Zip code 51446: Irwin, Iowa

Q: What city is zip code 51446?

51446 is assigned to Irwin, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 51446 in?

51446 is in Shelby County, Iowa.

Q: What is the population of 51446?

About 499 people live in 51446, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 51446?

The median household income in 51446 is $62,750.

Q: What zip codes are near 51446?

The closest zip codes to 51446 are 51447, 51454, 51527, 51432, 51543.

Residential delivery areaShelby CountyCentral Time

Population

499

Small sample: rough estimates

Median household income

$63K

U.S. $81K

Median home value

$91K

U.S. $333K

Median rent

$705/mo

U.S. $1,413

Median age

50.3

U.S. 38.9

Land area

36 sq mi

14 people/sq mi

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

About 51446

51446 is a rural zip code in Irwin, Iowa (Shelby County), covering 36 sq mi of land. About 499 people live here, or 14 per square mile. The median resident is 50.3 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 $62,750 a year, 22% below the national median of $80,734. 10.9% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $91,400, or 1.5 years of median household income (U.S.: 4.1 years), which makes homes relatively affordable for local earners. 87% of occupied homes are lived in by their owners, and renters pay a median of $705 a month.

30% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25 minutes each way, and 9% of workers work from home. The most common jobs among working residents are in sales; office and administrative support; and management. 16% of them are self-employed (U.S.: 10%).

How 51446 compares

Sorted from highest to lowest national percentile

Only about 499 people live here, so these survey estimates have wide margins of error.

Income inequality (Gini)0.587
99th
WeaknessU.S. 0.483 · IA 0.4448th of 908 in IA
Median age50.3
95th
U.S. 38.9 · IA 38.6170th of 911 in IA
Veterans11.9%
94th
U.S. 6.2% · IA 6.5%79th of 911 in IA
Residents 65 and older26.5%
94th
U.S. 17.2% · IA 18.1%177th of 911 in IA
Homeownership rate87.4%
93rd
StrengthU.S. 65.2% · IA 71.7%251st of 909 in IA
Self-employed workers15.9%
93rd
U.S. 10% · IA 10.2%328th of 911 in IA
Government workers20%
84th
U.S. 14.5% · IA 14.5%138th of 911 in IA
Per capita income$54,812
79th
U.S. $44,673 · IA $40,87756th of 911 in IA
Median earnings per worker$52,625
63rd
U.S. $49,666 · IA $47,712224th of 910 in IA
Poverty rate10.9%
50th
U.S. 12.5% · IA 11.1%304th of 909 in IA
Bachelor's degree or higher30%
46th
U.S. 35.7% · IA 31.4%170th of 911 in IA
Average commute25 min
43rd
U.S. 26.4 min · IA 19.8 min327th of 902 in IA
Broadband access90.9%
40th
U.S. 91% · IA 88.9%321st of 909 in IA
Residents under 1821%
40th
U.S. 22% · IA 22.9%592nd of 911 in IA
Housing vacancy5.3%
36th
U.S. 10.1% · IA 8.5%666th of 909 in IA
Work from home9.2%
29th
U.S. 15.1% · IA 11.3%431st of 911 in IA
Median household income$62,750
25th
U.S. $80,734 · IA $75,059690th of 896 in IA
Rent-burdened renters42.9%
23rd
U.S. 51.1% · IA 43.9%285th of 882 in IA
Uninsured rate2.8%
11th
StrengthU.S. 8.4% · IA 5%556th of 911 in IA
Healthcare workers6.5%
11th
U.S. 9.7% · IA 9.2%639th of 911 in IA
Foreign-born residents1.4%
8th
U.S. 14.1% · IA 5.9%397th of 911 in IA
Diversity index11.5
5th
U.S. 61.4 · IA 31.4528th of 911 in IA
Median gross rent$705
3rd
U.S. $1,413 · IA $972571st of 771 in IA
Population density14/sq mi
2nd
U.S. 95/sq mi · IA 58/sq mi638th of 911 in IA
Median home value$91,400
2nd
U.S. $332,700 · IA $208,000817th of 881 in IA
Population499
1st
U.S. 334,922,499 · IA 3,210,507676th of 911 in IA
Unemployment rate0.4%
1st
StrengthU.S. 5.2% · IA 3.6%758th of 911 in IA
Tech workers0%
1st
U.S. 3.8% · IA 2.9%860th of 911 in IA

