21239 Zip Code

April 19, 2024

Zip Code:	21239
City/Town:	Northwood
State:	Maryland

Population:	28,793
Per Capita Income:	$24,616
Mean Household Income:	$60,683

Total Housing Units:	11,747
Median Home Value:	$77,500
Median Year Homes Built:	1956

Land Area:	3.2 sq miles 8.4 sq kilometers
Water Area:	0.0 sq miles 0.0 sq kilometers

Population Information (21239 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Total Population:

28,793

Male:

12,620

43.8%

49.2%

Female:

16,173

56.2%

50.8%

Median Age:

36.0 yrs

37.2 yrs

Under 5 years:

1,700

5.9%

6.5%

5 to 9 years:

1,545

7.2%

6.6%

10 to 19 years:

3,798

13.2%

13.8%

20 to 29 years:

5,297

18.4%

13.8%

30 to 39 years:

3,366

11.7%

13.0%

40 to 49 years:

3,782

13.1%

14.2%

50 to 59 years:

4,031

14.0%

13.6%

60 to 69 years:

2,826

9.8%

9.4%

70 to 79 years:

1,482

5.1%

5.4%

80 years and over:

966

3.4%

3.7%

Housing Information (21239 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Median home value:

$77,500

$119,600

Median year homes build:

1956

1971

Median real estate taxes:

$1,607 / yr.

$1,334 / yr.

Median rent:

$517 / mo.

$519 / mo.

Total households:

11,747

Family households:

7,003

59.6%

66.4%

Nonfamily households:

4,744

40.4%

33.6%

Households with individuals under 18 years:

3,564

30.3%

33.4%

Households with individuals 65 years and over:

2,793

23.8%

24.9%

Average household size:

2.4

Average family size:

3.0

Total housing units:

12,505

Occupied housing units:

11,747

93.9%

88.6%

Vacant housing units:

758

6.1%

11.4%

For rent:

393

3.1%

Rented, not occupied:

0.2%

For sale only:

143

1.1%

1.4%

Sold, not occupied:

0.2%

0.3%

For seasonal, recreational, or occasional use:

0.1%

3.5%

All other vacants:

151

1.2%

2.8%

Homeowner vacancy rate:

2.1%

2.4%

Rental vacancy rate:

7.2%

9.2%

Owner-occupied housing units:

6,709

Population in owner-occupied housing units:

17,170

Average household size of owner-occupied units:

2.6

2.65

Renter-occupied housing units:

5,038

Population in renter-occupied housing units:

10,822

Average household size of renter-occupied units:

2.2

2.44

Educational Attainment (21239 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Population 25 years and over

18,683

Less than 9th grade:

854

4.6%

6.2%

9th to 12th grade, no diploma:

2,499

13.4%

8.7%

High school graduate (includes equivalency):

5,311

28.4%

29.0%

Some college, no degree:

4,749

25.4%

20.6%

Associate degree:

930

5.0%

7.5%

Bachelor's degree:

2,659

14.2%

17.6%

Graduate or professional degree:

1,681

9.0%

10.3%

Percent high school graduate or higher:

82.1%

85.0%

Percent bachelor's degree or higher:

23.2%

27.9%

Income Information (21239 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:

8,706

30.2%

50.4%

Median income:

$26,628 / yr.

$27,932 / yr.

Full-time, year-round workers:

4,364

15.2%

59.7%

Median income:

$37,089 / yr.

$38,349 / yr.

Females 15 years and over with income:

12,010

41.7%

49.6%

Median income:

$21,022 / yr.

$16,327 / yr.

Full-time, year-round workers:

5,270

18.3%

40.3%

Median income:

$30,976 / yr.

$28,135 / yr.

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