Zip code 50431: Coulter, Iowa

Q: What city is zip code 50431?

50431 is assigned to Coulter, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 50431 in?

50431 is in Franklin County, Iowa.

Q: What is the population of 50431?

About 228 people live in 50431, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 50431?

The median household income in 50431 is $62,917.

Q: What zip codes are near 50431?

The closest zip codes to 50431 are 50452, 50420, 50441, 50071, 50470.

Residential delivery areaFranklin CountyCentral Time

Population

228

Small sample: rough estimates

Median household income

$63K

U.S. $81K

Median home value

$90K

U.S. $333K

Median rent

$693/mo

U.S. $1,413

Median age

34.2

U.S. 38.9

Land area

0.8 sq mi

305 people/sq mi

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

About 50431

50431 is a small-town zip code in Coulter, Iowa (Franklin County), covering 0.8 sq mi of land. About 228 people live here, or 305 per square mile. The median resident is 34.2 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 $62,917 a year, 22% below the national median of $80,734. 16.7% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $90,000, or 1.4 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 74% of occupied homes are lived in by their owners, and renters pay a median of $693 a month.

11% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 22.5 minutes each way, and 6% of workers work from home. The most common jobs among working residents are in office and administrative support; transportation and moving goods; and management. 26% of households speak a language other than English at home, most often Spanish.

How 50431 compares

Sorted from highest to lowest national percentile

Only about 228 people live here, so these survey estimates have wide margins of error.

Residents under 1838.6%
99th
U.S. 22% · IA 22.9%17th of 911 in IA
Government workers27.5%
97th
U.S. 14.5% · IA 14.5%31st of 911 in IA
Housing vacancy22.9%
95th
U.S. 10.1% · IA 8.5%60th of 909 in IA
Self-employed workers13.2%
84th
U.S. 10% · IA 10.2%471st of 911 in IA
Poverty rate16.7%
75th
U.S. 12.5% · IA 11.1%125th of 909 in IA
Uninsured rate9.2%
67th
U.S. 8.4% · IA 5%103rd of 911 in IA
Homeownership rate73.8%
63rd
U.S. 65.2% · IA 71.7%709th of 909 in IA
Foreign-born residents13.6%
61st
U.S. 14.1% · IA 5.9%34th of 911 in IA
Diversity index51.6
55th
U.S. 61.4 · IA 31.428th of 911 in IA
Median earnings per worker$48,438
51st
U.S. $49,666 · IA $47,712399th of 910 in IA
Income inequality (Gini)0.431
46th
U.S. 0.483 · IA 0.444266th of 908 in IA
Rent-burdened renters45%
29th
U.S. 51.1% · IA 43.9%255th of 882 in IA
Population density305/sq mi
26th
U.S. 95/sq mi · IA 58/sq mi113th of 911 in IA
Average commute22.5 min
26th
U.S. 26.4 min · IA 19.8 min476th of 902 in IA
Median household income$62,917
25th
U.S. $80,734 · IA $75,059688th of 896 in IA
Healthcare workers7.7%
23rd
U.S. 9.7% · IA 9.2%515th of 911 in IA
Median age34.2
16th
U.S. 38.9 · IA 38.6819th of 911 in IA
Residents 65 and older11.8%
16th
U.S. 17.2% · IA 18.1%837th of 911 in IA
Work from home5.6%
10th
U.S. 15.1% · IA 11.3%657th of 911 in IA
Per capita income$24,881
8th
WeaknessU.S. $44,673 · IA $40,877889th of 911 in IA
Veterans2.1%
7th
U.S. 6.2% · IA 6.5%879th of 911 in IA
Median gross rent$693
3rd
U.S. $1,413 · IA $972589th of 771 in IA
Bachelor's degree or higher10.6%
3rd
WeaknessU.S. 35.7% · IA 31.4%808th of 911 in IA
Unemployment rate1.1%
2nd
StrengthU.S. 5.2% · IA 3.6%635th of 911 in IA
Broadband access75%
2nd
WeaknessU.S. 91% · IA 88.9%853rd of 909 in IA
Population228
1st
U.S. 334,922,499 · IA 3,210,507837th of 911 in IA
Median home value$90,000
1st
U.S. $332,700 · IA $208,000819th of 881 in IA
Tech workers0%
1st
U.S. 3.8% · IA 2.9%717th of 911 in IA

