ZIP Code 21911

ZIP Code Tabulation Area in Cecil County, Maryland.

Population: 10,402
Median household income: $100,401
Median home value: $313,900

ZIP Code 21911 (Cecil County, Maryland) is home to about 10,402 residents. At $100,401, its median household income sits above Cecil County's $91,146.

Between 2019 and 2023, ZIP Code 21911's population declined 6.5% from 11,130 to 10,402, while its median gross rent rose 6.1% from $1,136 to $1,205.

76.5% of workers drive to work alone. 78.7% of homes are single-family detached houses.

Demographics

ACS 2019–2023

Population: 10,402
Median age: 42.2 yrs
Median household income: $100,401
Median home value: $313,900
Median gross rent: $1,205
Housing units: 4,149
Homeownership rate: 81.7%
Bachelor's degree or higher: 23.9%
Unemployment rate: 5.7%

Trends

ACS 5-year · 2019–2023

Population

11,13010,402

Median household income

$76,504$100,401

Median home value

$238,200$313,900

Median gross rent

$1,136$1,205

Year	Population	Median household income	Median home value	Median gross rent
2019	11,130	$76,504	$238,200	$1,136
2020	11,103	$80,863	$247,100	$1,087
2021	11,108	$87,303	$259,700	$1,085
2022	10,804	$88,583	$295,000	$1,172
2023	10,402	$100,401	$313,900	$1,205

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

Age distribution

Under 54.1%

5 to 1717.2%

18 to 248.0%

25 to 3412.6%

35 to 4412.5%

45 to 5414.7%

55 to 6414.2%

65 to 7410.0%

75 and over6.7%

	Count	Share
Under 5	424	4.1%
5 to 17	1,790	17.2%
18 to 24	829	8.0%
25 to 34	1,313	12.6%
35 to 44	1,304	12.5%
45 to 54	1,525	14.7%
55 to 64	1,478	14.2%
65 to 74	1,044	10.0%
75 and over	695	6.7%

Race & ethnicity

	Count	Share
White (non-Hispanic)	8,832	84.9%
Black or African American	129	1.2%
American Indian & Alaska Native	16	0.2%
Asian	350	3.4%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	22	0.2%
Two or more races	279	2.7%
Hispanic or Latino (any race)	774	7.4%

Educational attainment (age 25+)

No high school diploma13.5%

High school graduate34.2%

Some college or associate's28.4%

Bachelor's degree13.4%

Graduate or professional degree10.5%

	Count	Share
No high school diploma	991	13.5%
High school graduate	2,519	34.2%
Some college or associate's	2,093	28.4%
Bachelor's degree	984	13.4%
Graduate or professional degree	772	10.5%

Commute to work

Mean travel time to work: 30 min

Drove alone76.5%

Carpooled10.1%

Public transit0.5%

Walked1.0%

Bicycle0.1%

Worked from home9.8%

Other means2.0%

How workers get to work

	Count	Share
Drove alone	3,714	76.5%
Carpooled	492	10.1%
Public transit	25	0.5%
Walked	50	1.0%
Bicycle	6	0.1%
Worked from home	474	9.8%
Other means	97	2.0%

Travel time

	Count	Share
Under 15 min	989	22.6%
15 to 29 min	1,240	28.3%
30 to 44 min	1,223	27.9%
45 to 59 min	521	11.9%
60+ min	411	9.4%

Households

Average household size: 2.57
Poverty rate: 5.5% (560 of 10,255)

	Count	Share
Family households	2,907	73.0%
Nonfamily households	1,077	27.0%

Housing

Median year structure built: 1986

Occupancy

	Count	Share
Occupied	3,984	96.0%
Vacant	165	4.0%

Tenure (of occupied units)

	Count	Share
Owner-occupied	3,253	81.7%
Renter-occupied	731	18.3%

1-unit, detached78.7%

1-unit, attached4.8%

2 to 4 units2.2%

5 to 19 units2.7%

20 or more units2.6%

Mobile home & other8.9%

Units in structure

	Count	Share
1-unit, detached	3,264	78.7%
1-unit, attached	199	4.8%
2 to 4 units	93	2.2%
5 to 19 units	114	2.7%
20 or more units	108	2.6%
Mobile home & other	371	8.9%

ZIP Code 21911

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