Zip code 50631: Frederika, Iowa

Q: What city is zip code 50631?

50631 is assigned to Frederika, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 50631 in?

50631 is in Bremer County, Iowa.

Q: What is the population of 50631?

About 225 people live in 50631, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 50631?

The median household income in 50631 is $58,750.

Q: What zip codes are near 50631?

The closest zip codes to 50631 are 50676, 50630, 50666, 50674, 50677.

Residential delivery areaBremer CountyCentral Time

Population

225

Small sample: rough estimates

Median household income

$59K

U.S. $81K

Median home value

$99K

U.S. $333K

Median rent

$667/mo

U.S. $1,413

Median age

40.5

U.S. 38.9

Land area

0.2 sq mi

1,216 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 50631

50631 is a suburban zip code in Frederika, Iowa (Bremer County), covering 0.2 sq mi of land. About 225 people live here, or 1,216 per square mile. The median resident is 40.5 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.

The median household earns $58,750 a year, 27% below the national median of $80,734. 14.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $98,800, or 1.7 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 84% of occupied homes are lived in by their owners, and renters pay a median of $667 a month.

13% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 35.2 minutes each way, and 8% of workers work from home. The most common jobs among working residents are in healthcare; construction and repair; and management.

How 50631 compares

Sorted from highest to lowest national percentile

Only about 225 people live here, so these survey estimates have wide margins of error.

Housing vacancy29.5%
98th
U.S. 10.1% · IA 8.5%34th of 909 in IA
Healthcare workers16.1%
97th
U.S. 9.7% · IA 9.2%56th of 911 in IA
Average commute35.2 min
91st
WeaknessU.S. 26.4 min · IA 19.8 min42nd of 902 in IA
Broadband access96.5%
89th
StrengthU.S. 91% · IA 88.9%46th of 909 in IA
Homeownership rate83.7%
86th
StrengthU.S. 65.2% · IA 71.7%384th of 909 in IA
Self-employed workers11.3%
72nd
U.S. 10% · IA 10.2%563rd of 911 in IA
Unemployment rate6.1%
70th
U.S. 5.2% · IA 3.6%111th of 911 in IA
Poverty rate14.7%
68th
U.S. 12.5% · IA 11.1%167th of 909 in IA
Residents under 1824%
67th
U.S. 22% · IA 22.9%385th of 911 in IA
Government workers16.1%
66th
U.S. 14.5% · IA 14.5%281st of 911 in IA
Median age40.5
61st
U.S. 38.9 · IA 38.6571st of 911 in IA
Uninsured rate6.7%
49th
U.S. 8.4% · IA 5%181st of 911 in IA
Population density1,216/sq mi
47th
U.S. 95/sq mi · IA 58/sq mi50th of 911 in IA
Veterans4.1%
27th
U.S. 6.2% · IA 6.5%766th of 911 in IA
Median earnings per worker$41,250
25th
U.S. $49,666 · IA $47,712730th of 910 in IA
Work from home8.1%
23rd
U.S. 15.1% · IA 11.3%490th of 911 in IA
Median household income$58,750
19th
WeaknessU.S. $80,734 · IA $75,059772nd of 896 in IA
Residents 65 and older11.6%
15th
U.S. 17.2% · IA 18.1%841st of 911 in IA
Per capita income$26,067
10th
WeaknessU.S. $44,673 · IA $40,877875th of 911 in IA
Bachelor's degree or higher12.8%
6th
WeaknessU.S. 35.7% · IA 31.4%762nd of 911 in IA
Rent-burdened renters28.6%
4th
StrengthU.S. 51.1% · IA 43.9%524th of 882 in IA
Diversity index9.4
3rd
U.S. 61.4 · IA 31.4613th of 911 in IA
Median home value$98,800
2nd
U.S. $332,700 · IA $208,000779th of 881 in IA
Median gross rent$667
2nd
U.S. $1,413 · IA $972624th of 771 in IA
Population225
1st
U.S. 334,922,499 · IA 3,210,507839th of 911 in IA
Foreign-born residents0%
1st
U.S. 14.1% · IA 5.9%712th of 911 in IA
Tech workers0%
1st
U.S. 3.8% · IA 2.9%627th of 911 in IA
Income inequality (Gini)0.327
1st
StrengthU.S. 0.483 · IA 0.444790th of 908 in IA

