21529 ZIP Code — Ellerslie, MD

Allegany County, Maryland

ZIP code 21529 is located in Ellerslie, Maryland, within Allegany County. It covers approximately 0.92 square miles and serves a population of 575 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 21529

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 $156,800. Owner-occupancy is high at 79%, well above the national average.

Median household income is $43,929. 48% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 25 minutes is near the national average.

College attainment at 3% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (21%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 12% of civilians, above the national average of 7%; and disability rates above the national average at 27%.

Overall, ZIP code 21529 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, and a significant Social Security-dependent population.

575

population

0.92

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21529 ZIP code map

Cities in ZIP code 21529

Below are the cities the US Postal Service accepts for ZIP code 21529. Using any city not on this list may result in mail delivery delays.

City	Status
Ellerslie	Acceptable

Demographics updated 06/2026

Population
Total population	575
Population density	625 / sq mi
State FIPS	24
County FIPS	001

Geography
Land area	0.92 sq mi
Water area	0.03 sq mi
Latitude	39.7128
Longitude	-78.7826
Timezone	Eastern (ET)
Area code	240/301

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.3%	49.9%	28.2%
$50k – $100k	38.4%	33.2%	28.2%
$100k – $200k	6.9%	14.9%	30.1%
Over $200k	2.3%	2.0%	13.4%

Demographics & statistics

575

Population

625

People per sq mi

51.9

Median age

$43,929

Median household income

$29,933

Per capita income

$156,800

Median home value

$850

Median monthly rent

79.3%

Home ownership

11.0%

Poverty rate

2.9%

Unemployment

252

Housing units

3.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	90	15.7%
18 and over	485	84.3%
65 and over	173	30.1%
Median age	51.9 years

Race & ethnicity

White 93.5%

Two or more races 5.5%

Hispanic or Latino 1%

Group	Count	%
White	543	93.5%
Two or more races	32	5.5%
Hispanic or Latino	6	1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.3%	49.9%	28.2%
$50k – $100k	38.4%	33.2%	28.2%
$100k – $200k	6.9%	14.9%	30.1%
Over $200k	2.3%	2.0%	13.4%

Under $10k 10.5%

$10k–$15k 4.1%

$15k–$25k 7.5%

$25k–$35k 19.5%

$35k–$50k 17.3%

$50k–$75k 8.3%

$75k–$100k 12.8%

$100k–$150k 8.6%

$150k–$200k 7.9%

$200k+ 3.4%

Range	% of households
Under $10k	10.5%
$10k–$15k	4.1%
$15k–$25k	7.5%
$25k–$35k	19.5%
$35k–$50k	17.3%
$50k–$75k	8.3%
$75k–$100k	12.8%
$100k–$150k	8.6%
$150k–$200k	7.9%
$200k+	3.4%
Median income	$43,929

Housing

Home values

$50k–$100k 23.2%

$100k–$150k 21.3%

$150k–$200k 22.3%

$200k–$300k 26.1%

$300k–$500k 7.1%

Housing overview

Metric	Value
Median home value	$156,800
Median rent / month	$850
Owner occupied	79.3%
Renter occupied	20.7%
Vacant	13.4%
Single-family detached	95.8%
Large apartment buildings	0.0%
Mobile homes	0.0%
Median rooms	6.0
Avg household size (owned)	2.19

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	15.0%
1990–1999	7.8%
1980–1989	2.0%
1970–1979	10.4%
1960–1969	25.1%
1950–1959	4.9%
1940–1949	9.4%
1939 or earlier	25.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.6%
2 bedrooms	20.5%
3 bedrooms	55.7%
4 bedrooms	17.9%
5+ bedrooms	4.2%

Vehicles per household

Vehicles	% of households
No vehicle	5.6%
1 vehicle	35.3%
2 vehicles	46.6%
3 or more	12.4%

Heating fuel

Fuel type	%
Utility gas	62.8%
Electricity	21.8%
Propane / LP gas	1.9%
Fuel oil	5.6%
Wood	4.5%

