PlainZIP

Dover, NH

Single-footprint Census roll-up for Dover, NH: 1 USPS ZIP, population 30,039. 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 DOVER-NH · Dover, NH 1 ZIPs · 30,039 pop · #5347/25278 · Strafford County

INC-HIGH · RANK-UPPER · PHOTO-FINISH · BOOK-ONE · OWN-LOW · POP-SMALL · SPREAD-UNK · HOME-HIGH

  • INC-HIGH $94,897
  • RANK-UPPER #5347/25278
  • PHOTO-FINISH ≈ Milton
  • BOOK-ONE 1 ZIP
  • OWN-LOW 53% owners
  • POP-SMALL 30,039
  • SPREAD-UNK Single-ZIP book
  • HOME-HIGH $436,100

Nearest income peer: Milton, NH ( $1,485 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 Dover

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

Top 21%
household income vs 25,278 US cities
30,039
city population (Census)
1
USPS ZIP codes covered
$94,897
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 $94,897 and home value $436,100 should be read as near-neighborhood numbers ; bachelor's attainment averages 52.0%.

Owner-occupancy is comparatively low (52.7%) for this income tier, rent $1,607 may matter more than the home-value average.

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

Population concentration

Dover reads through its lone ZIP, 03820

30,039 ACS residents, one ZIP: 03820 is not the leading code inside Dover, it is the only one on file. Treat the ZIP page as the primary source for anything below the city-wide total.

Census ZBP business roll-up

Dense ZBP book packed into Dover's one ZIP

Citywide ZBP: 902 establishments, 16,911 employees , annual payroll $1,053,613k (~30 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 03820 (902 units) ; leading NAICS Health care and social assistance (146) · also Accommodation and food services · Retail trade .

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ZIP Codes in Dover, NH

These ZIP codes sit in Strafford County, which covers 16 ZIP codes in all; 1 of them fall in Dover. See the Strafford County roll-up →

Dover lands mid-pack among the 12 cities sharing Strafford County: Durham, Barrington and Lee earn more and Rochester, Somersworth and Farmington earn less. Madbury marks the far end of that range at $148,365, 56% above Dover.

ZIP Code Population Median income Establishments Density
03820 30,039 $94,897 902 418
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Dover 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 Dover, .