ZIP Code 03851

ZIP code 03851 is classified by USPS as a standard delivery area and covers roughly 68.4 square miles in Milton, Strafford County, New Hampshire. The area is home to 4,040 residents, producing a population density of 59 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 03851 against New Hampshire and the nation.

On the economic side, the median household income for ZIP 03851 sits at $93,412 (9% below the New Hampshire average), while per-capita income is $41,413. The poverty rate stands at 8.0% and the unemployment rate at 3.3%. On housing, the median home value is $314,300 (22% below the state average) with median rent at $1,587 per month, and 85.7% of occupied units are owner-occupied, a direct signal of whether 03851 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 20.9% of adults hold a bachelor's degree or higher, the median age is 45.3, and the average commute is 33 minutes. We also surface 9 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Strafford County, so you can benchmark 03851 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 →