21722 ZIP Code — Clear Spring, MD

Washington County, Maryland

ZIP code 21722 is located in Clear Spring, Maryland, within Washington County. It covers approximately 56.92 square miles and serves a population of 6,709 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 301/240.

About ZIP code 21722

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $280,200. Owner-occupancy is high at 86%, well above the national average.

Median household income is $84,906. The poverty rate of 4% is below the national average. 45% 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 33 minutes is near the national average.

College attainment at 21% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 21722 reflects a community defined by high homeownership and a significant Social Security-dependent population.

6,709

population

56.92

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21722 ZIP code map

Cities in ZIP code 21722

Below are the cities the US Postal Service accepts for ZIP code 21722. Using any city not on this list may result in mail delivery delays.

City	Status
Clear Spring	Acceptable
Clear Spring	Preferred

Nearby ZIP codes

25419 Falling Waters (5.5 mi) 21795 Williamsport (6.2 mi) 21711 Big Pool (6.7 mi) 21767 Maugansville (8.7 mi) 21749 Hagerstown (9.7 mi) 21746 Hagerstown (9.9 mi) 21740 Hagerstown (10 mi) 21733 Fairplay (10.6 mi) 25404 Martinsburg (11.7 mi) 17236 Mercersburg (12.7 mi) 17225 Greencastle (12.8 mi) 25403 Martinsburg (13 mi)

Demographics updated 05/2026

Population
Total population	6,709
Population density	118 / sq mi
State FIPS	24
County FIPS	043

Geography
Land area	56.92 sq mi
Water area	1.38 sq mi
Latitude	39.6534
Longitude	-77.9015
Timezone	Eastern (ET)
Area code	301/240

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.7%	40.3%	28.2%
$50k – $100k	37.9%	30.7%	28.2%
$100k – $200k	32.2%	23.5%	30.1%
Over $200k	4.2%	5.6%	13.4%

Demographics & statistics

6,709

Population

118

People per sq mi

43.5

Median age

$84,906

Median household income

$36,004

Per capita income

$280,200

Median home value

$1,036

Median monthly rent

85.8%

Home ownership

3.5%

Poverty rate

1.3%

Unemployment

1,972

Housing units

20.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

101

5–9

115

344

10–14

392

332

15–19

378

152

20–24

174

333

25–34

380

374

35–44

425

345

45–54

394

173

55–59

197

320

60–64

365

283

65–74

323

289

75–84

329

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,667	24.8%
18 and over	5,042	75.2%
65 and over	1,266	18.9%
Median age	43.5 years

Race & ethnicity

White 93.6%

Two or more races 3%

Asian 1.5%

Black or African American 1%

Hispanic or Latino 0.8%

Other race 0.2%

Group	Count	%
White	6,329	93.6%
Two or more races	200	3%
Asian	99	1.5%
Black or African American	65	1%
Hispanic or Latino	53	0.8%
Other race	16	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.7%	40.3%	28.2%
$50k – $100k	37.9%	30.7%	28.2%
$100k – $200k	32.2%	23.5%	30.1%
Over $200k	4.2%	5.6%	13.4%

Under $10k 0.5%

$10k–$15k 1.5%

$15k–$25k 5.2%

$25k–$35k 5.1%

$35k–$50k 10.6%

$50k–$75k 21.7%

$75k–$100k 11.4%

$100k–$150k 19.5%

$150k–$200k 8.9%

$200k+ 15.7%

Range	% of households
Under $10k	0.5%
$10k–$15k	1.5%
$15k–$25k	5.2%
$25k–$35k	5.1%
$35k–$50k	10.6%
$50k–$75k	21.7%
$75k–$100k	11.4%
$100k–$150k	19.5%
$150k–$200k	8.9%
$200k+	15.7%
Median income	$84,906

Housing

Home values

Under $50k 0.9%

$50k–$100k 0.4%

$100k–$150k 8.6%

$150k–$200k 10.1%

$200k–$300k 40.3%

$300k–$500k 36.0%

$500k–$1M 3.8%

Housing overview

Metric	Value
Median home value	$280,200
Median rent / month	$1,036
Owner occupied	85.8%
Renter occupied	14.2%
Vacant	2.9%
Single-family detached	88.2%
Large apartment buildings	0.0%
Mobile homes	5.7%
Median rooms	6.4
Avg household size (owned)	3.02

Year built

Era	%
2020 or later	0.4%
2010–2019	3.5%
2000–2009	7.3%
1990–1999	27.0%
1980–1989	13.6%
1970–1979	17.9%
1960–1969	6.8%
1950–1959	2.8%
1940–1949	2.2%
1939 or earlier	18.3%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.2%
2 bedrooms	16.4%
3 bedrooms	52.0%
4 bedrooms	24.8%
5+ bedrooms	4.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	11.6%
2 vehicles	48.2%
3 or more	39.0%

