PlainZIP

Columbia, CT

Single-footprint Census roll-up for Columbia, CT: 1 USPS ZIP, population 5,492. 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 COLUMBIA-CT · Columbia, CT 1 ZIPs · 5,492 pop · #1717/25278 · Tolland County

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

  • INC-TOP $127,000
  • RANK-TOP #1717/25278
  • PHOTO-FINISH ≈ Somers
  • BOOK-ONE 1 ZIP
  • OWN-MID 83% owners
  • POP-TOWN 5,492
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $361,500

Nearest income peer: Somers, CT ( $500 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 Columbia

Lowest/highest poles plus county-sharing cities nearest Columbia 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, Columbia, CT sits among US cities with a top-decile household income, on a town-scale population base, across a single-ZIP footprint.

Top 7%
household income vs 25,278 US cities
5,492
city population (Census)
1
USPS ZIP codes covered
$127,000
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 $127,000 and home value $361,500 should be read as near-neighborhood numbers ; bachelor's attainment averages 34.6%.

Owner-occupancy sits in a mixed band (83.3%) - check the ZIP page's tenure split before treating Columbia as a pure owner town.

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

Population concentration

One ZIP, 06237, is all of Columbia

There is no split to weigh here: 06237 holds every one of Columbia's 5,492 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 Columbia's one ZIP

Citywide ZBP: 87 establishments, 762 employees , annual payroll $41,635k (~16 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 06237 (87 units) ; leading NAICS Construction (13) · also Health care and social assistance · Other services (except public administration) .

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ZIP Codes in Columbia, CT

These ZIP codes sit in Tolland County, which covers 15 ZIP codes in all; 1 of them fall in Columbia. See the Tolland County roll-up →

Columbia sits in the upper half of Tolland County on income: Vernon Rockville, Storrs Mansfield and Stafford Springs report less, while Tolland, Hebron and Amston report more. Storrs Mansfield marks the far end of that range at $55,219, 57% below Columbia.

ZIP Code Population Median income Establishments Density
06237 5,492 $127,000 87 98
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Columbia 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 Columbia, .