Measure	50431	Franklin	IA	U.S.	National percentile	Rank in IA
Residents under 18	38.6%	24.1%	22.9%	22%	99th	17th of 911
Government workers	27.5%	13.4%	14.5%	14.5%	97th	31st of 911
Housing vacancy	22.9%	9.9%	8.5%	10.1%	95th	60th of 909
Self-employed workers	13.2%	15%	10.2%	10%	84th	471st of 911
Poverty rate	16.7%	13.6%	11.1%	12.5%	75th	125th of 909
Uninsured rate	9.2%	10%	5%	8.4%	67th	103rd of 911
Homeownership rate	73.8%	72.4%	71.7%	65.2%	63rd	709th of 909
Foreign-born residents	13.6%	8.5%	5.9%	14.1%	61st	34th of 911
Diversity index	51.6	32.9	31.4	61.4	55th	28th of 911
Median earnings per worker	$48,438	$47,280	$47,712	$49,666	51st	399th of 910
Income inequality (Gini)	0.431	0.456	0.444	0.483	46th	266th of 908
Rent-burdened renters	45%	33%	43.9%	51.1%	29th	255th of 882
Population density	305/sq mi	17/sq mi	58/sq mi	95/sq mi	26th	113th of 911
Average commute	22.5 min	20.5 min	19.8 min	26.4 min	26th	476th of 902
Median household income	$62,917	$59,894	$75,059	$80,734	25th	688th of 896
Healthcare workers	7.7%	6.5%	9.2%	9.7%	23rd	515th of 911
Median age	34.2	42.7	38.6	38.9	16th	819th of 911
Residents 65 and older	11.8%	21.6%	18.1%	17.2%	16th	837th of 911
Work from home	5.6%	7.9%	11.3%	15.1%	10th	657th of 911
Per capita incomeWeakness	$24,881	$33,597	$40,877	$44,673	8th	889th of 911
Veterans	2.1%	6.8%	6.5%	6.2%	7th	879th of 911
Median gross rent	$693	$696	$972	$1,413	3rd	589th of 771
Bachelor's degree or higherWeakness	10.6%	19.4%	31.4%	35.7%	3rd	808th of 911
Unemployment rateStrength	1.1%	3.8%	3.6%	5.2%	2nd	635th of 911
Broadband accessWeakness	75%	84.1%	88.9%	91%	2nd	853rd of 909
Population	228	9,956	3,210,507	334,922,499	1st	837th of 911
Median home value	$90,000	$124,100	$208,000	$332,700	1st	819th of 881
Tech workers	0%	1.2%	2.9%	3.8%	1st	717th of 911

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

15%

Under 5

24%

5–17

18–24

10%

25–34

14%

35–44

10%

45–54

12%

55–64

65–74

75+

Median age

34.2

Under 18

38.6%

65 and over

11.8%

Race and ethnicity

White51%
Black0%
Hispanic47%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial2%

Diversity index

51.6

U.S. 61.4

Foreign-born

13.6%

U.S. 14.1%

Born in state

66.2%

Language spoken at home (households)

English only

74%

Spanish

26%

Other Indo-European

Asian / Pacific

Other

Households

Households: 84
Average household size: 2.7
Family households: 70.2%
Married couples: 46.4%
Living alone: 29.8%
Veterans (of adults): 2.1%
Male / female: 56% / 44%

Income and poverty

Household income distribution

<$25k

30%

$25–50k

19%

$50–75k

15%

$75–100k

14%

$100–150k

15%

$150–200k

$200k+

Median household income

50431

$62,917

Franklin Co.