Households & families

Household type	Count	%
Married-couple family	110	41.4%
Cohabiting couple	22	8.3%
Male householder, no spouse	33	12.4%
Female householder, no spouse	101	38.0%
Households with children under 18	46	17.3%
Households with seniors (65+)	119	44.7%
Average household size	2.16

Marital status

Status	Male	Female
Never married	28.2%	19.4%
Married	55.4%	41.4%
Separated	0.0%	3.6%
Widowed	10.8%	21.9%
Divorced	5.6%	13.7%

Education

Less than 9th grade 0.0%

Some HS, no diploma 16.0%

HS graduate 49.5%

Some college, no degree 19.8%

Associate's degree 11.7%

Bachelor's degree 1.9%

Graduate / professional 1.2%

Metric	%
HS diploma or higher	84.0%
Bachelor's or higher	3.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	23	16.1%
Kindergarten	0	0.0%
Elementary school	61	42.7%
High school	6	4.2%
College / grad school	53	37.1%

Employment

Industry of employment

Education & healthcare 37.1%

Retail trade 15.9%

Arts, food & hospitality 15.9%

Manufacturing 15.2%

Transportation & utilities 3.8%

Other services 3.4%

Construction 2.3%

Information 2.3%

Finance & real estate 2.3%

Public administration 1.9%

Occupation

Category	%
Management, business & arts	29.5%
Service	33.3%
Sales & office	23.9%
Natural resources & construction	2.3%
Production & transportation	11.0%

Employment type

Type	%
Private sector	80.3%
Government	17.4%
Self-employed	2.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	95.8%
Carpool	4.2%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	25.2

Poverty

All people 11.0%

Under 18 years 0.0%

18 and over 13.0%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	48.1%
Retirement income	32.3%
Supplemental Security	1.9%
Cash public assistance	0.0%
Food stamps / SNAP	11.7%

Health indicators

Condition	%
Obesity	35.8%
High blood pressure	44.4%
High cholesterol	35.6%
Diabetes	14.0%
Heart disease	9.5%
Stroke	4.6%
Asthma	10.9%
Arthritis	35.6%
Kidney disease	4.0%
Pulmonary disease	10.9%
Cancer	8.8%

Behavior / access	%
Smoking	20.8%
Binge drinking	13.0%
No physical activity	29.8%
Less than 7 hrs sleep	33.5%
Depression	23.9%
Fair or poor health	19.5%
Poor mental health	15.5%
Poor physical health	13.1%
No health insurance	11.6%
Visited doctor (checkup)	79.1%
Visited dentist	56.5%
Cholesterol screening	91.3%
Teeth loss	17.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	57	11.8%

Disability	%
Any disability	27.3%
Under 18	22.2%
18–64 years	12.8%
65 and over	56.1%

Health insurance coverage

Type	%
Private insurance	74.6%
Public insurance	37.6%
No insurance	7.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	552	96.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	575	100.0%
Born in same state	575	100.0%
Born in different state	486	84.5%
Foreign born	0	0.0%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	79	13.7%
Arab	43	7.5%
French	36	6.3%

Ancestry	Count	%
English	21	3.7%
Polish	18	3.1%

Technology access

Metric	% of households
Computer access	46.3%
Internet access	96.2%

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

Frequently asked questions about ZIP code 21529

What city is ZIP code 21529 in?

ZIP code 21529 is primarily assigned to Ellerslie, Maryland.

What county is ZIP code 21529 in?

ZIP code 21529 falls within Allegany County, Maryland.

How educated is the population of ZIP code 21529?

3% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 21529 have an older population?

30% of residents in ZIP code 21529 are 65 or older, above the national average of ~17%.

Does ZIP code 21529 have a large retiree population?

48% of households in ZIP code 21529 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 21529 have a large veteran population?

12% of civilians in ZIP code 21529 are veterans, above the national average of ~7%.

What timezone is ZIP code 21529 in?

ZIP code 21529 observes the EST timezone.