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zipcodes.pro — CITY/NH/LOUDON

Loudon ZIP code, New Hampshire

The ZIP code for Loudon, NH is 03307, and its area code is 603.

USPS city name
1 ZIP code
Population
614
Area code
603

NANPA lists no telephone rate centre for Loudon itself, so these are the area codes of the nearest one, Chichester (5.1 miles). A town on an area-code boundary can differ from its neighbour.

Loudon in numbers

About 614 people live in Loudon, in 356 households. The median household income is $106,486 a year, 8% above the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $410,200 (about the same as the New Hampshire median), and median gross rent is $596 a month. The median age is 72.9; 44.7% of adults 25 and over hold a bachelor's degree or higher (40.6% across New Hampshire); the average commute takes 63 minutes.

Population614Loudon614
Households356Loudon356
Median age72.9Loudon72.9New Hampshire43.3US 38.9
Median household income$106,486Loudon$106,486New Hampshire$99,031US $80,734
Median home value$410,200Loudon$410,200New Hampshire$402,500US $332,700
Median gross rent$596Loudon$596New Hampshire$1,491US $1,413
Bachelor's degree or higher44.7%Loudon44.7%New Hampshire40.6%US 35.7%
Mean commute63.3 minLoudon63.3 minNew Hampshire26.7 minUS 26.4 min
Population density340 / sq miLoudon340 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Loudon CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Loudon

ZIP codes with the USPS city name Loudon
ZIP City Type Population Median income Median home
03307 Loudon , NH Standard 5,724 $107,226 $365,400

Map of Loudon ZIP codes

03307

The ZIP codes of Loudon, 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 Loudon

The nearest larger towns are Concord (44,375 people, 5.9 mi), Pittsfield (1,744 people, 6.8 mi) and Suncook (5,432 people, 10 mi).

Towns near Loudon
TownPopulationDistance
Concord 44,375 5.9 mi
Suncook 5,432 10.1 mi
Tilton Northfield 3,101 12.9 mi
Hooksett 5,876 13.0 mi
Franklin 8,799 15.7 mi
South Hooksett 5,902 17.7 mi
Henniker 2,993 19.1 mi
Goffstown 3,490 19.1 mi
Pinardville 4,418 19.5 mi
Laconia 17,085 20.4 mi
Manchester 115,643 20.5 mi
Farmington 3,924 21.3 mi
Raymond 3,645 22.4 mi
Rochester 33,144 24.6 mi

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

Cite this page

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

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