Measure	51446	Shelby	IA	U.S.	National percentile	Rank in IA
Income inequality (Gini)Weakness	0.587	0.447	0.444	0.483	99th	8th of 908
Median age	50.3	44.3	38.6	38.9	95th	170th of 911
Veterans	11.9%	8.6%	6.5%	6.2%	94th	79th of 911
Residents 65 and older	26.5%	23.1%	18.1%	17.2%	94th	177th of 911
Homeownership rateStrength	87.4%	77.8%	71.7%	65.2%	93rd	251st of 909
Self-employed workers	15.9%	15.1%	10.2%	10%	93rd	328th of 911
Government workers	20%	15.4%	14.5%	14.5%	84th	138th of 911
Per capita income	$54,812	$40,510	$40,877	$44,673	79th	56th of 911
Median earnings per worker	$52,625	$48,259	$47,712	$49,666	63rd	224th of 910
Poverty rate	10.9%	7.6%	11.1%	12.5%	50th	304th of 909
Bachelor's degree or higher	30%	24.1%	31.4%	35.7%	46th	170th of 911
Average commute	25 min	18.5 min	19.8 min	26.4 min	43rd	327th of 902
Broadband access	90.9%	88.3%	88.9%	91%	40th	321st of 909
Residents under 18	21%	22.9%	22.9%	22%	40th	592nd of 911
Housing vacancy	5.3%	10.3%	8.5%	10.1%	36th	666th of 909
Work from home	9.2%	12.8%	11.3%	15.1%	29th	431st of 911
Median household income	$62,750	$72,738	$75,059	$80,734	25th	690th of 896
Rent-burdened renters	42.9%	51.1%	43.9%	51.1%	23rd	285th of 882
Uninsured rateStrength	2.8%	2.3%	5%	8.4%	11th	556th of 911
Healthcare workers	6.5%	9.1%	9.2%	9.7%	11th	639th of 911
Foreign-born residents	1.4%	1.6%	5.9%	14.1%	8th	397th of 911
Diversity index	11.5	16.4	31.4	61.4	5th	528th of 911
Median gross rent	$705	$783	$972	$1,413	3rd	571st of 771
Population density	14/sq mi	20/sq mi	58/sq mi	95/sq mi	2nd	638th of 911
Median home value	$91,400	$164,000	$208,000	$332,700	2nd	817th of 881
Population	499	11,778	3,210,507	334,922,499	1st	676th of 911
Unemployment rateStrength	0.4%	3.2%	3.6%	5.2%	1st	758th of 911
Tech workers	0%	1.4%	2.9%	3.8%	1st	860th 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

Under 5

16%

5–17

13%

18–24

25–34

35–44

11%

45–54

16%

55–64

14%

65–74

12%

75+

Median age

50.3

Under 18

21%

65 and over

26.5%

Race and ethnicity

White94%
Black0%
Hispanic4%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial2%

Diversity index

11.5

U.S. 61.4

Foreign-born

1.4%

U.S. 14.1%

Born in state

76%

Language spoken at home (households)

English only

100%

Spanish

0.4%

Other Indo-European

Asian / Pacific

Other

Households

Households: 231
Average household size: 2.2
Family households: 57.6%
Married couples: 51.1%
Living alone: 40.3%
Veterans (of adults): 11.9%
Male / female: 56% / 44%

Income and poverty

Household income distribution

<$25k

17%

$25–50k

25%

$50–75k

11%

$75–100k

10%

$100–150k

18%

$150–200k

$200k+

13%

Median household income

51446

$62,750

Shelby Co.

