US ZIP Code
52101

Decorah, IA

Winneshiek County  ·  Iowa

● Active
👥 12,539 Population ↓ 7% since 2019
💰 $70,046 Median HH Income
▼ 8% below avg ↑ 5% since 2019
🎂 42.6 Median Age ↑ 12% since 2019
🏠 $249,500 Median Home Value
▼ 11% below avg ↑ 27% since 2019
🎓 53.8% College Grads
▲ 39% above avg
📊 3.1% Unemployment
▼ 37% below avg ↑ 45% since 2019
ZIP Code Details
ZIP Code52101
CityDecorah
StateIowa (IA)
CountyWinneshiek County
Area Code563
Elevation1,204 ft
Latitude43.366329
Longitude-91.772937
TimezoneChicago (DST)
FIPS19191
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.1% (6,152) Female 50.9% (6,387) ♀

Race & Ethnicity

White: 94.7%Hispanic: 1.9%Black: 0.4%Asian: 0.9%Other: 1.8%Race
White94.7%
Hispanic1.9%
Black0.4%
Asian0.9%
Other1.8%

Age Breakdown

Under 5
4%
5–17
12%
18–24
17%
25–44
19%
45–64
24%
65+
10%

Key Indicators

Median Age42.6 yrs ↑ 12% since 2019
Avg Household Size2.11
Below Poverty7.6% ▼ 24% below avg
College Grads53.8% ▲ 39% above avg
Unemployment3.1% ▼ 37% below avg
No HS Diploma6 (0.1%)
HS Graduate2,043 (25.9%)
Some College668 (8.5%)
Associates921 (11.7%)
Bachelors1,236 (15.7%)
Graduate Degree3,004 (38.1%)

Education

No HS: 0.1%HS Grad: 25.9%Some College: 8.5%Associates: 11.7%Bachelors: 15.7%Graduate: 38.1%Edu
No HS0.1%
HS Grad25.9%
Some College8.5%
Associates11.7%
Bachelors15.7%
Graduate38.1%
Housing & Income

Housing Tenure

Owner: 74.3%Renter: 25.7%Tenure
Owner74.3%
Renter25.7%

Home Value Distribution

Under $50k
2%
$50k–100k
4%
$100k–150k
10%
$150k–200k
14%
$200k–300k
31%
$300k–500k
26%
Over $500k
14%

Financials

Median HH Income$70,046 ▼ 8% below avg ↑ 5% since 2019
Median Home Value$249,500 ▼ 11% below avg ↑ 27% since 2019
Home/Income Ratio3.6x (nat avg ~3.5x)
Median Rent$813/mo ↑ 20% since 2019
Total Units5,611
Vacant Units548
Avg HH Size2.11

Income Distribution

Under $25k
14%
$25k–50k
16%
$50k–75k
20%
$75k–100k
15%
$100k–150k
18%
$150k–200k
7%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
71%
Public Transit
0%
Walked
16%
Work From Home
12%

Commute Time

Under 15 min
62%
15–30 min
24%
30–45 min
7%
Over 45 min
7%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
8%
1960s–1970s
12%
1980s–1990s
14%
2000+
64%

Summary

Total Units5,611
Vacant548
Owner Occupied74.3%
Renter Occupied25.7%
Avg HH Size2.11
Frequently Asked Questions
ZIP code 52101 is in Decorah, IA, in Winneshiek County.
ZIP code 52101 is located in Iowa (IA).
ZIP code 52101 is in Winneshiek County, IA.
ZIP 52101 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 52101 is 12,539 people (ACS 2023).
The median household income in ZIP code 52101 is $70,046 (ACS 2023).
The median home value in ZIP 52101 is $249,500 (ACS 2023).
About ZIP Code 52101

ZIP code 52101 is located in Decorah, Iowa, within Winneshiek County. With a population of 12,539, this is a lightly populated ZIP code with a middle-aged community — the median age is 42.6 years. Economically, 52101 is a solidly middle-class ZIP code: the median household income of $70,046 is near the national average.

Real estate in ZIP code 52101 represents an affordable housing market. The median home value of $249,500 is near the national average. Renters can expect to pay around $813 per month in median rent. Homeownership is strong here — 74.3% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 27% since 2019.

The population of 52101 is primarily White (94.70%). Residents are well-educated — 53.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 7.6%. Household income has grown by 5% since 2019.

The unemployment rate in 52101 stands at 3.1%, which is below the national average. About 12% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 66%.

Overall, ZIP code 52101 in Decorah, IA is characterized as solidly middle-class, well-educated, a middle-aged community, and predominantly owner-occupied. With 12,539 residents, a median household income of $70,046, and a median home value of $249,500, it offers a clear picture of life in this part of Iowa.