21716 Zip Code

April 18, 2024

Zip Code:	21716
City/Town:	Knoxville
State:	Maryland

Population:	4,885
Per Capita Income:	$25,022
Mean Household Income:	$63,305

Total Housing Units:	1,888
Median Home Value:	$106,800
Median Year Homes Built:	1956

Land Area:	3.2 sq miles 8.4 sq kilometers
Water Area:	0.7 sq miles 1.7 sq kilometers

Population Information (21716 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Total Population:

4,885

Male:

2,396

49.0%

49.2%

Female:

2,489

51.0%

50.8%

Median Age:

38.5 yrs

37.2 yrs

Under 5 years:

350

7.2%

6.5%

5 to 9 years:

316

6.9%

6.6%

10 to 19 years:

653

13.4%

13.8%

20 to 29 years:

616

12.6%

13.8%

30 to 39 years:

602

12.3%

13.0%

40 to 49 years:

808

16.5%

14.2%

50 to 59 years:

739

15.1%

13.6%

60 to 69 years:

434

8.9%

9.4%

70 to 79 years:

220

4.5%

5.4%

80 years and over:

147

3.0%

3.7%

Housing Information (21716 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Median home value:

$106,800

$119,600

Median year homes build:

1956

1971

Median real estate taxes:

$1,400 / yr.

$1,334 / yr.

Median rent:

$526 / mo.

$519 / mo.

Total households:

1,888

Family households:

1,274

67.5%

66.4%

Nonfamily households:

614

32.5%

33.6%

Households with individuals under 18 years:

651

34.5%

33.4%

Households with individuals 65 years and over:

432

22.9%

24.9%

Average household size:

2.6

Average family size:

3.1

Total housing units:

2,054

Occupied housing units:

1,888

91.9%

88.6%

Vacant housing units:

166

8.1%

11.4%

For rent:

1.9%

3.1%

Rented, not occupied:

0.2%

For sale only:

1.6%

1.4%

Sold, not occupied:

0.3%

For seasonal, recreational, or occasional use:

0.3%

3.5%

All other vacants:

3.7%

2.8%

Homeowner vacancy rate:

2.4%

Rental vacancy rate:

6.7%

9.2%

Owner-occupied housing units:

1,347

Population in owner-occupied housing units:

3,593

Average household size of owner-occupied units:

2.7

2.65

Renter-occupied housing units:

541

Population in renter-occupied housing units:

1,292

Average household size of renter-occupied units:

2.4

2.44

Educational Attainment (21716 zip code)

Number/Percent/U.S. Avg

Percent

U.S. Avg

Population 25 years and over

3,121

Less than 9th grade:

161

5.2%

6.2%

9th to 12th grade, no diploma:

333

10.7%

8.7%

High school graduate (includes equivalency):

1,595

51.1%

29.0%

Some college, no degree:

566

18.1%

20.6%

Associate degree:

119

3.8%

7.5%

Bachelor's degree:

251

8.0%

17.6%

Graduate or professional degree:

3.1%

10.3%

Percent high school graduate or higher:

84.2%

85.0%

Percent bachelor's degree or higher:

11.1%

27.9%

Income Information (21716 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:

1,711

35.0%

50.4%

Median income:

$32,382 / yr.

$27,932 / yr.

Full-time, year-round workers:

1,172

24.0%

59.7%

Median income:

$36,719 / yr.

$38,349 / yr.

Females 15 years and over with income:

1,676

34.3%

49.6%

Median income:

$19,979 / yr.

$16,327 / yr.

Full-time, year-round workers:

868

17.8%

40.3%

Median income:

$25,336 / yr.

$28,135 / yr.

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