PlainZIP

Sullivan, WI · standard

ZIP Code 53178

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

2,626
33/sq mi
$99,875
Median income
$371,500
Median home value
26.1%
Bachelor's or higher

The verdict

Sullivan pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.

Top 19%
household income, US ZIPs
Top 24%
home value, US ZIPs
33
people per sq mi
73%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 53178 against every reporting US ZIP.

ZIP code 53178 covers 80.8 square miles in Sullivan, Jefferson County, Wisconsin (a standard USPS delivery area), with a modest 2,626 residents on file, a density of 33 people per square mile, in the Chicago time zone.

ZIP 53178 lands in the middle-income range, with a median household income of $99,875 (28% above the Wisconsin average), while per-capita income is $50,818. Poverty here runs at 8.8%, with unemployment measured at 2.0%. The typical home here is valued at $371,500 (49% above the state average); renters pay a median of $1,013 monthly, and 72.8% of units are owner-occupied.

Educational attainment sits below the national norm: 26.1% of adults hold a bachelor's degree or higher, the median age is 49.1, and the average commute is 33 minutes. Beyond these figures, 7 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Jefferson County, letting you compare 53178 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 53178

Top 5 sectors by establishment count in Sullivan, WI

Which industries have the most business establishments in ZIP 53178.

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 53178, Sullivan, 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

2,626

Population

80.8

Area (sq mi)

33

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 53178?

49.1

Median Age

51.1%

Male

48.9%

Female

1.3%

Foreign-Born

White 96.0%
African American 0.0%
Asian 0.4%
American Indian or Alaska Native 0.2%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.4%
Hispanic or Latino 1.3%

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?

$99,875

Median Household Income

+28% vs state

$50,818

Per Capita Income

8.8%

Poverty Rate

2.0%

Unemployment Rate

32.5 min

Mean Commute Time

How ZIP 53178 ranks nationally

Sullivan, WI household income vs. every US ZIP code

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

$99,875 Top 19% higher than 81% 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 65.0%
Bachelor's Degree or Higher 26.1%

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

What does housing look like?

1,137

Total Housing Units

1,028

Occupied Units

109

Vacant Units

2.43

Avg Household Size

Occupancy Type

Owner 72.8%
Renter 27.2%

$371,500

Median Home Value

+49% vs state

$1,013

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

+7.8%

YoY Change (2024)

204

HPI Index (2000 = 100)

+104%

Total Change Since 2000

Home values in ZIP 53178 have increased 7.8% over the past year (2024). Since 2000, this ZIP has seen +104% cumulative appreciation.

Year Annual Change HPI Index
2020 -0.6% 147
2021 +6.7% 157
2022 +16.3% 182
2023 +3.5% 189
2024 +7.8% 204

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 58 business establishments in ZIP 53178, employing approximately 269 people with a combined annual payroll of $12,929,000.

58

Businesses

269

Employees

$12.9M

Annual Payroll

7

Industry Sectors

Industry Establishments % of Total
Construction 17 29.3%
Professional, scientific, and technical services 8 13.8%
Accommodation and food services 7 12.1%
Manufacturing 6 10.3%
Other services (except public administration) 6 10.3%
Wholesale trade 4 6.9%
Administrative and support and waste management and remediation services 3 5.2%

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 53178 vs 53137 →

ZIP 53178 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 53178 ranks #7 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 53178 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 53178 ranks #5 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
53137 Helenville, WI 1,702 3.7 mi
53156 Palmyra, WI 2,992 9.3 mi
53118 Dousman, WI 7,202 6.5 mi
53036 Ixonia, WI 2,720 10.3 mi
53066 Oconomowoc, WI 33,830 8.3 mi
53119 Eagle, WI 5,608 11.1 mi
53094 Watertown, WI 19,169 10.8 mi

More ZIP Codes in Jefferson County

53094 standard
Watertown, WI
Pop: 19,169
53538 standard
Fort Atkinson, WI
Pop: 18,468
53549 standard
Jefferson, WI
Pop: 10,414
53551 standard
Lake Mills, WI
Pop: 8,273
53594 standard
Waterloo, WI
Pop: 5,144
53038 standard
Johnson Creek, WI
Pop: 4,013

Related Areas

Jefferson County Sullivan, WI Wisconsin

Frequently Asked Questions

What county is ZIP code 53178 in? ▼
ZIP code 53178 (Sullivan) is located in Jefferson County, Wisconsin. Jefferson County contains multiple ZIP codes, see the full list at /counties/jefferson-wi.
What is the population of ZIP code 53178? ▼
ZIP code 53178 in Sullivan, WI has a population of 2,626 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 53178? ▼
The median household income in ZIP 53178 is $99,875, which is 31% above the national average of $76,288.
What is the average home value in ZIP 53178? ▼
The median home value in ZIP 53178 is $371,500, which is 34% above the national average of $278,155.
What is the demographic makeup of ZIP 53178? ▼
The largest racial group in ZIP 53178 is White at 96.0%. Hispanic or Latino residents make up 1.3% of the population.
How many businesses are in ZIP code 53178? ▼
ZIP code 53178 has 58 business establishments employing approximately 269 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 53178? ▼
The top industries by establishment count in ZIP 53178 are: Construction (17), Professional, scientific, and technical services (8), Accommodation and food services (7). There are 7 industry sectors represented in total.
How have home values changed in ZIP code 53178? ▼
According to the FHFA House Price Index, home values in ZIP 53178 increased by 7.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 104%. 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 53178? ▼
In ZIP code 53178, 65.0% of residents aged 25+ have a high school diploma or higher, and 26.1% 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 53178? ▼
The mean commute time for workers in ZIP code 53178 is 32.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 53178? ▼
In ZIP code 53178, approximately 72.8% of occupied housing units are owner-occupied and 27.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 53178? ▼
The poverty rate in ZIP code 53178 is 8.8% 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.