ZIP Code 03580

ZIP code 03580 is classified by USPS as a standard delivery area and covers roughly 244.5 square miles in Franconia, Grafton County, New Hampshire. The area is home to 1,369 residents, producing a population density of 6 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 03580 against New Hampshire and the nation.

On the economic side, the median household income for ZIP 03580 sits at $91,250 (11% below the New Hampshire average), while per-capita income is $59,897. The poverty rate stands at 10.8% and the unemployment rate at 2.4%. On housing, the median home value is $497,100 (23% above the state average) with median rent at $1,297 per month, and 87.0% of occupied units are owner-occupied, a direct signal of whether 03580 behaves more like a homeowner neighborhood or a renter-heavy ZIP.

Education and household profile round out the picture: 55.5% of adults hold a bachelor's degree or higher, the median age is 56.3, and the average commute is 21 minutes. We also surface 3 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Grafton County, so you can benchmark 03580 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 →