Get API Key →
US ZIP Code Profile

ZIP Code 53110
Cudahy, Wisconsin

ZIP code 53110 is in Cudahy, located in Milwaukee County, Wisconsin, within the Milwaukee-Waukesha-West Allis metro area. Its 2020 Census population was 18,204. The estimated median adjusted gross income per tax return is $46,366, and about 2% of filers report $200,000 or more.

2020 Population
18,204
Census ZCTA
County
Milwaukee
FIPS 55079
Median income (est.)
$46,366
IRS SOI 2022
Land Area
4.761 mi²
+ 0.728 mi² water

01Location & Geography

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

Primary CityCudahy, WI
CountyMilwaukee County (FIPS 55079)
StateWisconsin (FIPS 55)
Metro Area (MSA)Milwaukee-Waukesha-West Allis, WI Metro Area (33340)
Census Region / DivisionMidwest Region · East North Central Division
Coordinates42.950504, -87.860886
Land / Water Area4.761 mi² land · 0.728 mi² water

02Income & Economics

Distribution of the 9,290 individual tax returns filed in 53110 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
26.3%
$25K–$50K
27.8%
$50K–$75K
19.1%
$75K–$100K
11.6%
$100K–$200K
13.7%
$200K+
1.6%
The $200,000+ bracket accounts for 7% of 53110's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($46,366) 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 53110's IRS income metrics, 2020–2022.

Median income (2021→2022)
$46,366
▲ 6.4%
Filers earning $200K+
1.6%
▲ 0.3 pt
Total filers
9,290
▼ 1.3%
GET /zipc/v2/zipcodes/53110/soi?year=… $41K 2020 $44K 2021 $46K 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 53110 ZCTA.

2000
18,484
 
2010
18,320
▼ -0.9%
2020
18,204
▼ -0.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 53110. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 53110

Cudahy and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 53110 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number562020
City AliasesCudahy

07Frequently Asked Questions

What county is ZIP code 53110 in?

ZIP code 53110 is in Milwaukee County, Wisconsin (county FIPS code 55079).

What city is ZIP code 53110?

The primary USPS city for 53110 is Cudahy, WI.

What metro area (MSA) is 53110 in?

53110 is part of the Milwaukee-Waukesha-West Allis, WI Metro Area (MSA code 33340).

What is the population of ZIP code 53110?

The 2020 Census population of 53110 was 18,204 residents.

What is the median income in ZIP code 53110?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 53110 is about $46,366, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.