PlainZIP

Cos Cob, CT

Single-footprint Census roll-up for Cos Cob, CT: 1 USPS ZIP, population 7,150. 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 COS-COB-CT · Cos Cob, CT 1 ZIPs · 7,150 pop · #296/25278 · Fairfield County

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

  • INC-TOP $192,115
  • RANK-TOP #296/25278
  • PHOTO-FINISH ≈ Greenwich
  • BOOK-ONE 1 ZIP
  • OWN-MID 70% owners
  • POP-TOWN 7,150
  • SPREAD-UNK Single-ZIP book
  • HOME-TOP $1,443,200

Nearest income peer: Greenwich, CT ( $5,208 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 Cos Cob

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

Top 1%
household income vs 25,278 US cities
7,150
city population (Census)
1
USPS ZIP codes covered
$192,115
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 $192,115 and home value $1,443,200 should be read as near-neighborhood numbers ; bachelor's attainment averages 72.8%.

Owner-occupancy sits in a mixed band (69.8%) - check the ZIP page's tenure split before treating Cos Cob as a pure owner town.

Within Connecticut, Woodbridge is the closest lower-income city and South Glastonbury the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for Cos Cob.

Population concentration

Cos Cob reads through its lone ZIP, 06807

7,150 ACS residents, one ZIP: 06807 is not the leading code inside Cos Cob, 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 Cos Cob's one ZIP

Citywide ZBP: 243 establishments, 1,629 employees , annual payroll $110,329k (~34 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 06807 (243 units) ; leading NAICS Professional, scientific, and technical services (32) · also Construction · Health care and social assistance .

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ZIP Codes in Cos Cob, CT

These ZIP codes sit in Fairfield County, which covers 47 ZIP codes in all; 1 of them fall in Cos Cob. See the Fairfield County roll-up →

Cos Cob sits in the upper half of Fairfield County on income: Bridgeport, Stamford and Norwalk report less, while Westport and Darien report more. Bridgeport marks the far end of that range at $54,494, 72% below Cos Cob.

ZIP Code Population Median income Establishments Density
06807 7,150 $192,115 243 878
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

Cos Cob 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 Cos Cob, .