Residential delivery area · Wisconsin
ZIP Code 53128: Genoa City, WI
ZIP code 53128 uses the postal name Genoa City, Wisconsin and lies mostly in Walworth County (86% of its land) with the rest in Kenosha County (Census 2020 ZIP-county file). About 9,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $82,216 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Bloomfield (32%), Genoa City (10%) and Powers Lake (9%), and 3% in smaller places; 46% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Genoa City · its only residential ZIP
- County
- Walworth County (86%); Kenosha County (14%)
- Census places
- Bloomfield (32%); Genoa City (10%); Powers Lake (9%) census-designated place
- Micro area
- Whitewater-Elkhorn, WI
- House district
- WI-1 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 25.3 sq mi · 357 people per sq mi
Where is ZIP code 53128?
53128 centers on 42.529°, -88.335° and covers 25.3 square miles of land plus 1.3 of water. It borders 6 ZIP codes: 53157, 60071, 53181, 53147, 60034, 53105.
The map draws ZIP code areas only. For the streets inside 53128, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 53128 compare with the rest of Walworth County?
| Measure | 53128 | In Walworth County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 9,030 | 8th of 18 | 182nd of 783 |
| Median household income | $82k | 9th of 14 | 255th of 610 |
| Median home value | $244k | 13th of 15 | 294th of 612 |
Its median household income is higher than in 65% of U.S. residential ZIP codes, and it is denser than 69% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 53128?
The 2020 Census counted 9,064 people in 53128; the ACS, which samples households over 2020-2024, estimates 9,030. Between the 2010 and 2020 censuses its population grew 1.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 9,030
- 2020 Census count
- 9,064+1.3% since 2010 (8,947)
- Households
- 3,319
- Median age
- 39.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 53128?
Of the 9,030 people the ACS estimates in 53128, 23.5% are under 18 and 16.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (75.0%), then Hispanic or Latino (20.6%).
- Under 1823.5%
- 18 to 6460.4%
- 65 and older16.0%
- White, not Hispanic75.0%
- Hispanic or Latino20.6%
- Other or two or more4.2%
- Black, not Hispanic0.1%
- Asian, not Hispanic0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 53128 earn?
Median household income is $82,216 (ACS 2020-2024), the 9th highest of the 14 ranked ZIP codes in Walworth County. It is not measurably different from 2015-2019 ($84,255 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $82,216±$19,856
- Income per person
- $38,505
- Below the poverty line
- 6.4%
- Unemployed (of the labor force)
- 2.9%
- Adults 25+ with a bachelor's degree
- 19.4%
- Adjusted gross income per tax return, 2022
- $74,4684,090 returns; wages 76% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 53128?
FHFA's house price index for 53128, built from repeat sales and appraisals of the same homes, rose 109% from 2015 to 2025 and rose 62% from 2020 to 2025, and moved +7.4% in 2025.
- Median home value (owners' estimate)
- $244,400
- Median gross rent
- $1,226
- Homes owned by their occupants
- 87.0%
- Housing units
- 4,042
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 53128?
119 business establishments had a location in this ZIP code in 2023, 9 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction28
- Manufacturing14
- Accommodation and food services11
- Retail trade10
- Wholesale trade9
- Transportation and warehousing9
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 53128?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 53157 | Pell Lake | 0 | – | 1.8 mi |
| 60071 | Richmond, IL | 3,851 | $74k | 4.3 mi |
| 53181 | Twin Lakes | 7,964 | $98k | 4.8 mi |
| 53147 | Lake Geneva | 18,638 | $84k | 6.3 mi |
| 60034 | Hebron, IL | 2,033 | $87k | 6.7 mi |
| 53105 | Burlington | 28,751 | $89k | 9.7 mi |
| 53192 | Wilmot | 252 | – | 7.7 mi (near) |
| 60081 | Spring Grove, IL | 9,088 | $117k | 7.8 mi (near) |
| 53195 | Zenda | 133 | $96k | 8.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.