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zipcodes.pro — CITY/NH/GILSUM

Gilsum ZIP code, New Hampshire

The ZIP code for Gilsum, NH is 03448, and its area code is 603.

USPS city name
1 ZIP code
Population
716
Area code
603

NANPA lists no telephone rate centre for Gilsum itself, so these are the area codes of the nearest one, Sullivan (2.8 miles). A town on an area-code boundary can differ from its neighbour.

Gilsum in numbers

About 716 people live in Gilsum, in 262 households. The median household income is $80,417 a year, 19% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $241,500 (40% below the New Hampshire median).

Population716Gilsum716
Households262Gilsum262
Median household income$80,417Gilsum$80,417New Hampshire$99,031US $80,734
Median home value$241,500Gilsum$241,500New Hampshire$402,500US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Gilsum. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Gilsum

ZIP codes with the USPS city name Gilsum
ZIP City Type Population Median income Median home
03448 Gilsum , NH Standard 716 $80,417 $241,500

Map of Gilsum ZIP codes

03448

The ZIP codes of Gilsum, NH, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Gilsum

The nearest larger towns are Keene (22,939 people, 6.4 mi), Marlborough (1,048 people, 9.8 mi) and Bellows Falls, VT (2,891 people, 12 mi).

Towns near Gilsum
TownPopulationDistance
Keene 22,939 6.4 mi
Bellows Falls, VT 2,891 11.8 mi
Peterborough 2,539 19.0 mi
Brattleboro, VT 7,657 19.5 mi
Jaffrey 3,277 20.0 mi
Springfield, VT 4,237 20.8 mi
West Brattleboro, VT 2,749 21.3 mi
Newport 4,758 22.8 mi
Claremont 13,078 24.1 mi
Henniker 2,993 24.4 mi
Winchendon, MA 4,331 27.3 mi

More nearby: every ZIP code in Cheshire County · New Hampshire ZIP codes

Cite this page

zipcodes.pro. “Gilsum, NH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nh/gilsum

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