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zipcodes.pro — CITY/NH/GILMANTON-IRON-WORKS

Gilmanton Iron Works ZIP code, New Hampshire

The ZIP code for Gilmanton Iron Works, NH is 03837, and its area code is 603.

USPS city name
1 ZIP code
Population
1,451
Area code
603

Gilmanton Iron Works in numbers

About 1,451 people live in Gilmanton Iron Works, in 602 households. The median household income is $119,712 a year, 21% above the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $409,600 (about the same as the New Hampshire median).

Population1,451Gilmanton Iron Works1,451
Households602Gilmanton Iron Works602
Median household income$119,712Gilmanton Iron Works$119,712New Hampshire$99,031US $80,734
Median home value$409,600Gilmanton Iron Works$409,600New Hampshire$402,500US $332,700

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

ZIP codes addressed as Gilmanton Iron Works

ZIP codes with the USPS city name Gilmanton Iron Works
ZIP City Type Population Median income Median home
03837 Gilmanton Iron Works , NH Standard 1,451 $119,712 $409,600

Map of Gilmanton Iron Works ZIP codes

03837

The ZIP codes of Gilmanton Iron Works, 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 Gilmanton Iron Works

The nearest larger towns are Pittsfield (1,744 people, 8.4 mi), Laconia (17,085 people, 13 mi) and Tilton Northfield (3,101 people, 13 mi).

Towns near Gilmanton Iron Works
TownPopulationDistance
Laconia 17,085 12.9 mi
Tilton Northfield 3,101 13.0 mi
Farmington 3,924 13.3 mi
Wolfeboro 2,531 13.4 mi
Franklin 8,799 16.9 mi
Concord 44,375 17.3 mi
Meredith 2,617 17.8 mi
Rochester 33,144 20.0 mi
Suncook 5,432 20.6 mi
Hooksett 5,876 23.5 mi
Somersworth 12,111 25.4 mi
South Hooksett 5,902 27.6 mi
Raymond 3,645 27.9 mi
Dover 33,364 28.0 mi

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

Cite this page

zipcodes.pro. “Gilmanton Iron Works, NH ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/nh/gilmanton-iron-works

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