US ZIP Code
50478

Thompson, IA

Winnebago County  ·  Iowa

● Active
👥 689 Population ↑ 8% since 2019
💰 $44,880 Median HH Income
▼ 41% below avg ↓ 4% since 2019
🎂 51.7 Median Age ↓ 6% since 2019
🏠 $94,400 Median Home Value
▼ 66% below avg ↑ 14% since 2019
🎓 54.8% College Grads
▲ 41% above avg
📊 2.8% Unemployment
▼ 42% below avg ↓ 41% since 2019
ZIP Code Details
ZIP Code50478
CityThompson
StateIowa (IA)
CountyWinnebago County
Area Code641
Elevation1,277 ft
Latitude43.407488
Longitude-93.783601
TimezoneChicago (DST)
FIPS19189
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 63.7% (439) Female 36.3% (250) ♀

Race & Ethnicity

White: 78.8%Hispanic: 19.3%Other: 0.7%Race
White78.8%
Hispanic19.3%
Other0.7%

Age Breakdown

Under 5
1%
5–17
17%
18–24
7%
25–44
18%
45–64
26%
65+
6%

Key Indicators

Median Age51.7 yrs ↓ 6% since 2019
Avg Household Size1.79
Below Poverty6.7% ▼ 33% below avg
College Grads54.8% ▲ 41% above avg
Unemployment2.8% ▼ 42% below avg
HS Graduate116 (24.1%)
Some College62 (12.9%)
Associates40 (8.3%)
Bachelors90 (18.7%)
Graduate Degree174 (36.1%)

Education

HS Grad: 24.1%Some College: 12.9%Associates: 8.3%Bachelors: 18.7%Graduate: 36.1%Edu
HS Grad24.1%
Some College12.9%
Associates8.3%
Bachelors18.7%
Graduate36.1%
Housing & Income

Housing Tenure

Owner: 78.2%Renter: 21.8%Tenure
Owner78.2%
Renter21.8%

Home Value Distribution

Under $50k
19%
$50k–100k
36%
$100k–150k
16%
$150k–200k
19%
$200k–300k
4%
$300k–500k
3%
Over $500k
3%

Financials

Median HH Income$44,880 ▼ 41% below avg ↓ 4% since 2019
Median Home Value$94,400 ▼ 66% below avg ↑ 14% since 2019
Home/Income Ratio2.1x (nat avg ~3.5x)
Median Rent$709/mo ↑ 3% since 2019
Total Units439
Vacant Units54
Avg HH Size1.79

Income Distribution

Under $25k
18%
$25k–50k
37%
$50k–75k
11%
$75k–100k
10%
$100k–150k
17%
$150k–200k
2%
Over $200k
6%
Employment & Commute

How People Get to Work

Drove Alone
92%
Walked
3%
Work From Home
5%

Commute Time

Under 15 min
27%
15–30 min
46%
30–45 min
23%
Over 45 min
5%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
17%
1960s–1970s
14%
1980s–1990s
2%
2000+
64%

Summary

Total Units439
Vacant54
Owner Occupied78.2%
Renter Occupied21.8%
Avg HH Size1.79
Frequently Asked Questions
ZIP code 50478 is in Thompson, IA, in Winnebago County.
ZIP code 50478 is located in Iowa (IA).
ZIP code 50478 is in Winnebago County, IA.
ZIP 50478 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 50478 is 689 people (ACS 2023).
The median household income in ZIP code 50478 is $44,880 (ACS 2023).
The median home value in ZIP 50478 is $94,400 (ACS 2023).
About ZIP Code 50478

ZIP code 50478 is located in Thompson, Iowa, within Winnebago County. With a population of 689, this is a sparsely populated ZIP code with a mature community — the median age is 51.7 years. Economically, 50478 is a working-class ZIP code: the median household income of $44,880 is below the national average.

Real estate in ZIP code 50478 represents one of the more affordable housing markets in the country. The median home value of $94,400 is well below the national average. Renters can expect to pay around $709 per month in median rent. Homeownership is strong here — 78.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 14% since 2019.

The population of 50478 is primarily White (78.81%). Residents are well-educated — 54.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 6.7%. Household income has declined by 4% since 2019.

The unemployment rate in 50478 stands at 2.8%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 88%.

Overall, ZIP code 50478 in Thompson, IA is characterized as working-class, well-educated, a mature community, and predominantly owner-occupied. With 689 residents, a median household income of $44,880, and a median home value of $94,400, it offers a clear picture of life in this part of Iowa.