PlainZIP

Williams Bay, WI · standard

ZIP Code 53191

Walworth County, Wisconsin - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

2,842
283/sq mi
$75,833
Median income
$414,600
Median home value
48.0%
Bachelor's or higher

The verdict

Williams Bay pairs an above-median household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 44%
household income, US ZIPs
Top 19%
home value, US ZIPs
283
people per sq mi
80%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 53191 against every reporting US ZIP.

ZIP code 53191 covers 10.0 square miles in Williams Bay, Walworth County, Wisconsin (a standard USPS delivery area), with a modest 2,842 residents on file, a density of 283 people per square mile, in the Chicago time zone.

ZIP 53191 lands in the middle-income range, with a median household income of $75,833 (3% below the Wisconsin average), while per-capita income is $51,438. Poverty here runs at 8.3%, with unemployment measured at 2.2%. On housing, the median home value is $414,600 (67% above the state average) with median rent at $900 per month, and 80.4% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 48.0% of adults hold a bachelor's degree or higher, the median age is 48.6, and the average commute is 26 minutes. To put 53191 in local context, 7 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Walworth County, for a geography-aware comparison.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 53191

Top 5 sectors by establishment count in Williams Bay, WI

Which industries have the most business establishments in ZIP 53191.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 53191, Williams Bay, WI · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

2,842

Population

10.0

Area (sq mi)

283

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 53191?

48.6

Median Age

49.9%

Male

50.1%

Female

1.7%

Foreign-Born

White 91.9%
African American 0.0%
Asian 1.3%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 2.5%
Hispanic or Latino 4.9%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$75,833

Median Household Income

-3% vs state

$51,438

Per Capita Income

8.3%

Poverty Rate

2.2%

Unemployment Rate

26.0 min

Mean Commute Time

How ZIP 53191 ranks nationally

Williams Bay, WI household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$75,833 Top 44% higher than 56% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 69.6%
Bachelor's Degree or Higher 48.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

2,414

Total Housing Units

1,378

Occupied Units

1,036

Vacant Units

2.33

Avg Household Size

Occupancy Type

Owner 80.4%
Renter 19.6%

$414,600

Median Home Value

+67% vs state

$900

Median Rent

1977

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+13.1%

YoY Change (2024)

290

HPI Index (2000 = 100)

+190%

Total Change Since 2000

Home values in ZIP 53191 have increased 13.1% over the past year (2024). Since 2000, this ZIP has seen +190% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.5% 179
2021 +12.8% 201
2022 +23.0% 248
2023 +3.5% 256
2024 +13.1% 290

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 75 business establishments in ZIP 53191, employing approximately 666 people with a combined annual payroll of $28,173,000.

75

Businesses

666

Employees

$28.2M

Annual Payroll

10

Industry Sectors

Industry Establishments % of Total
Other services (except public administration) 14 18.7%
Construction 12 16.0%
Accommodation and food services 10 13.3%
Health care and social assistance 8 10.7%
Professional, scientific, and technical services 5 6.7%
Retail trade 4 5.3%
Finance and insurance 4 5.3%
Real estate and rental and leasing 3 4.0%
Administrative and support and waste management and remediation services 3 4.0%
Arts, entertainment, and recreation 3 4.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 53191 vs 53125 →

ZIP 53191 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 53191 ranks #5 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 53191 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 53191 ranks #7 of 8 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
53125 Fontana, WI 1,895 2.3 mi
53147 Lake Geneva, WI 16,457 4.8 mi
53184 Walworth, WI 4,271 4.6 mi
53195 Zenda, WI 114 5.3 mi
53121 Elkhorn, WI 19,045 9.0 mi
53115 Delavan, WI 15,788 8.4 mi
60034 Hebron, IL 2,040 10.7 mi

More ZIP Codes in Walworth County

53190 standard
Whitewater, WI
Pop: 19,200
53121 standard
Elkhorn, WI
Pop: 19,045
53147 standard
Lake Geneva, WI
Pop: 16,457
53115 standard
Delavan, WI
Pop: 15,788
53120 standard
East Troy, WI
Pop: 9,679
53128 standard
Genoa City, WI
Pop: 8,947

Related Areas

Walworth County Williams Bay, WI Wisconsin

Frequently Asked Questions

What county is ZIP code 53191 in? ▼
ZIP code 53191 (Williams Bay) is located in Walworth County, Wisconsin. Walworth County contains multiple ZIP codes, see the full list at /counties/walworth-wi.
What is the population of ZIP code 53191? ▼
ZIP code 53191 in Williams Bay, WI has a population of 2,842 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 53191? ▼
The median household income in ZIP 53191 is $75,833, which is 1% below the national average of $76,288.
What is the average home value in ZIP 53191? ▼
The median home value in ZIP 53191 is $414,600, which is 49% above the national average of $278,155.
What is the demographic makeup of ZIP 53191? ▼
The largest racial group in ZIP 53191 is White at 91.9%. Hispanic or Latino residents make up 4.9% of the population.
How many businesses are in ZIP code 53191? ▼
ZIP code 53191 has 75 business establishments employing approximately 666 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 53191? ▼
The top industries by establishment count in ZIP 53191 are: Other services (except public administration) (14), Construction (12), Accommodation and food services (10). There are 10 industry sectors represented in total.
How have home values changed in ZIP code 53191? ▼
According to the FHFA House Price Index, home values in ZIP 53191 increased by 13.1% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 190%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 53191? ▼
In ZIP code 53191, 69.6% of residents aged 25+ have a high school diploma or higher, and 48.0% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 53191? ▼
The mean commute time for workers in ZIP code 53191 is 26.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 53191? ▼
In ZIP code 53191, approximately 80.4% of occupied housing units are owner-occupied and 19.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 53191? ▼
The poverty rate in ZIP code 53191 is 8.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.