$72,738

Iowa

$75,059

United States

$80,734

Per capita income

$54,812

U.S. $44,673

Poverty rate

10.9%

U.S. 12.5%

Households earning $150K+

19%

U.S. 23%

Income inequality (Gini)

0.587

U.S. 0.483

Housing

Median home value

51446

$91,400

Shelby Co.

$164,000

Iowa

$208,000

United States

$332,700

Median gross rent

51446

$705

Shelby Co.

$783

Iowa

$972

United States

$1,413

Types of housing

Single-family

91%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 244
Owner-occupied: 87.4%
Vacant: 5.3%
Median year built: 1945
Median rooms: 6.9
Renters paying 30%+ of income: 42.9%
Renters paying 50%+ of income: 32.1%
Home value to income: 1.5× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

84%

Carpooled

Transit

Walked

Bicycle

Worked from home

Other

0.4%

Commute time (one way)

<10 min

30%

10–19

10%

20–29

37%

30–44

13%

45–59

60+

Average commute

25 min

U.S. 26.4 min

Unemployment

0.4%

U.S. 5.2%

In labor force

61.3%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Sales

15%

Office and admin

14%

Management

12%

Construction and repair

10%

Production

Education

Healthcare

Transportation and moving

Business and finance

Legal and social services

Food service

Farming, fishing and forestry

Cleaning and personal care

Computer and math

Engineering and science

Arts, media and sports

Police and fire

Industries

Education

17%

Manufacturing

15%

Agriculture and mining

15%

Retail

11%

Finance, insurance and real estate

Health care and social assistance

Transportation, warehousing and utilities

Construction

Information

Other services

Wholesale

Restaurants and hotels

Public administration

Admin, support and management

Professional and technical services

Arts and recreation

Median earnings per worker

$52,625

U.S. $49,666

Self-employed

15.9%

U.S. 10%

Government workers

20%

U.S. 14.5%

Nonprofit workers

5.7%

U.S. 8.8%

Median earnings by type of work

Type of work	51446	U.S.
Management, business, science and arts	$82,656	$74,888
Service	$6,875	$26,804
Sales and office	$54,583	$40,476
Construction and maintenance	$44,688	$49,199
Production and transportation	$32,059	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

32%

Some college

22%

Associate's

14%

Bachelor's

21%

Graduate

High school graduate or higher: 97.3%
Bachelor's degree or higher: 30%
Graduate or professional degree: 9.4%
Households with broadband: 90.9%
Cable, fiber or DSL: 77.5%
No internet access: 9.1%
Without health insurance: 2.8%
Limited-English households: 0%

Geography

City (USPS): Irwin
State: Iowa
County: Shelby County
Center point: 41.7766° N, 95.1927° W
Land area: 36 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

Irwin2% of zip

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

Zip codes near 51446

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
51447	Kirkman, IA	3.8 mi	113	$68,214	$141,700
51454	Manilla, IA	7.5 mi	1,254	$100,625	$167,400
51527	Defiance, IA	8.6 mi	362	$64,750	$123,400
51432	Aspinwall, IA	9.6 mi	45	$61,250	$85,000
51543	Kimballton, IA	10 mi	478	$72,083	$163,000
51537	Harlan, IA	10 mi	6,382	$65,000	$166,800
51578	Westphalia, IA	11 mi	116	$77,292	$97,600
51455	Manning, IA	11 mi	2,279	$76,786	$132,200
50110	Gray, IA	12 mi	29	$57,250	$45,000
51530	Earling, IA	12 mi	809	$73,750	$163,800
51531	Elk Horn, IA	14 mi	889	$59,199	$131,500
50025	Audubon, IA	14 mi	3,148	$52,438	$118,100

Questions about 51446

What city is zip code 51446?

51446 is assigned to Irwin, Iowa. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 51446 in?

51446 is in Shelby County, Iowa.

What is the population of 51446?

About 499 people live in 51446, according to the Census Bureau's American Community Survey.

What time zone is 51446 in?

51446 is in Central Time.

What is the median household income in 51446?

The median household income in 51446 is $62,750.

What zip codes are near 51446?

The closest zip codes to 51446 are 51447, 51454, 51527, 51432, 51543.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 51446, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.