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US ZIP Code Profile

ZIP Code 06854
Norwalk, Connecticut

ZIP code 06854 is in Norwalk, located in Fairfield County, Connecticut, within the Bridgeport-Stamford-Norwalk metro area. Its 2020 Census population was 29,931. The estimated median adjusted gross income per tax return is $44,206, and about 7% of filers report $200,000 or more.

2020 Population
29,931
Census ZCTA
County
Fairfield
FIPS 09001
Median income (est.)
$44,206
IRS SOI 2022
Land Area
4.878 mi²
+ 2.479 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityNorwalk, CT
CountyFairfield County (FIPS 09001)
StateConnecticut (FIPS 09)
Metro Area (MSA)Bridgeport-Stamford-Norwalk, CT Metro Area (14860)
Census Region / DivisionNortheast Region · New England Division
Coordinates41.08391, -73.42661
Land / Water Area4.878 mi² land · 2.479 mi² water

02Income & Economics

Distribution of the 15,110 individual tax returns filed in 06854 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
31.9%
$25K–$50K
23.6%
$50K–$75K
15.3%
$75K–$100K
8.9%
$100K–$200K
13.6%
$200K+
6.8%
The $200,000+ bracket accounts for 42% of 06854's total adjusted gross income, from 7% of returns — a concentration that drives the gap between the median ($44,206) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 06854's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,206
▲ 4.8%
Filers earning $200K+
6.8%
▲ 0.6 pt
Total filers
15,110
▲ 1.7%
GET /zipc/v2/zipcodes/06854/soi?year=… $39K 2020 $42K 2021 $44K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 06854 ZCTA.

2000
27,977
 
2010
29,100
▲ +4.0%
2020
29,931
▲ +2.9%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 06854. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 06854

Norwalk and its immediate neighbors, sorted by distance.

3 mi
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Distance from 06854 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number085406
City AliasesNorwalk, South Norwalk

07Frequently Asked Questions

What county is ZIP code 06854 in?

ZIP code 06854 is in Fairfield County, Connecticut (county FIPS code 09001).

What city is ZIP code 06854?

The primary USPS city for 06854 is Norwalk, CT.

What metro area (MSA) is 06854 in?

06854 is part of the Bridgeport-Stamford-Norwalk, CT Metro Area (MSA code 14860).

What is the population of ZIP code 06854?

The 2020 Census population of 06854 was 29,931 residents.

What is the median income in ZIP code 06854?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 06854 is about $44,206, with around 7% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.