PlainZIP

New London, NH

Single-footprint Census roll-up for New London, NH: 1 USPS ZIP, population 4,455. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet NEW-LONDON-NH · New London, NH 1 ZIPs · 4,455 pop · #3434/25278 · Merrimack County

INC-HIGH · RANK-TOP · PHOTO-FINISH · BOOK-ONE · OWN-HIGH · POP-VILLAGE · SPREAD-UNK · HOME-HIGH

  • INC-HIGH $107,000
  • RANK-TOP #3434/25278
  • PHOTO-FINISH ≈ Loudon
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 91% owners
  • POP-VILLAGE 4,455
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $559,000

Nearest income peer: Loudon, NH (+ $226 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around New London

Lowest/highest poles plus county-sharing cities nearest New London on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, New London, NH sits among US cities with an upper-quartile household income, on a village-scale population base, across a single-ZIP footprint.

Top 14%
household income vs 25,278 US cities
4,455
city population (Census)
1
USPS ZIP codes covered
$107,000
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

High-income footprint on only 1 ZIP: the city page and the ZIP page nearly coincide. Headline income $107,000 and home value $559,000 should be read as near-neighborhood numbers ; bachelor's attainment averages 64.7%.

Owner-occupancy here runs high (90.6%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within New Hampshire, Portsmouth is the closest lower-income city and Sanbornton the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for New London.

Population concentration

One ZIP, 03257, is all of New London

There is no split to weigh here: 03257 holds every one of New London's 4,455 ACS residents. City-level and ZIP-level numbers on this site are the same number twice, check the ZIP page for the income/tenure/commute breakdown.

Census ZBP business roll-up

Dense ZBP book packed into New London's one ZIP

Citywide ZBP: 177 establishments, 2,362 employees , annual payroll $125,750k (~40 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 03257 (177 units) ; leading NAICS Professional, scientific, and technical services (29) · also Health care and social assistance · Other services (except public administration) .

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ZIP Codes in New London, NH

These ZIP codes sit in Merrimack County, which covers 28 ZIP codes in all; 1 of them fall in New London. See the Merrimack County roll-up →

New London sits in the upper half of Merrimack County on income: Concord, Suncook and Franklin report less, while Hooksett, Bow and Contoocook report more. Bow marks the far end of that range at $172,857, 62% above New London.

ZIP Code Population Median income Establishments Density
03257 4,455 $107,000 177 75
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

New London roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving New London, .