stands at 3.4% and the unemployment rate at 0.0%. On housing, the median home value is $604,800 (49% above the state average) with median rent at — per month, and 62.1% of occupied units are owner-occupied, a direct signal of whether 03231 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 75.3% of adults hold a bachelor's degree or higher, the median age is 64.5, and the average commute is —. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Merrimack County, so you can benchmark 03231 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →