PlainZIP

Newmarket, NH

Single-footprint Census roll-up for Newmarket, NH: 1 USPS ZIP, population 9,006. 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 NEWMARKET-NH · Newmarket, NH 1 ZIPs · 9,006 pop · #4317/25278 · Rockingham County

INC-HIGH · RANK-TOP · BELOW-PEER · BOOK-ONE · OWN-LOW · POP-TOWN · SPREAD-UNK · HOME-HIGH

  • INC-HIGH $100,845
  • RANK-TOP #4317/25278
  • BELOW-PEER under Raymond
  • BOOK-ONE 1 ZIP
  • OWN-LOW 53% owners
  • POP-TOWN 9,006
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $455,000

Nearest income peer: Raymond, NH (+ $3,752 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 Newmarket

Lowest/highest poles plus county-sharing cities nearest Newmarket 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, Newmarket, NH sits among US cities with an upper-quartile household income, on a town-scale population base, across a single-ZIP footprint.

Top 17%
household income vs 25,278 US cities
9,006
city population (Census)
1
USPS ZIP codes covered
$100,845
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 $100,845 and home value $455,000 should be read as near-neighborhood numbers ; bachelor's attainment averages 49.7%.

Owner-occupancy is comparatively low (52.9%) for this income tier, rent $1,671 may matter more than the home-value average.

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

Population concentration

One ZIP, 03857, is all of Newmarket

There is no split to weigh here: 03857 holds every one of Newmarket's 9,006 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

Mid-pack ZBP load on Newmarket's one ZIP

Citywide ZBP: 152 establishments, 1,412 employees , annual payroll $73,186k (~17 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 03857 (152 units) ; leading NAICS Professional, scientific, and technical services (19) · also Other services (except public administration) · Accommodation and food services .

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ZIP Codes in Newmarket, NH

These ZIP codes sit in Rockingham County, which covers 36 ZIP codes in all; 1 of them fall in Newmarket. See the Rockingham County roll-up →

Newmarket sits in the lower half of Rockingham County on income: Derry, Salem and Londonderry report more, Hampton and Seabrook report less. Windham marks the far end of that range at $189,583, 88% above Newmarket.

ZIP Code Population Median income Establishments Density
03857 9,006 $100,845 152 275
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Newmarket 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 Newmarket, .