ZIP Code Tabulation Area · Connecticut

ZIP Code 06851: Norwalk, CT

ZIP Code 06851 (Norwalk, Fairfield County, Connecticut) has an estimated 27,865 residents in 11,348 households. The median household income is $111,341, the median home value is $587,400 and the median gross rent is $2,071/mo. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated

Total population

27,865

Margin of error ±1,499

Median household income

$111,341

Margin of error ±$6,736

Median home value

$587,400

Margin of error ±$20,803

Median gross rent

$2,071/mo

Margin of error ±$235

Median age

43.2 yrs

Margin of error ±2.3 yrs

Mean travel time to work

28.4 min

Margin of error ±3.2 min

How ZIP 06851 compares with Connecticut and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 0685143.2 yrsConnecticut41.1 yrsUnited States38.9 yrs

Median household income

ZIP 06851$111,341Connecticut$95,781United States$80,734

Per capita income

ZIP 06851$64,597Connecticut$55,915United States$44,673

Poverty rate

ZIP 068518.1%Connecticut10.0%United States12.5%

Unemployment rate

ZIP 068514.7%Connecticut5.6%United States5.2%

Bachelor's degree or higher

ZIP 0685146.4%Connecticut42.5%United States35.7%

Median home value

ZIP 06851$587,400Connecticut$366,900United States$332,700

Median gross rent

ZIP 06851$2,071/moConnecticut$1,488/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0685161.6%Connecticut66.5%United States65.2%

Mean travel time to work

ZIP 0685128.4 minConnecticut26.5 minUnited States26.4 min

Worked from home

ZIP 0685117.6%Connecticut16.0%United States15.1%

All figures for ZIP 06851

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 06851 — ACS 2020–2024 5-year estimates
MeasureZIP 06851Margin of errorConnecticutUnited States
Total population27,865±1,4993,624,508334,922,499
Median age43.2 yrs±2.3 yrs41.1 yrs38.9 yrs
Households11,348±5831,434,007129,227,496
Median household income$111,341±$6,736$95,781$80,734
Per capita income$64,597±$4,709$55,915$44,673
Poverty rate8.1%±2.0 pts10.0%12.5%
Unemployment rate4.7%±1.6 pts5.6%5.2%
Bachelor's degree or higher46.4%±1.9 pts42.5%35.7%
Median home value$587,400±$20,803$366,900$332,700
Median gross rent$2,071/mo±$235$1,488/mo$1,413/mo
Owner-occupied homes61.6%±2.3 pts66.5%65.2%
Mean travel time to work28.4 min±3.2 min26.5 min26.4 min
Worked from home17.6%±2.8 pts16.0%15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 06851
GroupZIP 06851ConnecticutUnited States
White alone, not Hispanic or Latino49.9%61.9%57.4%
Black or African American alone, not Hispanic or Latino13.3%9.8%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino4.5%4.7%5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino0.0%0.0%0.2%
Some other race alone, not Hispanic or Latino1.2%0.9%0.6%
Two or more races, not Hispanic or Latino2.4%4.3%4.3%
Hispanic or Latino (of any race)28.6%18.3%19.3%

Where ZIP 06851 is

State
Connecticut
Main county
Fairfield County
Largest overlapping place
Norwalk (100% of the ZIP's land area)
Land area
7.69 sq mi· about 3,624 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Fairfield County

06801 Bethel, CT06804 Fairfield County, CT06807 Cos Cob, CT06810 Danbury, CT06811 Danbury, CT06812 Fairfield County, CT06820 Fairfield County, CT06824 Fairfield County, CT06825 Fairfield County, CT06830 Greenwich, CT06831 Fairfield County, CT06840 Fairfield County, CT06850 Norwalk, CT06853 Norwalk, CT06854 Norwalk, CT06855 Norwalk, CT06870 Old Greenwich, CT06877 Fairfield County, CT06878 Riverside, CT06880 Staples, CT06883 Fairfield County, CT06890 Southport, CT06896 Fairfield County, CT06897 Fairfield County, CT

See every ZIP code in Connecticut, or compare ZIP 06851 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

  • U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
  • U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
  • Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.