PlainZIP

Elkhorn, WI · standard

ZIP Code 53121

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

19,045
64/sq mi
$85,643
Median income
$313,500
Median home value
32.6%
Bachelor's or higher

The verdict

Elkhorn pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 31%
household income, US ZIPs
Top 31%
home value, US ZIPs
64
people per sq mi
72%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 53121 against every reporting US ZIP.

ZIP code 53121 is a mid-sized community (a standard USPS delivery area) in Elkhorn, Walworth County, Wisconsin, home to 19,045 residents across 298.5 square miles, a density of 64 people per square mile, in the Chicago time zone.

ZIP 53121 lands in the middle-income range, with a median household income of $85,643 (10% above the Wisconsin average), while per-capita income is $46,804. The poverty rate stands at 5.9% and the unemployment rate at 1.7%. On housing, the median home value is $313,500 (26% above the state average) with median rent at $1,054 per month, and 72.1% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 32.6% of adults hold a bachelor's degree or higher, the median age is 43.2, and the average commute is 24 minutes. Beyond these figures, 4 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Walworth County, letting you compare 53121 to its immediate surroundings rather than a national baseline alone.

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 53121

Top 5 sectors by establishment count in Elkhorn, WI

Which industries have the most business establishments in ZIP 53121.

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 53121, Elkhorn, 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

19,045

Population

298.5

Area (sq mi)

64

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 53121?

43.2

Median Age

49.5%

Male

50.5%

Female

4.5%

Foreign-Born

White 86.5%
African American 0.8%
Asian 0.6%
American Indian or Alaska Native 0.4%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 7.6%
Hispanic or Latino 10.1%

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?

$85,643

Median Household Income

+10% vs state

$46,804

Per Capita Income

5.9%

Poverty Rate

1.7%

Unemployment Rate

24.2 min

Mean Commute Time

How ZIP 53121 ranks nationally

Elkhorn, WI household income vs. every US ZIP code

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

$85,643 Top 31% higher than 69% 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%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 61.5%
Bachelor's Degree or Higher 32.6%

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

What does housing look like?

8,460

Total Housing Units

7,667

Occupied Units

793

Vacant Units

2.37

Avg Household Size

Occupancy Type

Owner 72.1%
Renter 27.9%

$313,500

Median Home Value

+26% vs state

$1,054

Median Rent

1982

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

+9.2%

YoY Change (2024)

228

HPI Index (2000 = 100)

+128%

Total Change Since 2000

Home values in ZIP 53121 have increased 9.2% over the past year (2024). Since 2000, this ZIP has seen +128% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.8% 154
2021 +10.5% 170
2022 +11.2% 189
2023 +10.4% 209
2024 +9.2% 228

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 561 business establishments in ZIP 53121, employing approximately 7,369 people with a combined annual payroll of $333,533,000.

561

Businesses

7,369

Employees

$333.5M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Construction 85 15.2%
Retail trade 69 12.3%
Health care and social assistance 65 11.6%
Other services (except public administration) 49 8.7%
Professional, scientific, and technical services 46 8.2%
Accommodation and food services 43 7.7%
Administrative and support and waste management and remediation services 40 7.1%
Manufacturing 39 7.0%
Wholesale trade 37 6.6%
Finance and insurance 30 5.3%
Transportation and warehousing 17 3.0%
Real estate and rental and leasing 14 2.5%
Information 8 1.4%
Arts, entertainment, and recreation 8 1.4%
Educational services 6 1.1%

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 53121 vs 53191 →

ZIP 53121 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 53121 ranks the most populous - useful context the national average alone can't give.

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

ZIP 53121 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 53121 ranks #2 of 5 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
53191 Williams Bay, WI 2,842 9.0 mi
53115 Delavan, WI 15,788 8.2 mi
53120 East Troy, WI 9,679 8.5 mi
53147 Lake Geneva, WI 16,457 10.3 mi

More ZIP Codes in Walworth County

53190 standard
Whitewater, WI
Pop: 19,200
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
53184 standard
Walworth, WI
Pop: 4,271

Related Areas

Walworth County Elkhorn, WI Wisconsin

Frequently Asked Questions

What county is ZIP code 53121 in? ▼
ZIP code 53121 (Elkhorn) 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 53121? ▼
ZIP code 53121 in Elkhorn, WI has a population of 19,045 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 53121? ▼
The median household income in ZIP 53121 is $85,643, which is 12% above the national average of $76,288.
What is the average home value in ZIP 53121? ▼
The median home value in ZIP 53121 is $313,500, which is 13% above the national average of $278,155.
What is the demographic makeup of ZIP 53121? ▼
The largest racial group in ZIP 53121 is White at 86.5%. Hispanic or Latino residents make up 10.1% of the population.
How many businesses are in ZIP code 53121? ▼
ZIP code 53121 has 561 business establishments employing approximately 7,369 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 53121? ▼
The top industries by establishment count in ZIP 53121 are: Construction (85), Retail trade (69), Health care and social assistance (65). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 53121? ▼
According to the FHFA House Price Index, home values in ZIP 53121 increased by 9.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 128%. 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 53121? ▼
In ZIP code 53121, 61.5% of residents aged 25+ have a high school diploma or higher, and 32.6% 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 53121? ▼
The mean commute time for workers in ZIP code 53121 is 24.2 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 53121? ▼
In ZIP code 53121, approximately 72.1% of occupied housing units are owner-occupied and 27.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 53121? ▼
The poverty rate in ZIP code 53121 is 5.9% 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.