51446 Zip Code

April 23, 2024

Zip Code:	51446
City/Town:	Irwin
State:	Iowa

Population:	511
Per Capita Income:	$18,071
Mean Household Income:	$44,324

Total Housing Units:	238
Median Home Value:	$49,700
Median Year Homes Built:	1944

Land Area:	34.9 sq miles 90.3 sq kilometers
Water Area:	0.0 sq miles 0.0 sq kilometers

Population Information (51446 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Total Population:

511

Male:

251

49.1%

49.2%

Female:

260

50.9%

50.8%

Median Age:

50.5 yrs

37.2 yrs

Under 5 years:

3.7%

6.5%

5 to 9 years:

4.9%

6.6%

10 to 19 years:

11.5%

13.8%

20 to 29 years:

5.9%

13.8%

30 to 39 years:

11.5%

13.0%

40 to 49 years:

11.0%

14.2%

50 to 59 years:

16.0%

13.6%

60 to 69 years:

14.1%

9.4%

70 to 79 years:

13.1%

5.4%

80 years and over:

7.6%

3.7%

Housing Information (51446 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Median home value:

$49,700

$119,600

Median year homes build:

1944

1971

Median real estate taxes:

$381 / yr.

$1,334 / yr.

Median rent:

$165 / mo.

$519 / mo.

Total households:

238

Family households:

150

63.0%

66.4%

Nonfamily households:

37.0%

33.6%

Households with individuals under 18 years:

22.7%

33.4%

Households with individuals 65 years and over:

41.6%

24.9%

Average household size:

2.2

Average family size:

2.7

Total housing units:

267

Occupied housing units:

238

89.1%

88.6%

Vacant housing units:

10.9%

11.4%

For rent:

2.2%

3.1%

Rented, not occupied:

0.0%

0.2%

For sale only:

1.9%

1.4%

Sold, not occupied:

0.7%

0.3%

For seasonal, recreational, or occasional use:

0.4%

3.5%

All other vacants:

5.6%

2.8%

Homeowner vacancy rate:

2.5%

2.4%

Rental vacancy rate:

11.5%

9.2%

Owner-occupied housing units:

192

Population in owner-occupied housing units:

419

Average household size of owner-occupied units:

2.2

2.65

Renter-occupied housing units:

Population in renter-occupied housing units:

Average household size of renter-occupied units:

2.0

2.44

Educational Attainment (51446 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Population 25 years and over

398

Less than 9th grade:

4.8%

6.2%

9th to 12th grade, no diploma:

7.0%

8.7%

High school graduate (includes equivalency):

197

49.5%

29.0%

Some college, no degree:

18.1%

20.6%

Associate degree:

4.0%

7.5%

Bachelor's degree:

11.6%

17.6%

Graduate or professional degree:

5.0%

10.3%

Percent high school graduate or higher:

88.2%

85.0%

Percent bachelor's degree or higher:

16.6%

27.9%

Income Information (51446 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Mean household income:

$0 / yr.

$70,883

Per capita income:

$0 / yr.

$27,334

Males 15 years and over with income:

226

44.2%

50.4%

Median income:

$23,409 / yr.

$27,932 / yr.

Full-time, year-round workers:

114

22.3%

59.7%

Median income:

$29,219 / yr.

$38,349 / yr.

Females 15 years and over with income:

212

41.5%

49.6%

Median income:

$13,077 / yr.

$16,327 / yr.

Full-time, year-round workers:

10.6%

40.3%

Median income:

$20,417 / yr.

$28,135 / yr.

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