21046 Zip Code

April 18, 2024

Zip Code:	21046
City/Town:	Columbia
State:	Maryland

Population:	15,080
Per Capita Income:	$40,588
Mean Household Income:	$97,520

Total Housing Units:	6,034
Median Home Value:	$185,300
Median Year Homes Built:	1985

Land Area:	7.8 sq miles 20.2 sq kilometers
Water Area:	0.1 sq miles 0.1 sq kilometers

Population Information (21046 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Total Population:

15,080

Male:

7,333

48.6%

49.2%

Female:

7,747

51.4%

50.8%

Median Age:

36.3 yrs

37.2 yrs

Under 5 years:

968

6.4%

6.5%

5 to 9 years:

970

6.2%

6.6%

10 to 19 years:

1,942

12.9%

13.8%

20 to 29 years:

2,132

14.1%

13.8%

30 to 39 years:

2,328

15.4%

13.0%

40 to 49 years:

2,405

15.9%

14.2%

50 to 59 years:

2,280

15.1%

13.6%

60 to 69 years:

1,465

9.7%

9.4%

70 to 79 years:

391

2.6%

5.4%

80 years and over:

199

1.3%

3.7%

Housing Information (21046 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Median home value:

$185,300

$119,600

Median year homes build:

1985

1971

Median real estate taxes:

$2,408 / yr.

$1,334 / yr.

Median rent:

$875 / mo.

$519 / mo.

Total households:

6,034

Family households:

3,987

66.1%

66.4%

Nonfamily households:

2,047

33.9%

33.6%

Households with individuals under 18 years:

2,024

33.5%

33.4%

Households with individuals 65 years and over:

843

14.0%

24.9%

Average household size:

2.5

Average family size:

3.1

Total housing units:

6,262

Occupied housing units:

6,034

96.4%

88.6%

Vacant housing units:

228

3.6%

11.4%

For rent:

114

1.8%

3.1%

Rented, not occupied:

0.1%

0.2%

For sale only:

0.7%

1.4%

Sold, not occupied:

0.0%

0.3%

For seasonal, recreational, or occasional use:

0.3%

3.5%

All other vacants:

0.7%

2.8%

Homeowner vacancy rate:

1.0%

2.4%

Rental vacancy rate:

5.8%

9.2%

Owner-occupied housing units:

4,206

Population in owner-occupied housing units:

11,014

Average household size of owner-occupied units:

2.6

2.65

Renter-occupied housing units:

1,828

Population in renter-occupied housing units:

4,030

Average household size of renter-occupied units:

2.2

2.44

Educational Attainment (21046 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Population 25 years and over

9,929

Less than 9th grade:

0.8%

6.2%

9th to 12th grade, no diploma:

260

2.6%

8.7%

High school graduate (includes equivalency):

1,117

11.2%

29.0%

Some college, no degree:

1,860

18.7%

20.6%

Associate degree:

540

5.4%

7.5%

Bachelor's degree:

3,249

32.7%

17.6%

Graduate or professional degree:

2,822

28.4%

10.3%

Percent high school graduate or higher:

96.6%

85.0%

Percent bachelor's degree or higher:

61.1%

27.9%

Income Information (21046 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:

5,356

35.5%

50.4%

Median income:

$51,008 / yr.

$27,932 / yr.

Full-time, year-round workers:

3,966

26.3%

59.7%

Median income:

$60,141 / yr.

$38,349 / yr.

Females 15 years and over with income:

5,458

36.2%

49.6%

Median income:

$30,876 / yr.

$16,327 / yr.

Full-time, year-round workers:

2,796

18.5%

40.3%

Median income:

$45,597 / yr.

$28,135 / yr.

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