Carroll County, Maryland

9 cities & places have their primary county here.

Population: 174,318
Median household income: $115,876
Median home value: $406,400

Carroll County is a county in Maryland with a population of 174,318. 9 cities and places have their primary county here. Its median household income of $115,876 runs above the Maryland figure of $101,652.

Between 2019 and 2023, Carroll County's population grew 3.9% from 167,699 to 174,318, while its median household income rose 19.7% from $96,769 to $115,876.

5.3% of residents live below the poverty line. Households average 2.68 people.

Demographics

ACS 2019–2023

Population: 174,318
Median age: 41.3 yrs
Median household income: $115,876
Median home value: $406,400
Median gross rent: $1,370
Housing units: 66,167
Homeownership rate: 83.9%
Bachelor's degree or higher: 39.7%
Unemployment rate: 3.2%

Trends

ACS 5-year · 2019–2023

Population

167,699174,318

Median household income

$96,769$115,876

Median home value

$339,600$406,400

Median gross rent

$1,132$1,370

Year	Population	Median household income	Median home value	Median gross rent
2019	167,699	$96,769	$339,600	$1,132
2020	168,233	$99,569	$343,400	$1,121
2021	172,148	$104,708	$353,500	$1,228
2022	173,225	$111,672	$390,200	$1,283
2023	174,318	$115,876	$406,400	$1,370

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

Age distribution

Under 55.5%

5 to 1716.5%

18 to 248.3%

25 to 3411.1%

35 to 4412.7%

45 to 5413.2%

55 to 6415.1%

65 to 7410.2%

75 and over7.4%

	Count	Share
Under 5	9,547	5.5%
5 to 17	28,819	16.5%
18 to 24	14,511	8.3%
25 to 34	19,381	11.1%
35 to 44	22,075	12.7%
45 to 54	22,988	13.2%
55 to 64	26,330	15.1%
65 to 74	17,819	10.2%
75 and over	12,848	7.4%

Race & ethnicity

	Count	Share
White (non-Hispanic)	149,221	85.6%
Black or African American	6,772	3.9%
American Indian & Alaska Native	146	0.1%
Asian	4,036	2.3%
Native Hawaiian & Pacific Islander	17	0.0%
Some other race	968	0.6%
Two or more races	4,825	2.8%
Hispanic or Latino (any race)	8,333	4.8%

Educational attainment (age 25+)

No high school diploma5.1%

High school graduate27.6%

Some college or associate's27.5%

Bachelor's degree24.0%

Graduate or professional degree15.7%

	Count	Share
No high school diploma	6,225	5.1%
High school graduate	33,515	27.6%
Some college or associate's	33,439	27.5%
Bachelor's degree	29,204	24.0%
Graduate or professional degree	19,058	15.7%

Commute to work

Mean travel time to work: 35 min

Drove alone76.1%

Carpooled6.4%

Public transit0.4%

Walked0.9%

Bicycle0.1%

Worked from home15.6%

Other means0.6%

How workers get to work

	Count	Share
Drove alone	69,130	76.1%
Carpooled	5,806	6.4%
Public transit	348	0.4%
Walked	837	0.9%
Bicycle	88	0.1%
Worked from home	14,146	15.6%
Other means	538	0.6%

Travel time

	Count	Share
Under 15 min	15,102	19.7%
15 to 29 min	17,768	23.2%
30 to 44 min	17,412	22.7%
45 to 59 min	13,142	17.1%
60+ min	13,323	17.4%

Households

Average household size: 2.68
Poverty rate: 5.3% (9,065 of 170,501)

	Count	Share
Family households	46,609	73.4%
Nonfamily households	16,878	26.6%

Housing

Median year structure built: 1983

Occupancy

	Count	Share
Occupied	63,487	95.9%
Vacant	2,680	4.1%

Tenure (of occupied units)

	Count	Share
Owner-occupied	53,237	83.9%
Renter-occupied	10,250	16.1%

1-unit, detached77.3%

1-unit, attached11.2%

2 to 4 units3.6%

5 to 19 units4.6%

20 or more units2.6%

Mobile home & other0.8%

Units in structure

	Count	Share
1-unit, detached	51,140	77.3%
1-unit, attached	7,393	11.2%
2 to 4 units	2,362	3.6%
5 to 19 units	3,046	4.6%
20 or more units	1,691	2.6%
Mobile home & other	535	0.8%

Geography

County GEOID: 24013
State: Maryland
Land area: 448 sq mi
Water area: 5.06 sq mi
Center point: 39.5633, -77.0153