21915 ZIP Code — Chesapeake City, MD

Cecil County, Maryland

ZIP code 21915 is located in Chesapeake City, Maryland, within Cecil County. It covers approximately 22.76 square miles and serves a population of 2,469 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 443/667.

About ZIP code 21915

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $330,800. Owner-occupancy is high at 86%, well above the national average.

The gap between median ($87,841) and mean household income suggests income inequality — a small number of higher earners pull the average up. 39% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 28 minutes is near the national average.

Educational attainment is near the national average, with 23% of residents holding a bachelor's degree or higher.

Overall, ZIP code 21915 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,469

population

22.76

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21915 ZIP code map

Cities in ZIP code 21915

Below are the cities the US Postal Service accepts for ZIP code 21915. Using any city not on this list may result in mail delivery delays.

City	Status
Chesapeake City	Acceptable
Chesapeake City	Preferred

Nearby ZIP codes

21912 Warwick (5.2 mi) 21919 Earleville (7 mi) 21901 North East (7.3 mi) 21921 Elkton (8 mi) 19709 Middletown (9.7 mi) 19701 Bear (10.1 mi) 19702 Newark (10.8 mi) 21903 Perryville (11.4 mi) 21635 Galena (12.1 mi) 19716 Newark (13.2 mi) 21650 Massey (13.2 mi) 19725 Newark (13.6 mi)

Demographics updated 05/2026

Population
Total population	2,469
Population density	108 / sq mi
State FIPS	24
County FIPS	015

Geography
Land area	22.76 sq mi
Water area	4.35 sq mi
Latitude	39.5027
Longitude	-75.8504
Timezone	Eastern (ET)
Area code	443/667

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.3%	31.4%	28.2%
$50k – $100k	35.8%	31.8%	28.2%
$100k – $200k	25.2%	29.7%	30.1%
Over $200k	13.7%	7.1%	13.4%

Demographics & statistics

2,469

Population

108

People per sq mi

55.3

Median age

$87,841

Median household income

$58,181

Per capita income

$330,800

Median home value

$925

Median monthly rent

86.3%

Home ownership

13.6%

Poverty rate

4.9%

Unemployment

1,349

Housing units

22.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

122

35–44

132

170

45–54

185

110

55–59

120

171

60–64

186

146

65–74

158

136

75–84

148

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	395	16.0%
18 and over	2,074	84.0%
65 and over	657	26.6%
Median age	55.3 years

Race & ethnicity

White 88.6%

Two or more races 4.3%

Hispanic or Latino 4.2%

American Indian / Alaska Native 1.4%

Other race 1%

Black or African American 0.5%

Group	Count	%
White	2,282	88.6%
Two or more races	111	4.3%
Hispanic or Latino	107	4.2%
American Indian / Alaska Native	37	1.4%
Other race	26	1%
Black or African American	13	0.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.3%	31.4%	28.2%
$50k – $100k	35.8%	31.8%	28.2%
$100k – $200k	25.2%	29.7%	30.1%
Over $200k	13.7%	7.1%	13.4%

Under $10k 11.7%

$10k–$15k 1.8%

$15k–$25k 4.3%

$25k–$35k 3.7%

$35k–$50k 8.3%

$50k–$75k 11.1%

$75k–$100k 19.6%

$100k–$150k 18.2%

$150k–$200k 7.6%

$200k+ 13.8%

Range	% of households
Under $10k	11.7%
$10k–$15k	1.8%
$15k–$25k	4.3%
$25k–$35k	3.7%
$35k–$50k	8.3%
$50k–$75k	11.1%
$75k–$100k	19.6%
$100k–$150k	18.2%
$150k–$200k	7.6%
$200k+	13.8%
Median income	$87,841

Housing

Home values

Under $50k 3.9%

$50k–$100k 3.7%

$100k–$150k 0.3%

$150k–$200k 10.0%

$200k–$300k 23.5%

$300k–$500k 51.0%

$500k–$1M 4.3%

$1M+ 3.4%

Housing overview

Metric	Value
Median home value	$330,800
Median rent / month	$925
Owner occupied	86.3%
Renter occupied	13.7%
Vacant	18.7%
Single-family detached	84.0%
Large apartment buildings	2.0%
Mobile homes	4.1%
Median rooms	7.0
Avg household size (owned)	2.06

Year built

Era	%
2020 or later	0.3%
2010–2019	0.2%
2000–2009	5.3%
1990–1999	11.2%
1980–1989	17.7%
1970–1979	12.6%
1960–1969	21.6%
1950–1959	4.3%
1940–1949	3.0%
1939 or earlier	23.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	5.3%
2 bedrooms	13.1%
3 bedrooms	56.5%
4 bedrooms	16.3%
5+ bedrooms	8.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.9%
1 vehicle	42.7%
2 vehicles	27.3%
3 or more	28.1%

