US ZIP Code
51527

Defiance, IA

Shelby County  ·  Iowa

● Active
👥 346 Population ↓ 28% since 2019
💰 $63,155 Median HH Income
▼ 17% below avg ↑ 14% since 2019
🎂 59.0 Median Age ↑ 10% since 2019
🏠 $115,300 Median Home Value
▼ 59% below avg ↑ 5% since 2019
🎓 30.0% College Grads
▼ 22% below avg
📊 1.1% Unemployment
▼ 77% below avg ↓ 85% since 2019
ZIP Code Details
ZIP Code51527
CityDefiance
StateIowa (IA)
CountyShelby County
Area Code712
Elevation1,290 ft
Latitude41.839795
Longitude-95.336539
TimezoneChicago (DST)
FIPS19165
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.9% (183) Female 47.1% (163) ♀

Race & Ethnicity

White: 90.5%Hispanic: 7.2%Other: 2.3%Race
White90.5%
Hispanic7.2%
Other2.3%

Age Breakdown

Under 5
4%
5–17
15%
18–24
1%
25–44
21%
45–64
17%
65+
17%

Key Indicators

Median Age59.0 yrs ↑ 10% since 2019
Avg Household Size2.18
Below Poverty9.5% ≈ Avg
College Grads30.0% ▼ 22% below avg
Unemployment1.1% ▼ 77% below avg
No HS Diploma5 (1.8%)
HS Graduate110 (40.3%)
Some College36 (13.2%)
Associates40 (14.7%)
Bachelors37 (13.6%)
Graduate Degree45 (16.5%)

Education

No HS: 1.8%HS Grad: 40.3%Some College: 13.2%Associates: 14.7%Bachelors: 13.6%Graduate: 16.5%Edu
No HS1.8%
HS Grad40.3%
Some College13.2%
Associates14.7%
Bachelors13.6%
Graduate16.5%
Housing & Income

Housing Tenure

Owner: 90.6%Renter: 9.4%Tenure
Owner90.6%
Renter9.4%

Home Value Distribution

Under $50k
10%
$50k–100k
24%
$100k–150k
38%
$150k–200k
5%
$200k–300k
5%
$300k–500k
11%
Over $500k
7%

Financials

Median HH Income$63,155 ▼ 17% below avg ↑ 14% since 2019
Median Home Value$115,300 ▼ 59% below avg ↑ 5% since 2019
Home/Income Ratio1.8x (nat avg ~3.5x)
Total Units165
Vacant Units6
Avg HH Size2.18

Income Distribution

Under $25k
9%
$25k–50k
19%
$50k–75k
32%
$75k–100k
7%
$100k–150k
23%
$150k–200k
1%
Over $200k
10%
Employment & Commute

How People Get to Work

Drove Alone
76%
Walked
7%
Work From Home
17%

Commute Time

Under 15 min
34%
15–30 min
49%
30–45 min
11%
Over 45 min
7%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
14%
1960s–1970s
16%
1980s–1990s
3%
2000+
65%

Summary

Total Units165
Vacant6
Owner Occupied90.6%
Renter Occupied9.4%
Avg HH Size2.18
Frequently Asked Questions
ZIP code 51527 is in Defiance, IA, in Shelby County.
ZIP code 51527 is located in Iowa (IA).
ZIP code 51527 is in Shelby County, IA.
ZIP 51527 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 51527 is 346 people (ACS 2023).
The median household income in ZIP code 51527 is $63,155 (ACS 2023).
The median home value in ZIP 51527 is $115,300 (ACS 2023).
About ZIP Code 51527

ZIP code 51527 is located in Defiance, Iowa, within Shelby County. With a population of 346, this is a sparsely populated ZIP code with an older community — the median age is 59 years. Economically, 51527 is a solidly middle-class ZIP code: the median household income of $63,155 is below the national average.

Real estate in ZIP code 51527 represents one of the more affordable housing markets in the country. The median home value of $115,300 is well below the national average. Homeownership is strong here — 90.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 5% since 2019.

The population of 51527 is primarily White (90.46%). Residents are moderately educated — 30.0% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 9.5%. Household income has grown by 14% since 2019.

The unemployment rate in 51527 stands at 1.1%, which is well below the national average. About 15% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 69%.

Overall, ZIP code 51527 in Defiance, IA is characterized as solidly middle-class, moderately educated, an older community, and predominantly owner-occupied. With 346 residents, a median household income of $63,155, and a median home value of $115,300, it offers a clear picture of life in this part of Iowa.