Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/NH/LACONIA

Laconia ZIP codes, New Hampshire

Laconia, NH has 2 ZIP codes (03246 and 03247) and area code 603. The largest is 03246.

USPS city name
2 ZIP codes
Population
17,085
Area code
603

Laconia in numbers

About 17,085 people live in Laconia, in 7,226 households, the 9th-largest of New Hampshire's 100 census places. The median household income is $73,218 a year, 26% below the New Hampshire median of $99,031 (US: $80,734). The median owner-occupied home is valued at $340,300 (15% below the New Hampshire median), and median gross rent is $1,224 a month. The median age is 45.3; 27.2% of adults 25 and over hold a bachelor's degree or higher (40.6% across New Hampshire); the average commute takes 17 minutes.

Population17,085Laconia17,085
Households7,226Laconia7,226
Median age45.3Laconia45.3New Hampshire43.3US 38.9
Median household income$73,218Laconia$73,218New Hampshire$99,031US $80,734
Median home value$340,300Laconia$340,300New Hampshire$402,500US $332,700
Median gross rent$1,224Laconia$1,224New Hampshire$1,491US $1,413
Bachelor's degree or higher27.2%Laconia27.2%New Hampshire40.6%US 35.7%
Mean commute17.0 minLaconia17.0 minNew Hampshire26.7 minUS 26.4 min
Population density861 / sq miLaconia861 / sq mi

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

ZIP codes addressed as Laconia

ZIP codes with the USPS city name Laconia
ZIP City Type Population Median income Median home
03246 Laconia , NH Standard 17,103 $73,241 $339,700
03247 Laconia , NH No street area — — —

Map of Laconia ZIP codes

0324603247

The ZIP codes of Laconia, 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 Laconia

The nearest larger towns are Concord (44,375 people, 24 mi), Rochester (33,144 people, 32 mi) and Sanford, ME (22,247 people, 38 mi).

Towns near Laconia
TownPopulationDistance
Meredith 2,617 5.3 mi
Tilton Northfield 3,101 10.7 mi
Franklin 8,799 12.7 mi
Wolfeboro 2,531 13.6 mi
Plymouth 4,969 15.7 mi
Farmington 3,924 23.9 mi
Concord 44,375 24.1 mi

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

Cite this page

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

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