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zipcodes.pro — CITY/NH/CORNISH

Cornish ZIP code, New Hampshire

The ZIP code for Cornish, NH is 03745, and its area code is 603.

USPS city name
1 ZIP code
Population
1,816
Area code
603

NANPA lists no telephone rate centre for Cornish itself, so these are the area codes of the nearest one, Meriden (4.8 miles). A town on an area-code boundary can differ from its neighbour.

Cornish in numbers

About 1,816 people live in Cornish, in 766 households. The median household income is $91,821 a year, 7% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $296,000 (26% below the New Hampshire median).

Population1,816Cornish1,816
Households766Cornish766
Median household income$91,821Cornish$91,821New Hampshire$99,031US $80,734
Median home value$296,000Cornish$296,000New Hampshire$402,500US $332,700

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

ZIP codes addressed as Cornish

ZIP codes with the USPS city name Cornish
ZIP City Type Population Median income Median home
03745 Cornish , NH Standard 1,816 $91,821 $296,000

Map of Cornish ZIP codes

03745

The ZIP codes of Cornish, 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 Cornish

The nearest larger towns are Windsor, VT (2,060 people, 4.0 mi), Claremont (13,078 people, 6.1 mi) and Newport (4,758 people, 10 mi).

Towns near Cornish
TownPopulationDistance
Claremont 13,078 6.1 mi
Newport 4,758 10.1 mi
Lebanon 14,999 11.6 mi
White River Junction, VT 3,364 12.3 mi
Wilder, VT 3,087 14.1 mi
Springfield, VT 4,237 14.9 mi
Hanover 8,479 16.6 mi
Bellows Falls, VT 2,891 24.5 mi

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

Cite this page

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

Underlying data is public domain or openly licensed — sources, vintages and licences.