New London, NH

Census ZIP code profile for New London, NH — 1 ZIPs, total population 4,455. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

New London, NH is covered by 1 USPS ZIP code serving a combined population of 4,455 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — New London splits its residents across 1 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in New London, the median household income averages $107,000 and per-capita income averages $53,645. Poverty rate runs at 0.9% and unemployment at 3.7%. On housing, the average median home value is $559,000 with median rent of $1,594 per month, and 90.6% of occupied units are owner-occupied. These are arithmetic averages across the 1 ZIP — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside New London against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for New London as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

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1

ZIP Codes

4,455

Population

$107,000

Median Income

$559,000

Median Home Value

50.9

Median Age

How much do residents of New London earn?

Median Household Income
$107,000
Per Capita Income
$53,645
Unemployment Rate
3.7%
Poverty Rate
0.9%

What does housing look like in New London?

Median Home Value
$559,000
Median Rent
$1,594/mo
Owner Occupied
90.6%
Housing Units
2,409

Who lives in New London?

Bachelor's Degree+
64.7%
High School+
73.7%
Avg Commute
25 min
Foreign Born
6.3%

ZIP Codes in New London, NH

ZIP Code Population Density Timezone
03257 4,455 75 America/New_York

Frequently Asked Questions

How many ZIP codes are in New London, NH?
New London, NH has 1 ZIP code with a combined population of 4,455, based on Census ACS 2023 data.
What is the median household income in New London?
The average median household income across New London, NH ZIP codes is $107,000. The poverty rate is 0.9%.
What is the cost of living in New London?
The average median home value in New London, NH is $559,000. Median rent is $1,594/month. 90.6% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.