PlainZIP

East Haddam, CT

Single-footprint Census roll-up for East Haddam, CT: 1 USPS ZIP, population 5,097. 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 EAST-HADDAM-CT · East Haddam, CT 1 ZIPs · 5,097 pop · #3386/25278 · Middlesex County

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

  • INC-HIGH $107,549
  • RANK-TOP #3386/25278
  • PHOTO-FINISH ≈ Chester
  • BOOK-ONE 1 ZIP
  • OWN-HIGH 96% owners
  • POP-TOWN 5,097
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $373,700

Nearest income peer: Chester, CT (+ $1,642 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 East Haddam

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

Top 13%
household income vs 25,278 US cities
5,097
city population (Census)
1
USPS ZIP codes covered
$107,549
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 $107,549 and home value $373,700 should be read as near-neighborhood numbers ; bachelor's attainment averages 39.4%.

Owner-occupancy here runs high (95.9%) - tenure is stable enough that the ZIP detail's owner share is the right next click, not a renter-heavy compare.

Within Connecticut, Tariffville is the closest lower-income city and Seymour the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for East Haddam.

Population concentration

East Haddam reads through its lone ZIP, 06423

5,097 ACS residents, one ZIP: 06423 is not the leading code inside East Haddam, 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

Mid-pack ZBP load on East Haddam's one ZIP

Citywide ZBP: 80 establishments, 525 employees , annual payroll $32,378k (~16 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 06423 (80 units) ; leading NAICS Construction (14) · also Other services (except public administration) · Professional, scientific, and technical services .

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ZIP Codes in East Haddam, CT

These ZIP codes sit in Middlesex County, which covers 22 ZIP codes in all; 1 of them fall in East Haddam. See the Middlesex County roll-up →

East Haddam sits in the lower half of Middlesex County on income: Cromwell, Clinton and East Hampton report more, Middletown, Westbrook and Deep River report less. Durham marks the far end of that range at $158,857, 48% above East Haddam.

ZIP Code Population Median income Establishments Density
06423 5,097 $107,549 80 51
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

East Haddam 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 East Haddam, .