Zip Code 53172
South Milwaukee, Wisconsin — Milwaukee County
📍 ZIP code 53172 is in South Milwaukee, Milwaukee County, Wisconsin.
ZIP code 53172 is located in South Milwaukee, Milwaukee County, Wisconsin. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 20,547. The area code for ZIP code 53172 is 414.
Quick Answer
Zip code 53172 is in South Milwaukee, Wisconsin (Milwaukee County). It has a population of 20,547, median household income of $70,146, and median home value of $216,400.
Population
20,547
Income
$70,146
Home Value
$216,400
Climate
80°F / 16°F
About Zip Code 53172
Zip code 53172 is located in South Milwaukee, Wisconsin, within Milwaukee County. Home to approximately 20,547 residents, this area sits at an elevation of 669 ft and falls within the Central (CST/CDT) timezone. The local area code is 414.
The median household income is $70,146 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $216,400, and the cost of living index is 80 (20% below the national average of 100).
Summers average a high of 80°F while winters drop to 16°F. The area receives about 37 in of rain and 16 in of snow annually. The zip code covers 4.8 square miles of land area and 0.8 square miles of water.
Key Statistics
20,547
$70,146
$216,400
Central (CST/CDT)
414
669 ft
4.8 sq mi
40.9
9,150
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Compare With Nearby Zip Codes
| Metric | 53172 | 53110 | 53154 | 53235 | 53207 | 53221 |
|---|---|---|---|---|---|---|
| City | South Milwaukee, WI | Cudahy, WI | Oak Creek, WI | Milwaukee, WI | Milwaukee, WI | Milwaukee, WI |
| Population | 20,547 | 17,964 | 36,473 | 9,318 | 34,536 | 38,428 |
| Median Income | $70,146 | $66,717 | $93,120 | $58,490 | $79,576 | $61,640 |
| Home Value | $216,400 | $201,000 | $305,100 | $207,200 | $228,500 | $205,500 |
| Cost of Living | 80 | 76 | 107 | 70 | 84 | 71 |
| Median Age | 40.9 | 42.3 | 38.9 | 53.6 | 37.1 | 39.3 |
Cost of Living
100 = National Average. South Milwaukee's cost of living is 20% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
3.1x
Demographics
Zip code 53172 has a population of 20,547 people with a median age of 40.9. There are 9,150 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
South Milwaukee (53172) population trend from 2010 to 2024
↓ -3.8%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
80°F
16°F
37 in
16 in
South Milwaukee experiences warm summers with average highs around 80°F. Winters are cold with lows averaging 16°F. The area receives about 16 in of snow per year.
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Housing & Economy
Median Home Value
$216,400
Median Household Income
$70,146
With 9,150 housing units across 4.8 square miles, 53172 has a housing density of 1,906 units per square mile. The home price-to-income ratio is 3.1x.
Location & Geography
Latitude
42.9120°
Longitude
-87.8597°
Land Area
4.8 sq mi
Water Area
0.8 sq mi
Nearby Zip Codes
Zip codes closest to 53172 (South Milwaukee, WI) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 53172's $70,146. A way to compare South Milwaukee to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 53172 (South Milwaukee, WI). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is South Milwaukee, Wisconsin?
South Milwaukee, Wisconsin uses zip code 53172.
What county is zip code 53172 in?
Zip code 53172 is located in Milwaukee County, Wisconsin.
What is the population of zip code 53172?
The population of zip code 53172 is 20,547 with a median age of 40.9.
Is 53172 in South Milwaukee, Wisconsin?
Yes, zip code 53172 is in South Milwaukee, Milwaukee County, Wisconsin. The area code is 414.
Frequently Asked Questions
What city is zip code 53172 in?
Zip code 53172 is in South Milwaukee, Wisconsin. It is part of Milwaukee County and uses the Central (CST/CDT) timezone.
What is zip code 53172?
Zip code 53172 is a U.S. postal code in South Milwaukee, Wisconsin (Milwaukee County). It has a population of 20,547 and covers 4.8 square miles.
What is the population of zip code 53172?
The population of zip code 53172 (South Milwaukee, WI) is 20,547 with a median age of 40.9. There are approximately 9,150 housing units in this area.
What is the median income in zip code 53172?
The median household income in zip code 53172 (South Milwaukee, WI) is $70,146 per year. The cost of living index is 80 (100 = national average).
What is the average home price in zip code 53172?
The median home value in zip code 53172 (South Milwaukee, WI) is $216,400. The cost of living index is 80 compared to the national average of 100.
What county is zip code 53172 in?
Zip code 53172 is located in Milwaukee County, Wisconsin. The primary city is South Milwaukee.
What is the area code for zip code 53172?
Zip code 53172 in South Milwaukee, WI uses area code 414. It is located in the Central (CST/CDT) timezone.
Is zip code 53172 a good place to live?
Zip code 53172 (South Milwaukee, WI) has a cost of living index of 80 (100 = national average), a median household income of $70,146, and median home values of $216,400. The median age is 40.9. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 53172?
The cost of living index for zip code 53172 (South Milwaukee, WI) is 80, where 100 represents the national average. This area is below the national average. Median home value: $216,400.
What schools serve zip code 53172?
Zip code 53172 in South Milwaukee, Wisconsin is served by the local school district of Milwaukee County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.