ZIP Code Tabulation Area · New Jersey

ZIP Code 08561: Windsor, NJ

ZIP Code 08561 (Windsor, Mercer County, New Jersey) has an estimated 325 residents in 129 households. The median household income is —, the median home value is $484,400 and the median gross rent is —. 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

Some estimates have a large margin of error. 6 figures for this ZIP (population, median age, households, bachelor's or higher, owner-occupied, commute) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

325*

Margin of error ±262· estimate has a large margin of error

Median household income

—

Margin of error not available

Median home value

$484,400

Margin of error ±$191,425

Median gross rent

—

Margin of error not available

Median age

63.4 yrs*

Margin of error ±37.5 yrs· estimate has a large margin of error

Mean travel time to work

16.0 min*

Margin of error ±22.4 min· estimate has a large margin of error

How ZIP 08561 compares with New Jersey 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 0856163.4 yrs*New Jersey40.1 yrsUnited States38.9 yrs

Median household income

ZIP 08561—New Jersey$103,556United States$80,734

Per capita income

ZIP 08561$38,772New Jersey$54,253United States$44,673

Poverty rate

ZIP 085610.0%New Jersey9.7%United States12.5%

Unemployment rate

ZIP 085610.0%New Jersey6.3%United States5.2%

Bachelor's degree or higher

ZIP 0856136.7%*New Jersey43.6%United States35.7%

Median home value

ZIP 08561$484,400New Jersey$454,400United States$332,700

Median gross rent

ZIP 08561—New Jersey$1,720/moUnited States$1,413/mo

Owner-occupied homes

ZIP 0856136.4%*New Jersey63.8%United States65.2%

Mean travel time to work

ZIP 0856116.0 min*New Jersey30.5 minUnited States26.4 min

Worked from home

ZIP 0856123.1%New Jersey16.8%United States15.1%

All figures for ZIP 08561

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 08561 — ACS 2020–2024 5-year estimates
MeasureZIP 08561Margin of errorNew JerseyUnited States
Total population325*±2629,343,809334,922,499
Median age63.4 yrs*±37.5 yrs40.1 yrs38.9 yrs
Households129*±1003,507,701129,227,496
Median household income——$103,556$80,734
Per capita income$38,772±$18,751$54,253$44,673
Poverty rate0.0%±4.3 pts9.7%12.5%
Unemployment rate0.0%±9.8 pts6.3%5.2%
Bachelor's degree or higher36.7%*±34.3 pts43.6%35.7%
Median home value$484,400±$191,425$454,400$332,700
Median gross rent——$1,720/mo$1,413/mo
Owner-occupied homes36.4%*±35.2 pts63.8%65.2%
Mean travel time to work16.0 min*±22.4 min30.5 min26.4 min
Worked from home23.1%±8.9 pts16.8%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 08561
GroupZIP 08561New JerseyUnited States
White alone, not Hispanic or Latino72.9%50.9%57.4%
Black or African American alone, not Hispanic or Latino0.0%12.2%11.9%
American Indian and Alaska Native alone, not Hispanic or Latino0.0%0.1%0.5%
Asian alone, not Hispanic or Latino9.5%10.0%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 Latino0.0%0.8%0.6%
Two or more races, not Hispanic or Latino0.0%3.5%4.3%
Hispanic or Latino (of any race)17.5%22.5%19.3%

Where ZIP 08561 is

State
New Jersey
Main county
Mercer County
Largest overlapping place
Windsor (100% of the ZIP's land area)
Land area
1.14 sq mi· about 285 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 Mercer County

08520 Mercer County, NJ08525 Mercer County, NJ08534 Mercer County, NJ08540 Princeton, NJ08542 Princeton, NJ08544 Princeton, NJ08550 Mercer County, NJ08560 Mercer County, NJ08608 Trenton, NJ08609 Trenton, NJ08610 White Horse, NJ08611 Trenton, NJ08618 Trenton, NJ08619 Mercerville, NJ08620 Yardville, NJ08628 Mercer County, NJ08629 Trenton, NJ08638 Trenton, NJ08648 Mercer County, NJ08690 Hamilton Square, NJ08691 Mercer County, NJ

See every ZIP code in New Jersey, or compare ZIP 08561 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.