Heating fuel

Fuel type	%
Utility gas	2.7%
Electricity	56.5%
Propane / LP gas	4.7%
Fuel oil	25.6%
Wood	7.6%
No fuel used	0.6%

Households & families

Household type	Count	%
Married-couple family	1,480	66.7%
Cohabiting couple	141	6.4%
Male householder, no spouse	235	10.6%
Female householder, no spouse	364	16.4%
Households with children under 18	777	35.0%
Households with seniors (65+)	874	39.4%
Average household size	3.00

Marital status

Status	Male	Female
Never married	34.5%	31.1%
Married	56.8%	52.7%
Separated	0.8%	1.9%
Widowed	3.2%	7.0%
Divorced	4.7%	7.3%

Education

Less than 9th grade 1.6%

Some HS, no diploma 6.8%

HS graduate 43.9%

Some college, no degree 21.8%

Associate's degree 5.0%

Bachelor's degree 9.9%

Graduate / professional 11.0%

Metric	%
HS diploma or higher	91.6%
Bachelor's or higher	20.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	19	1.0%
Kindergarten	11	0.6%
Elementary school	839	43.9%
High school	718	37.5%
College / grad school	326	17.0%

Employment

Industry of employment

Education & healthcare 26.8%

Public administration 16.5%

Retail trade 11.2%

Transportation & utilities 7.7%

Professional & management 7.5%

Construction 7.2%

Arts, food & hospitality 6.0%

Other services 4.2%

Manufacturing 3.6%

Agriculture & mining 3.2%

Finance & real estate 3.1%

Wholesale trade 1.8%

Information 1.3%

Occupation

Category	%
Management, business & arts	39.9%
Service	18.1%
Sales & office	17.9%
Natural resources & construction	11.5%
Production & transportation	12.6%

Employment type

Type	%
Private sector	62.5%
Government	31.7%
Self-employed	5.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	81.2%
Carpool	14.7%
Public transit	0.2%
Walk	0.0%
Work from home	3.9%
Other means	0.0%
Avg commute (minutes)	32.6

Poverty

All people 3.5%

Under 18 years 5.3%

18 and over 2.8%

Married-couple families 0.8%

Female-led households 11.5%

Income support

Source	% of households
Social Security	45.2%
Retirement income	27.7%
Supplemental Security	3.1%
Cash public assistance	2.9%
Food stamps / SNAP	4.3%

Health indicators

Condition	%
Obesity	36.3%
High blood pressure	36.7%
High cholesterol	35.3%
Diabetes	10.5%
Heart disease	6.7%
Stroke	3.1%
Asthma	10.6%
Arthritis	28.3%
Kidney disease	2.8%
Pulmonary disease	7.9%
Cancer	6.9%

Behavior / access	%
Smoking	22.0%
Binge drinking	14.9%
No physical activity	27.5%
Less than 7 hrs sleep	34.4%
Depression	21.4%
Fair or poor health	14.2%
Poor mental health	15.2%
Poor physical health	10.4%
No health insurance	11.9%
Visited doctor (checkup)	76.5%
Visited dentist	61.8%
Cholesterol screening	90.9%
Teeth loss	14.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	345	6.8%

Disability	%
Any disability	10.8%
Under 18	7.4%
18–64 years	9.0%
65 and over	20.4%

Health insurance coverage

Type	%
Private insurance	78.4%
Public insurance	35.0%
No insurance	3.4%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,560	97.8%
Spanish	1	0.0%
Other Indo-European	1	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	6,598	98.3%
Born in same state	6,596	98.3%
Born in different state	5,333	79.5%
Foreign born	2	0.0%
Naturalized citizen	111	1.7%
Not a US citizen	61	55.0%

Ancestry

Ancestry	Count	%
Italian	771	11.5%
French	748	11.1%
English	520	7.8%

Ancestry	Count	%
Arab	462	6.9%
Polish	11	0.2%

Technology access

Metric	% of households
Computer access	33.1%
Internet access	94.4%

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

Frequently asked questions about ZIP code 21722

What city is ZIP code 21722 in?

ZIP code 21722 is primarily assigned to Clear Spring, Maryland.

What county is ZIP code 21722 in?

ZIP code 21722 falls within Washington County, Maryland.

Is ZIP code 21722 mostly owner-occupied?

86% of occupied units in ZIP code 21722 are owner-occupied, well above the national average.

Does ZIP code 21722 have a large retiree population?

45% of households in ZIP code 21722 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 21722?

ZIP code 21722 has an estimated population of 6,709 residents, with a density of 118 people per square mile.

What is the typical home value in ZIP code 21722?

The median home value in ZIP code 21722 is $280,200.

What timezone is ZIP code 21722 in?

ZIP code 21722 observes the EST timezone.