ZIP Code 53233 — Milwaukee, WI | Population, Income, County & Map Data

01Location & Geography

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

Primary City	Milwaukee, WI
County	Milwaukee County (FIPS 55079)
State	Wisconsin (FIPS 55)
Metro Area (MSA)	Milwaukee-Waukesha-West Allis, WI Metro Area (33340)
Census Region / Division	Midwest Region · East North Central Division
Coordinates	43.036926, -87.93384
Land / Water Area	1.689 mi² land · 0 mi² water

02Income & Economics

Distribution of the 2,860 individual tax returns filed in 53233 by adjusted gross income bracket (IRS SOI, 2022).

< $25K

52.8%

$25K–$50K

30.4%

$50K–$75K

10.8%

$75K–$100K

3.5%

$100K–$200K

2.5%

$200K+

0.0%

Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income. Estimate is approximate for this ZIP (median falls in the lowest bracket).

03Income Over Time

Year-over-year change in 53233's IRS income metrics, 2020–2022.

Median income (2021→2022)

$23,675

▲ 13.9%

Filers earning $200K+

0.0%

▲ 0.0 pt

Total filers

2,860

▲ 0.0%

GET /zipc/v2/zipcodes/53233/soi?year=…

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 53233 ZCTA.

2000

15,485

2010

16,453

▲ +6.3%

2020

15,531

▼ -5.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 53233. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 53233

Milwaukee and its immediate neighbors, sorted by distance.

Radius 3 mi

GET /zipc/v2/distance

Distance from 53233 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 Classification	Non-Unique Zip
Facility Type	Post Office
Carrier Route Sort	D
USPS Finance Number	565480
City Aliases	Milwaukee

07Frequently Asked Questions

What county is ZIP code 53233 in?

ZIP code 53233 is in Milwaukee County, Wisconsin (county FIPS code 55079).

What city is ZIP code 53233?

The primary USPS city for 53233 is Milwaukee, WI.

What metro area (MSA) is 53233 in?

53233 is part of the Milwaukee-Waukesha-West Allis, WI Metro Area (MSA code 33340).

What is the population of ZIP code 53233?

The 2020 Census population of 53233 was 15,531 residents.

What is the median income in ZIP code 53233?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 53233 is about $23,675. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.