PlainZIP

South Milwaukee, WI

Single-footprint Census roll-up for South Milwaukee, WI: 1 USPS ZIP, population 21,156. Open the primary ZIP for household income, housing tenure, and commute from ACS 2023 5-Year Estimates.

U.S. Census Bureau, SimpleMaps US ZIP Code Database, delivery-area ZIP coverage

ACS city ledger plate

Sheet SOUTH-MILWAUKEE-WI · South Milwaukee, WI 1 ZIPs · 21,156 pop · #11792/25278 · Milwaukee County

INC-MID · RANK-MID · ABOVE-PEER · BOOK-ONE · OWN-MID · POP-TOWN · SPREAD-UNK · HOME-MID

  • INC-MID $73,427
  • RANK-MID #11792/25278
  • ABOVE-PEER over Cudahy
  • BOOK-ONE 1 ZIP
  • OWN-MID 67% owners
  • POP-TOWN 21,156
  • SPREAD-UNK Single-ZIP book
  • HOME-MID $235,700

Nearest income peer: Cudahy, WI ( $6,708 income $)

Instrument codes from this city’s ACS household income, national rank, county-peer gap, ZIP book, owner tenure, population scale, intra-city income spread, and home-value band, not a moving recommendation.

Income neighbourhood around South Milwaukee

Lowest/highest poles plus county-sharing cities nearest South Milwaukee on average ZIP median household income. Full ladder: /cities.

median HH income

What this shows County-sharing peers only, not the full US city board. Open a near peer when the gap is small; open the poles when the mosaic is wide.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2026-08-25

National city placement

According to ACS 5-Year Estimates, South Milwaukee, WI sits among US cities with an above-median household income, on a town-scale population base, across a single-ZIP footprint.

Top 47%
household income vs 25,278 US cities
21,156
city population (Census)
1
USPS ZIP codes covered
$73,427
avg ZIP median income

Income percentile ranks this city's average ZIP median household income against 25,278 US cities with ACS income on at least one ZIP. Scale and ZIP-spread words come from Census population and USPS ZIP coverage.

Above-median income on a short ZIP list (1) - lead code 53172 (21,156 residents). Household income $73,427 is the roll-up; open the ZIP for tenure and commute.

Owner-occupancy sits in a mixed band (66.8%) - check the ZIP page's tenure split before treating South Milwaukee as a pure owner town.

Within Wisconsin, Caroline is the closest lower-income city and Juda the closest higher-income city by average ZIP household income. Their 1 and 1 ZIP footprints are the immediate statewide comparison set for South Milwaukee.

Population concentration

One ZIP, 53172, is all of South Milwaukee

There is no split to weigh here: 53172 holds every one of South Milwaukee's 21,156 ACS residents. City-level and ZIP-level numbers on this site are the same number twice, check the ZIP page for the income/tenure/commute breakdown.

Census ZBP business roll-up

Sparse ZBP book inside single-ZIP South Milwaukee

Citywide ZBP: 260 establishments, 3,491 employees , annual payroll $163,945k (~12 establishments per 1,000 residents) across 1 of 1 ZIPs. Peak business ZIP 53172 (260 units) ; leading NAICS Health care and social assistance (48) · also Accommodation and food services · Retail trade .

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ZIP Codes in South Milwaukee, WI

These ZIP codes sit in Milwaukee County, which covers 36 ZIP codes in all; 1 of them fall in South Milwaukee. See the Milwaukee County roll-up →

South Milwaukee lands mid-pack among the 7 cities sharing Milwaukee County: Franklin, Oak Creek and Greendale earn more and Milwaukee, Cudahy and Saint Francis earn less. Franklin marks the far end of that range at $109,850, 50% above South Milwaukee.

ZIP Code Population Median income Establishments Density
53172 21,156 $73,427 260 1,692
How we build city roll-ups · Guide: reading ZIP code data · BLS wages

South Milwaukee roll-ups here are for informational purposes only and do not constitute financial or relocation advice. ACS and Census ZBP figures are estimates; confirm the current table against Census before a money or move decision involving South Milwaukee, .