Measure	50631	Bremer	IA	U.S.	National percentile	Rank in IA
Housing vacancy	29.5%	8.2%	8.5%	10.1%	98th	34th of 909
Healthcare workers	16.1%	10.3%	9.2%	9.7%	97th	56th of 911
Average commuteWeakness	35.2 min	20.1 min	19.8 min	26.4 min	91st	42nd of 902
Broadband accessStrength	96.5%	92.6%	88.9%	91%	89th	46th of 909
Homeownership rateStrength	83.7%	79.7%	71.7%	65.2%	86th	384th of 909
Self-employed workers	11.3%	11.4%	10.2%	10%	72nd	563rd of 911
Unemployment rate	6.1%	3.3%	3.6%	5.2%	70th	111th of 911
Poverty rate	14.7%	7.3%	11.1%	12.5%	68th	167th of 909
Residents under 18	24%	22.4%	22.9%	22%	67th	385th of 911
Government workers	16.1%	14.2%	14.5%	14.5%	66th	281st of 911
Median age	40.5	39	38.6	38.9	61st	571st of 911
Uninsured rate	6.7%	2.2%	5%	8.4%	49th	181st of 911
Population density	1,216/sq mi	58/sq mi	58/sq mi	95/sq mi	47th	50th of 911
Veterans	4.1%	6.3%	6.5%	6.2%	27th	766th of 911
Median earnings per worker	$41,250	$51,062	$47,712	$49,666	25th	730th of 910
Work from home	8.1%	11.3%	11.3%	15.1%	23rd	490th of 911
Median household incomeWeakness	$58,750	$86,784	$75,059	$80,734	19th	772nd of 896
Residents 65 and older	11.6%	19.8%	18.1%	17.2%	15th	841st of 911
Per capita incomeWeakness	$26,067	$43,033	$40,877	$44,673	10th	875th of 911
Bachelor's degree or higherWeakness	12.8%	36.2%	31.4%	35.7%	6th	762nd of 911
Rent-burdened rentersStrength	28.6%	33.2%	43.9%	51.1%	4th	524th of 882
Diversity index	9.4	14.7	31.4	61.4	3rd	613th of 911
Median home value	$98,800	$219,600	$208,000	$332,700	2nd	779th of 881
Median gross rent	$667	$921	$972	$1,413	2nd	624th of 771
Population	225	25,204	3,210,507	334,922,499	1st	839th of 911
Foreign-born residents	0%	1.6%	5.9%	14.1%	1st	712th of 911
Tech workers	0%	2.4%	2.9%	3.8%	1st	627th of 911
Income inequality (Gini)Strength	0.327	0.427	0.444	0.483	1st	790th of 908

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

16%

5–17

10%

18–24

25–34

19%

35–44

16%

45–54

12%

55–64

65–74

75+

Median age

40.5

Under 18

24%

65 and over

11.6%

Race and ethnicity

White95%
Black1%
Hispanic0.9%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial3%

Diversity index

9.4

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

86.2%

Language spoken at home (households)

English only

95%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 86
Average household size: 2.6
Family households: 59.3%
Married couples: 52.3%
Living alone: 31.4%
Veterans (of adults): 4.1%
Male / female: 56% / 44%

Income and poverty

Household income distribution

<$25k

20%

$25–50k

23%

$50–75k

19%

$75–100k

20%

$100–150k

19%

$150–200k

$200k+

Median household income

50631

$58,750

Bremer Co.

$86,784

Iowa

$75,059

United States

$80,734

Per capita income

$26,067

U.S. $44,673

Poverty rate

14.7%

U.S. 12.5%

Households earning $150K+

U.S. 23%

Income inequality (Gini)

0.327

U.S. 0.483

Housing

Median home value

50631

$98,800

Bremer Co.

