ZIP Code 21048

ZIP Code Tabulation Area in Carroll County, Maryland.

Population: 10,002
Median household income: $122,801
Median home value: $423,900

ZIP Code 21048 (Carroll County, Maryland) is home to about 10,002 residents. At $122,801, its median household income sits above Carroll County's $115,876.

From 2019 to 2023, ZIP Code 21048's population declined 2.7% from 10,276 to 10,002, while its median gross rent rose 24.7% from $1,203 to $1,500.

The typical home was built around 1980. 2.2% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 10,002
Median age: 44.7 yrs
Median household income: $122,801
Median home value: $423,900
Median gross rent: $1,500
Housing units: 3,740
Homeownership rate: 93.9%
Bachelor's degree or higher: 43.5%
Unemployment rate: 4.0%

Trends

ACS 5-year · 2019–2023

Population

10,27610,002

Median household income

$111,684$122,801

Median home value

$356,800$423,900

Median gross rent

$1,203$1,500

Year	Population	Median household income	Median home value	Median gross rent
2019	10,276	$111,684	$356,800	$1,203
2020	9,719	$116,713	$368,400	$991
2021	10,084	$121,275	$376,500	$1,209
2022	9,759	$125,098	$414,000	$1,185
2023	10,002	$122,801	$423,900	$1,500

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 54.7%

5 to 1716.0%

18 to 248.3%

25 to 349.7%

35 to 4411.5%

45 to 5410.6%

55 to 6419.7%

65 to 749.7%

75 and over9.9%

	Count	Share
Under 5	468	4.7%
5 to 17	1,600	16.0%
18 to 24	831	8.3%
25 to 34	970	9.7%
35 to 44	1,149	11.5%
45 to 54	1,062	10.6%
55 to 64	1,968	19.7%
65 to 74	966	9.7%
75 and over	988	9.9%

Race & ethnicity

	Count	Share
White (non-Hispanic)	8,595	85.9%
Black or African American	355	3.5%
American Indian & Alaska Native	0	0.0%
Asian	466	4.7%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	295	2.9%
Hispanic or Latino (any race)	291	2.9%

Educational attainment (age 25+)

No high school diploma3.7%

High school graduate29.2%

Some college or associate's23.6%

Bachelor's degree26.8%

Graduate or professional degree16.7%

	Count	Share
No high school diploma	261	3.7%
High school graduate	2,074	29.2%
Some college or associate's	1,679	23.6%
Bachelor's degree	1,906	26.8%
Graduate or professional degree	1,183	16.7%

Commute to work

Mean travel time to work: 40 min

Drove alone72.1%

Carpooled6.0%

Public transit1.3%

Walked0.0%

Bicycle0.0%

Worked from home19.2%

Other means1.3%

How workers get to work

	Count	Share
Drove alone	3,648	72.1%
Carpooled	305	6.0%
Public transit	68	1.3%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	971	19.2%
Other means	65	1.3%

Travel time

	Count	Share
Under 15 min	442	10.8%
15 to 29 min	931	22.8%
30 to 44 min	1,046	25.6%
45 to 59 min	815	19.9%
60+ min	852	20.9%

Households

Average household size: 2.74
Poverty rate: 2.2% (219 of 10,002)

	Count	Share
Family households	2,710	74.2%
Nonfamily households	943	25.8%

Housing

Median year structure built: 1980

Occupancy

	Count	Share
Occupied	3,653	97.7%
Vacant	87	2.3%

Tenure (of occupied units)

	Count	Share
Owner-occupied	3,429	93.9%
Renter-occupied	224	6.1%

1-unit, detached90.9%

1-unit, attached2.2%

2 to 4 units2.8%

5 to 19 units0.0%

20 or more units0.4%

Mobile home & other3.7%

Units in structure

	Count	Share
1-unit, detached	3,398	90.9%
1-unit, attached	83	2.2%
2 to 4 units	104	2.8%
5 to 19 units	0	0.0%
20 or more units	15	0.4%
Mobile home & other	140	3.7%

ZIP Code 21048

Demographics

Trends

Age distribution

Race & ethnicity

Educational attainment (age 25+)

Commute to work

Households

Housing

Geography

Counties this ZIP covers

Compare with nearby ZIP codes

National ZIP rankings

Nearby ZIP codes