Norwalk, CT

Census ZIP code profile for Norwalk, CT - 6 ZIPs, total population 85,422. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet NORWALK-CT · Norwalk, CT 6 ZIPs · 85,422 pop · #1317/25278 · Fairfield County

INC-TOP · RANK-TOP · ABOVE-PEER · BOOK-MID · OWN-LOW · POP-SMALL · SPREAD-SPLIT · HOME-TOP

  • INC-TOP $135,619
  • RANK-TOP #1317/25278
  • ABOVE-PEER over Stamford
  • BOOK-MID 6 ZIPs
  • OWN-LOW 62% owners
  • POP-SMALL 85,422
  • SPREAD-SPLIT 06854→06853
  • HOME-TOP $750,100

Nearest income peer: Stamford, CT ( $12,565 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 Norwalk

Lowest/highest poles plus county-sharing cities nearest Norwalk 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, Norwalk, CT sits among US cities with a top-decile household income, on a small-city population base, across a compact ZIP cluster.

Top 5%
household income vs 25,278 US cities
85,422
city population (Census)
6
USPS ZIP codes covered
$135,619
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 city with a manageable ZIP set (6 codes). Median household income averages $135,619 against unemployment of 5.6%. Home values around $750,100 and rents near $2,016 usually move together, compare two adjacent ZIPs when school-catchment pockets matter.

Norwalk lands mid-pack among the 12 cities sharing Fairfield County: Fairfield, Greenwich and Trumbull earn more and Bridgeport, Stamford and Danbury earn less. Westport marks the far end of that range at $250,000+, 84% above Norwalk.

Within-city ZIP comparison

Where the ZIP codes inside Norwalk differ

Norwalk's city average masks two linked splits. Median household income runs from $86,679 in ZIP 06854 to $250,000+ in ZIP 06853, while home values span $460,500 in 06854 to $1,610,200 in 06853. Compare the endpoint ZIPs before treating the city-level number as a neighborhood-level answer.

Income high-to-low ratio
2.9×

06854 to 06853

Home-value high-to-low ratio
3.5×

06854 to 06853

Poverty-rate spread
10.8 points

06853 to 06854

Derived from the published ACS 2023 ZIP-level records shown on this site. A high-to-low ratio compares the highest and lowest available ZIP values; it is not a score or forecast.

Population concentration

Norwalk population is a blend, not a flagship ZIP

Across 6 delivery areas, the densest code 06854 still covers only about 34% of Norwalk's 85,422 residents. The city average is a blend, pick two ZIPs with different incomes before using one number.

Census ZBP business roll-up

Dense employer mosaic across Norwalk

Citywide ZBP: 2,860 establishments, 46,152 employees , annual payroll $4,381,588k (~33 establishments per 1,000 residents) across 6 of 6 ZIPs. Peak business ZIP 06851 (1,061 units) ; leading NAICS Retail trade (355) · also Health care and social assistance · Accommodation and food services .

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ZIP Codes in Norwalk, CT

These ZIP codes sit in Fairfield County, which covers 47 ZIP codes in all; 6 of them fall in Norwalk. See the Fairfield County roll-up →

Norwalk lands mid-pack among the 12 cities sharing Fairfield County: Fairfield, Greenwich and Trumbull earn more and Bridgeport, Stamford and Danbury earn less. Westport marks the far end of that range at $250,000+, 84% above Norwalk.

Side-by-side: Compare 06854 vs 06851 →

ZIP Code Population Median income Establishments Density
06854 29,100 $86,679 915 2,303
06851 26,703 $111,341 1,061 1,351
06850 18,078 $123,633 499 1,040
06855 7,892 $106,439 265 1,283
06853 3,646 $250,000+ 96 1,176
06856 3 n/a 24 314

Norwalk 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 Norwalk, .