$219,600

Iowa

$208,000

United States

$332,700

Median gross rent

50631

$667

Bremer Co.

$921

Iowa

$972

United States

$1,413

Types of housing

Single-family

94%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 122
Owner-occupied: 83.7%
Vacant: 29.5%
Median year built: 1948
Median rooms: 5.1
Renters paying 30%+ of income: 28.6%
Renters paying 50%+ of income: 7.1%
Home value to income: 1.7× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

81%

Carpooled

10%

Transit

0.8%

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

10–19

38%

20–29

16%

30–44

20%

45–59

18%

60+

Average commute

35.2 min

U.S. 26.4 min

Unemployment

6.1%

U.S. 5.2%

In labor force

75.4%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Healthcare

16%

Construction and repair

16%

Management

11%

Office and admin

11%

Production

Engineering and science

Food service

Cleaning and personal care

Transportation and moving

Farming, fishing and forestry

Education

Business and finance

Sales

Computer and math

Legal and social services

Arts, media and sports

Police and fire

Industries

Construction

24%

Health care and social assistance

20%

Manufacturing

19%

Restaurants and hotels

Agriculture and mining

Public administration

Transportation, warehousing and utilities

Other services

Retail

Finance, insurance and real estate

Admin, support and management

Education

0.8%

Professional and technical services

Wholesale

Information

Arts and recreation

Median earnings per worker

$41,250

U.S. $49,666

Self-employed

11.3%

U.S. 10%

Government workers

16.1%

U.S. 14.5%

Nonprofit workers

3.2%

U.S. 8.8%

Median earnings by type of work

Type of work	50631	U.S.
Management, business, science and arts	$47,273	$74,888
Service	$30,694	$26,804
Sales and office	$31,875	$40,476
Construction and maintenance	$35,833	$49,199
Production and transportation	$43,500	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

27%

Some college

32%

Associate's

21%

Bachelor's

11%

Graduate

High school graduate or higher: 93.2%
Bachelor's degree or higher: 12.8%
Graduate or professional degree: 2%
Households with broadband: 96.5%
Cable, fiber or DSL: 62.8%
No internet access: 3.5%
Without health insurance: 6.7%
Limited-English households: 2.3%

Geography

City (USPS): Frederika
State: Iowa
County: Bremer County
Center point: 42.8852° N, 92.3095° W
Land area: 0.2 sq mi
Water area: 0.1 sq mi
Time zone: Central Time (UTC-6, UTC-5 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Frederika79% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 50631

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
50676	Tripoli, IA	6.1 mi	2,017	$87,115	$154,500
50630	Fredericksburg, IA	7 mi	1,372	$71,518	$198,900
50666	Plainfield, IA	10 mi	753	$79,867	$203,700
50674	Sumner, IA	10 mi	3,446	$72,794	$174,100
50677	Waverly, IA	11 mi	12,673	$85,633	$232,800
50645	Ionia, IA	12 mi	1,193	$64,408	$114,600
50658	Nashua, IA	12 mi	2,450	$71,936	$155,100
50668	Readlyn, IA	14 mi	1,216	$85,956	$174,000
50659	New Hampton, IA	15 mi	5,688	$78,153	$206,900
50622	Denver, IA	15 mi	3,549	$95,089	$254,100
50681	Westgate, IA	17 mi	481	$73,333	$112,500
50661	North Washington, IA · PO box	17 mi	—	—	—

Questions about 50631

What city is zip code 50631?

50631 is assigned to Frederika, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 50631 in?

50631 is in Bremer County, Iowa.

What is the population of 50631?

About 225 people live in 50631, according to the Census Bureau's American Community Survey.

What time zone is 50631 in?

50631 is in Central Time.

What is the median household income in 50631?

The median household income in 50631 is $58,750.

What zip codes are near 50631?

The closest zip codes to 50631 are 50676, 50630, 50666, 50674, 50677.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 50631, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.