Heating fuel

Fuel type	%
Utility gas	3.5%
Electricity	37.1%
Propane / LP gas	24.7%
Fuel oil	28.3%
Wood	3.4%
Solar	0.4%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	563	45.6%
Cohabiting couple	48	3.9%
Male householder, no spouse	292	23.7%
Female householder, no spouse	331	26.8%
Households with children under 18	198	16.0%
Households with seniors (65+)	468	37.9%
Average household size	1.99

Marital status

Status	Male	Female
Never married	36.4%	15.4%
Married	53.0%	54.6%
Separated	0.0%	0.0%
Widowed	3.2%	16.1%
Divorced	7.5%	13.9%

Education

Less than 9th grade 2.8%

Some HS, no diploma 6.2%

HS graduate 41.2%

Some college, no degree 20.2%

Associate's degree 6.7%

Bachelor's degree 11.5%

Graduate / professional 11.4%

Metric	%
HS diploma or higher	91.0%
Bachelor's or higher	22.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	3	0.8%
Kindergarten	31	8.7%
Elementary school	134	37.7%
High school	145	40.8%
College / grad school	42	11.8%

Employment

Industry of employment

Professional & management 16.5%

Education & healthcare 16.5%

Retail trade 12.3%

Manufacturing 11.5%

Construction 8.7%

Finance & real estate 7.7%

Other services 7.6%

Transportation & utilities 5.6%

Agriculture & mining 3.4%

Arts, food & hospitality 3.4%

Public administration 3.3%

Wholesale trade 1.8%

Information 1.8%

Occupation

Category	%
Management, business & arts	39.4%
Service	17.1%
Sales & office	15.9%
Natural resources & construction	15.2%
Production & transportation	12.4%

Employment type

Type	%
Private sector	83.1%
Government	10.3%
Self-employed	6.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	73.6%
Carpool	12.4%
Public transit	0.0%
Walk	2.3%
Work from home	11.7%
Other means	0.0%
Avg commute (minutes)	28.4

Poverty

All people 13.6%

Under 18 years 19.4%

18 and over 12.5%

Married-couple families 5.3%

Female-led households 14.5%

Income support

Source	% of households
Social Security	39.3%
Retirement income	30.3%
Supplemental Security	4.5%
Cash public assistance	3.1%
Food stamps / SNAP	7.3%

Health indicators

Condition	%
Obesity	37.6%
High blood pressure	38.3%
High cholesterol	36.8%
Diabetes	10.5%
Heart disease	6.5%
Stroke	3.0%
Asthma	9.3%
Arthritis	28.3%
Kidney disease	2.8%
Pulmonary disease	7.1%
Cancer	7.5%

Behavior / access	%
Smoking	17.7%
Binge drinking	15.7%
No physical activity	24.6%
Less than 7 hrs sleep	34.4%
Depression	19.8%
Fair or poor health	13.2%
Poor mental health	13.9%
Poor physical health	9.6%
No health insurance	10.2%
Visited doctor (checkup)	75.1%
Visited dentist	65.0%
Cholesterol screening	92.4%
Teeth loss	11.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	228	11.0%

Disability	%
Any disability	19.5%
Under 18	9.9%
18–64 years	17.1%
65 and over	30.6%

Health insurance coverage

Type	%
Private insurance	74.6%
Public insurance	43.3%
No insurance	2.2%
Uninsured under 19	3.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,425	98.2%
Spanish	33	1.4%
Other Indo-European	26	1.1%
Asian & Pacific Islander	2	0.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,428	98.3%
Born in same state	2,425	98.2%
Born in different state	813	32.9%
Foreign born	3	0.1%
Naturalized citizen	41	1.7%
Not a US citizen	26	63.4%

Ancestry

Ancestry	Count	%
Italian	520	21.1%
French	431	17.5%
Arab	73	3%
Polish	39	1.6%

Ancestry	Count	%
German	10	0.4%
English	4	0.2%
Norwegian	3	0.1%
Irish	2	0.1%

Technology access

Metric	% of households
Computer access	50.0%
Internet access	95.3%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 21915

What city is ZIP code 21915 in?

ZIP code 21915 is primarily assigned to Chesapeake City, Maryland.

What county is ZIP code 21915 in?

ZIP code 21915 falls within Cecil County, Maryland.

Does ZIP code 21915 have an older population?

27% of residents in ZIP code 21915 are 65 or older, above the national average of ~17%.

Is ZIP code 21915 mostly owner-occupied?

86% of occupied units in ZIP code 21915 are owner-occupied, well above the national average.

Does ZIP code 21915 have a large retiree population?

39% of households in ZIP code 21915 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 21915 have a large veteran population?

11% of civilians in ZIP code 21915 are veterans, above the national average of ~7%.

What timezone is ZIP code 21915 in?

ZIP code 21915 observes the EST timezone.