$59,894

Iowa

$75,059

United States

$80,734

Per capita income

$24,881

U.S. $44,673

Poverty rate

16.7%

U.S. 12.5%

Households earning $150K+

U.S. 23%

Income inequality (Gini)

0.431

U.S. 0.483

Housing

Median home value

50431

$90,000

Franklin Co.

$124,100

Iowa

$208,000

United States

$332,700

Median gross rent

50431

$693

Franklin Co.

$696

Iowa

$972

United States

$1,413

Types of housing

Single-family

88%

2–4 units

12%

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 109
Owner-occupied: 73.8%
Vacant: 22.9%
Median year built: 1944
Median rooms: 5.8
Renters paying 30%+ of income: 45%
Renters paying 50%+ of income: 35%
Home value to income: 1.4× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

83%

Carpooled

Transit

Walked

Bicycle

Worked from home

Other

Commute time (one way)

<10 min

34%

10–19

38%

20–29

30–44

16%

45–59

60+

Average commute

22.5 min

U.S. 26.4 min

Unemployment

1.1%

U.S. 5.2%

In labor force

62.2%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

29%

Transportation and moving

12%

Management

11%

Farming, fishing and forestry

Legal and social services

Healthcare

Construction and repair

Production

Cleaning and personal care

Sales

Business and finance

Computer and math

Engineering and science

Education

Arts, media and sports

Police and fire

Food service

Industries

Manufacturing

20%

Agriculture and mining

14%

Construction

13%

Health care and social assistance

10%

Finance, insurance and real estate

10%

Public administration

10%

Transportation, warehousing and utilities

Professional and technical services

Retail

Other services

Wholesale

Information

Education

Restaurants and hotels

Admin, support and management

Arts and recreation

Median earnings per worker

$48,438

U.S. $49,666

Self-employed

13.2%

U.S. 10%

Government workers

27.5%

U.S. 14.5%

Nonprofit workers

6.6%

U.S. 8.8%

Median earnings by type of work

Type of work	50431	U.S.
Management, business, science and arts	$70,625	$74,888
Service	$47,750	$26,804
Sales and office	$48,125	$40,476
Construction and maintenance	$39,688	$49,199
Production and transportation	$58,750	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

10%

High school

57%

Some college

19%

Associate's

Bachelor's

11%

Graduate

High school graduate or higher: 90.2%
Bachelor's degree or higher: 10.6%
Graduate or professional degree: 0%
Households with broadband: 75%
Cable, fiber or DSL: 36.9%
No internet access: 25%
Without health insurance: 9.2%
Limited-English households: 10.7%

Geography

City (USPS): Coulter
State: Iowa
County: Franklin County
Center point: 42.7365° N, 93.3699° W
Land area: 0.8 sq mi
Water area: under 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

Coulter100% of zip

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

Zip codes near 50431

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
50452	Latimer, IA	3.1 mi	946	$66,250	$120,200
50420	Alexander, IA	6.5 mi	473	$76,250	$101,600
50441	Hampton, IA	7.6 mi	5,450	$49,910	$127,100
50071	Dows, IA	9.2 mi	847	$83,036	$74,100
50470	Rowan, IA	9.4 mi	287	$72,542	$69,300
50041	Bradford, IA	9.4 mi	51	—	—
50427	Chapin, IA	10 mi	137	$73,091	$94,000
50227	Popejoy, IA	10 mi	107	$38,611	$83,500
50475	Sheffield, IA	13 mi	1,446	$70,938	$165,300
50633	Geneva, IA	13 mi	423	$71,775	$96,300
50457	Meservey, IA	14 mi	463	$47,250	$90,800
50101	Galt, IA	14 mi	57	$173,542	$45,000

Questions about 50431

What city is zip code 50431?

50431 is assigned to Coulter, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 50431 in?

50431 is in Franklin County, Iowa.

What is the population of 50431?

About 228 people live in 50431, according to the Census Bureau's American Community Survey.

What time zone is 50431 in?

50431 is in Central Time.

What is the median household income in 50431?

The median household income in 50431 is $62,917.

What zip codes are near 50431?

The closest zip codes to 50431 are 50452, 50420, 50441, 50071, 50470.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 50431, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.