US ZIP Code
50631

Frederika, IA

Bremer County  ·  Iowa

● Active
👥 198 Population
💰 $47,813 Median HH Income
▼ 37% below avg
🎂 45.5 Median Age
🏠 $100,500 Median Home Value
▼ 64% below avg
🎓 30.1% College Grads
▼ 22% below avg
📊 7.3% Unemployment
▲ 50% above avg
ZIP Code Details
ZIP Code50631
CityFrederika
StateIowa (IA)
CountyBremer County
Area Code319
Elevation1,045 ft
Latitude42.885148
Longitude-92.309518
TimezoneChicago (DST)
FIPS19017
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 53.5% (106) Female 46.5% (92) ♀

Race & Ethnicity

White: 95%Hispanic: 2%Other: 3%Race
White95.0%
Hispanic2.0%
Other3.0%

Age Breakdown

Under 5
4%
5–17
14%
18–24
16%
25–44
15%
45–64
30%
65+
7%

Key Indicators

Median Age45.5 yrs
Avg Household Size2.18
Below Poverty17.7% ▲ 77% above avg
College Grads30.1% ▼ 22% below avg
Unemployment7.3% ▲ 50% above avg
No HS Diploma5 (4.1%)
HS Graduate36 (29.3%)
Some College24 (19.5%)
Associates21 (17.1%)
Bachelors24 (19.5%)
Graduate Degree13 (10.6%)

Education

No HS: 4.1%HS Grad: 29.3%Some College: 19.5%Associates: 17.1%Bachelors: 19.5%Graduate: 10.6%Edu
No HS4.1%
HS Grad29.3%
Some College19.5%
Associates17.1%
Bachelors19.5%
Graduate10.6%
Housing & Income

Housing Tenure

Owner: 89%Renter: 11%Tenure
Owner89.0%
Renter11.0%

Home Value Distribution

Under $50k
9%
$50k–100k
32%
$100k–150k
24%
$150k–200k
17%
$200k–300k
13%
$300k–500k
2%
Over $500k
2%

Financials

Median HH Income$47,813 ▼ 37% below avg
Median Home Value$100,500 ▼ 64% below avg
Home/Income Ratio2.1x (nat avg ~3.5x)
Total Units116
Vacant Units25
Avg HH Size2.18

Income Distribution

Under $25k
27%
$25k–50k
27%
$50k–75k
17%
$75k–100k
16%
$100k–150k
14%
Employment & Commute

How People Get to Work

Drove Alone
97%
Public Transit
2%
Work From Home
1%

Commute Time

Under 15 min
26%
15–30 min
27%
30–45 min
16%
Over 45 min
31%
Housing Stock

Year Built

Before 1940
8%
1940s–1950s
9%
1960s–1970s
21%
1980s–1990s
4%
2000+
59%

Summary

Total Units116
Vacant25
Owner Occupied89.0%
Renter Occupied11.0%
Avg HH Size2.18
Frequently Asked Questions
ZIP code 50631 is in Frederika, IA, in Bremer County.
ZIP code 50631 is located in Iowa (IA).
ZIP code 50631 is in Bremer County, IA.
ZIP 50631 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 50631 is 198 people (ACS 2023).
The median household income in ZIP code 50631 is $47,813 (ACS 2023).
The median home value in ZIP 50631 is $100,500 (ACS 2023).
About ZIP Code 50631

ZIP code 50631 is located in Frederika, Iowa, within Bremer County. With a population of 198, this is a sparsely populated ZIP code with a mature community — the median age is 45.5 years. Economically, 50631 is a working-class ZIP code: the median household income of $47,813 is below the national average.

Real estate in ZIP code 50631 represents one of the more affordable housing markets in the country. The median home value of $100,500 is well below the national average. Homeownership is strong here — 89.0% of occupied units are owner-occupied, suggesting an established, stable residential community.

The population of 50631 is primarily White (94.95%). Residents are moderately educated — 30.1% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 17.7%.

The unemployment rate in 50631 stands at 7.3%, which is significantly above the national average. As in most parts of the country, driving alone is the dominant commute mode at 87%.

Overall, ZIP code 50631 in Frederika, IA is characterized as working-class, moderately educated, a mature community, and predominantly owner-occupied. With 198 residents, a median household income of $47,813, and a median home value of $100,500, it offers a clear picture of life in this part of Iowa.