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US ZIP Code Profile

ZIP Code 08611
Trenton, New Jersey

ZIP code 08611 is in Trenton, located in Mercer County, New Jersey, within the Trenton metro area. Its 2020 Census population was 31,531. The estimated median adjusted gross income per tax return is $28,373, and about 0% of filers report $200,000 or more.

2020 Population
31,531
Census ZCTA
County
Mercer
FIPS 34021
Median income (est.)
$28,373
IRS SOI 2022
Land Area
2.631 mi²
+ 0.625 mi² water

01Location & Geography

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

Primary CityTrenton, NJ
CountyMercer County (FIPS 34021)
StateNew Jersey (FIPS 34)
Metro Area (MSA)Trenton, NJ Metro Area (45940)
Census Region / DivisionNortheast Region · Middle Atlantic Division
Coordinates40.183617, -74.74032
Land / Water Area2.631 mi² land · 0.625 mi² water

02Income & Economics

Distribution of the 10,760 individual tax returns filed in 08611 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
45.3%
$25K–$50K
35.1%
$50K–$75K
11.8%
$75K–$100K
4.2%
$100K–$200K
3.2%
$200K+
0.4%
The $200,000+ bracket accounts for 5% of 08611's total adjusted gross income, from 0% of returns — a concentration that drives the gap between the median ($28,373) 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 08611's IRS income metrics, 2020–2022.

Median income (2021→2022)
$28,373
▲ 0.1%
Filers earning $200K+
0.4%
▼ 0.1 pt
Total filers
10,760
▲ 6.1%
GET /zipc/v2/zipcodes/08611/soi?year=… $24K 2020 $28K 2021 $28K 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 08611 ZCTA.

2000
23,868
 
2010
28,038
▲ +17.5%
2020
31,531
▲ +12.5%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 08611. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 08611

Trenton and its immediate neighbors, sorted by distance.

3 mi
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Distance from 08611 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 Number338550
City AliasesHamilton, Hamilton Township, Hamilton Twp, Trenton

07Frequently Asked Questions

What county is ZIP code 08611 in?

ZIP code 08611 is in Mercer County, New Jersey (county FIPS code 34021).

What city is ZIP code 08611?

The primary USPS city for 08611 is Trenton, NJ.

What metro area (MSA) is 08611 in?

08611 is part of the Trenton, NJ Metro Area (MSA code 45940).

What is the population of ZIP code 08611?

The 2020 Census population of 08611 was 31,531 residents.

What is the median income in ZIP code 08611?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 08611 is about $28,373, with around 0% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.