ZIP Code 03456

ZIP code 03456 is classified by USPS as a standard delivery area and covers roughly 67.5 square miles in Marlow, Cheshire County, New Hampshire. The area is home to 742 residents, producing a population density of 11 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 03456 against New Hampshire and the nation.

On the economic side, the median household income for ZIP 03456 sits at $110,455 (8% above the New Hampshire average), while per-capita income is $42,319. The poverty rate stands at 8.9% and the unemployment rate at 0.8%. On housing, the median home value is $325,400 (20% below the state average) with median rent at $1,154 per month, and 92.6% of occupied units are owner-occupied, a direct signal of whether 03456 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 33.4% of adults hold a bachelor's degree or higher, the median age is 52.8, and the average commute is 35 minutes. We also surface 9 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Cheshire County, so you can benchmark 03456 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 →