US ZIP Code
51578

Westphalia, IA

Shelby County  ·  Iowa

● Active
👥 150 Population ↑ 124% since 2019
💰 $108,646 Median HH Income
▲ 42% above avg ↑ 15% since 2019
🎂 58.9 Median Age ↑ 23% since 2019
🏠 $94,500 Median Home Value
▼ 66% below avg ↑ 60% since 2019
🎓 17.7% College Grads
▼ 54% below avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code51578
CityWestphalia
StateIowa (IA)
CountyShelby County
Area Code712
Elevation1,398 ft
Latitude41.720068
Longitude-95.395078
TimezoneChicago (DST)
FIPS19165
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 40.0% (60) Female 60.0% (90) ♀

Race & Ethnicity

White: 100%Race
White100.0%

Age Breakdown

5–17
9%
18–24
9%
25–44
9%
45–64
45%
65+
7%

Key Indicators

Median Age58.9 yrs ↑ 23% since 2019
Avg Household Size2.31
Below Poverty4.7% ▼ 53% below avg
College Grads17.7% ▼ 54% below avg
Unemployment0.0% ▼ 100% below avg
HS Graduate48 (40.3%)
Some College22 (18.5%)
Associates28 (23.5%)
Bachelors10 (8.4%)
Graduate Degree11 (9.2%)

Education

HS Grad: 40.3%Some College: 18.5%Associates: 23.5%Bachelors: 8.4%Graduate: 9.2%Edu
HS Grad40.3%
Some College18.5%
Associates23.5%
Bachelors8.4%
Graduate9.2%
Housing & Income

Housing Tenure

Owner: 84.6%Renter: 15.4%Tenure
Owner84.6%
Renter15.4%

Home Value Distribution

Under $50k
2%
$50k–100k
58%
$100k–150k
36%
Over $500k
4%

Financials

Median HH Income$108,646 ▲ 42% above avg ↑ 15% since 2019
Median Home Value$94,500 ▼ 66% below avg ↑ 60% since 2019
Home/Income Ratio0.9x (nat avg ~3.5x)
Total Units73
Vacant Units8
Avg HH Size2.31

Income Distribution

Under $25k
8%
$25k–50k
2%
$50k–75k
18%
$75k–100k
14%
$100k–150k
34%
$150k–200k
15%
Over $200k
9%
Employment & Commute

How People Get to Work

Drove Alone
96%
Walked
2%
Work From Home
2%

Commute Time

Under 15 min
39%
15–30 min
46%
30–45 min
5%
Over 45 min
10%
Housing Stock

Year Built

1940s–1950s
10%
1960s–1970s
22%
2000+
68%

Summary

Total Units73
Vacant8
Owner Occupied84.6%
Renter Occupied15.4%
Avg HH Size2.31
Frequently Asked Questions
ZIP code 51578 is in Westphalia, IA, in Shelby County.
ZIP code 51578 is located in Iowa (IA).
ZIP code 51578 is in Shelby County, IA.
ZIP 51578 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 51578 is 150 people (ACS 2023).
The median household income in ZIP code 51578 is $108,646 (ACS 2023).
The median home value in ZIP 51578 is $94,500 (ACS 2023).
About ZIP Code 51578

ZIP code 51578 is located in Westphalia, Iowa, within Shelby County. With a population of 150, this is a sparsely populated ZIP code with an older community — the median age is 58.9 years. Economically, 51578 is a upper-middle-income ZIP code: the median household income of $108,646 is above the national average.

Real estate in ZIP code 51578 represents one of the more affordable housing markets in the country. The median home value of $94,500 is well below the national average. Homeownership is strong here — 84.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 60% since 2019.

The population of 51578 is primarily White (100.00%). Residents are less-educated — 17.7% hold a bachelor's degree or higher, which is well below the national average. Poverty affects a relatively small share of residents at 4.7%. Household income has grown by 15% since 2019.

As in most parts of the country, driving alone is the dominant commute mode at 96%.

Overall, ZIP code 51578 in Westphalia, IA is characterized as upper-middle-income, less-educated, an older community, and predominantly owner-occupied. With 150 residents, a median household income of $108,646, and a median home value of $94,500, it offers a clear picture of life in this part of Iowa.