21813 ZIP Code — Bishopville, MD

Worcester County, Maryland

ZIP code 21813 is located in Bishopville, Maryland, within Worcester County. It covers approximately 27.43 square miles and serves a population of 2,927 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/443/667.

About ZIP code 21813

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $511,400. Owner-occupancy is high at 80%, well above the national average.

Median household income is $103,387. The poverty rate of 2% is below the national average. 38% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with construction as the leading industry. The average commute of 29 minutes is near the national average.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

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

Overall, ZIP code 21813 reflects a community defined by a strong veteran community, high homeownership, and a significant Social Security-dependent population.

2,927

population

27.43

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21813 ZIP code map

Cities in ZIP code 21813

Below are the cities the US Postal Service accepts for ZIP code 21813. Using any city not on this list may result in mail delivery delays.

City	Status
Bishopville	Acceptable
Bishopville	Preferred

Nearby ZIP codes

19975 Selbyville (3.7 mi) 21842 Ocean City (4.4 mi) 21872 Whaleyville (6.4 mi) 19945 Frankford (6.7 mi) 19944 Fenwick Island (7.5 mi) 21811 Berlin (8.1 mi) 19967 Millville (9.4 mi) 19939 Dagsboro (9.9 mi) 21874 Willards (10.3 mi) 19970 Ocean View (10.3 mi) 19966 Millsboro (10.6 mi) 19930 Bethany Beach (11 mi)

Demographics updated 05/2026

Population
Total population	2,927
Population density	107 / sq mi
State FIPS	24
County FIPS	047

Geography
Land area	27.43 sq mi
Water area	6.83 sq mi
Latitude	38.4199
Longitude	-75.1730
Timezone	Eastern (ET)
Area code	410/443/667

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%	40.0%	28.2%
$50k – $100k	34.4%	31.3%	28.2%
$100k – $200k	32.8%	21.0%	30.1%
Over $200k	7.4%	7.8%	13.4%

Demographics & statistics

2,927

Population

107

People per sq mi

47.4

Median age

$103,387

Median household income

$50,360

Per capita income

$511,400

Median home value

$967

Median monthly rent

80.3%

Home ownership

2.2%

Poverty rate

3.2%

Unemployment

1,365

Housing units

25.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

109

10–14

128

15–19

107

20–24

162

25–34

135

198

35–44

165

168

45–54

139

55–59

235

60–64

196

191

65–74

159

127

75–84

106

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	447	15.3%
18 and over	2,480	84.7%
65 and over	641	21.9%
Median age	47.4 years

Race & ethnicity

White 80.5%

Two or more races 6.3%

Hispanic or Latino 6%

Black or African American 5.8%

Other race 1.3%

Group	Count	%
White	2,506	80.5%
Two or more races	197	6.3%
Hispanic or Latino	187	6%
Black or African American	182	5.8%
Other race	41	1.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	25.3%	40.0%	28.2%
$50k – $100k	34.4%	31.3%	28.2%
$100k – $200k	32.8%	21.0%	30.1%
Over $200k	7.4%	7.8%	13.4%

Under $10k 1.3%

$15k–$25k 1.5%

$25k–$35k 6.3%

$35k–$50k 7.3%

$50k–$75k 16.9%

$75k–$100k 13.9%

$100k–$150k 22.3%

$150k–$200k 7.5%

$200k+ 23.0%

Range	% of households
Under $10k	1.3%
$15k–$25k	1.5%
$25k–$35k	6.3%
$35k–$50k	7.3%
$50k–$75k	16.9%
$75k–$100k	13.9%
$100k–$150k	22.3%
$150k–$200k	7.5%
$200k+	23.0%
Median income	$103,387

Housing

Home values

Under $50k 2.0%

$100k–$150k 5.0%

$200k–$300k 6.5%

$300k–$500k 35.0%

$500k–$1M 51.5%

Housing overview

Metric	Value
Median home value	$511,400
Median rent / month	$967
Owner occupied	80.3%
Renter occupied	19.7%
Vacant	25.2%
Single-family detached	89.0%
Large apartment buildings	0.0%
Mobile homes	7.0%
Median rooms	6.7
Avg household size (owned)	2.45

Year built

Era	%
2020 or later	8.8%
2010–2019	6.4%
2000–2009	12.5%
1990–1999	5.5%
1980–1989	16.9%
1970–1979	21.1%
1960–1969	6.7%
1950–1959	7.7%
1940–1949	5.9%
1939 or earlier	8.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	9.8%
3 bedrooms	53.0%
4 bedrooms	31.7%
5+ bedrooms	5.5%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	18.7%
2 vehicles	42.0%
3 or more	39.3%

Heating fuel

Fuel type	%
Utility gas	12.4%
Electricity	48.3%
Propane / LP gas	27.9%
Fuel oil	2.6%
Wood	3.1%
Solar	4.2%

Households & families

Household type	Count	%
Married-couple family	772	64.4%
Cohabiting couple	39	3.3%
Male householder, no spouse	220	18.4%
Female householder, no spouse	167	13.9%
Households with children under 18	309	25.8%
Households with seniors (65+)	443	37.0%
Average household size	2.44

Marital status

Status	Male	Female
Never married	32.1%	12.3%
Married	54.8%	64.1%
Separated	1.6%	7.1%
Widowed	5.1%	1.5%
Divorced	6.5%	15.0%

Education

Less than 9th grade 0.9%

Some HS, no diploma 8.0%

HS graduate 28.5%

Some college, no degree 29.7%

Associate's degree 8.0%

Bachelor's degree 10.6%

Graduate / professional 14.3%

Metric	%
HS diploma or higher	91.2%
Bachelor's or higher	25.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	5	0.8%
Kindergarten	111	18.0%
Elementary school	166	27.0%
High school	250	40.7%
College / grad school	83	13.5%

Employment

Industry of employment

Construction 27.9%

Education & healthcare 19.2%

Finance & real estate 10.2%

Retail trade 7.6%

Professional & management 7.6%

Public administration 7.6%

Arts, food & hospitality 7.1%

Agriculture & mining 3.6%

Manufacturing 3.5%

Information 2.6%

Other services 1.5%

Wholesale trade 0.8%

Transportation & utilities 0.8%

Occupation

Category	%
Management, business & arts	40.7%
Service	15.4%
Sales & office	13.2%
Natural resources & construction	17.9%
Production & transportation	12.9%

Employment type

Type	%
Private sector	71.6%
Government	25.1%
Self-employed	3.3%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.0%
Carpool	15.4%
Public transit	0.0%
Walk	0.1%
Work from home	6.5%
Other means	0.0%
Avg commute (minutes)	28.7

Poverty

All people 2.2%

Under 18 years 0.0%

18 and over 2.6%

Married-couple families 2.1%

Female-led households 0.0%

Income support

Source	% of households
Social Security	38.1%
Retirement income	34.3%
Supplemental Security	6.3%
Cash public assistance	9.8%
Food stamps / SNAP	9.8%

Health indicators

Condition	%
Obesity	32.9%
High blood pressure	37.6%
High cholesterol	37.2%
Diabetes	10.5%
Heart disease	6.1%
Stroke	2.9%
Asthma	9.1%
Arthritis	26.5%
Kidney disease	2.7%
Pulmonary disease	6.4%
Cancer	7.3%

Behavior / access	%
Smoking	16.1%
Binge drinking	15.4%
No physical activity	22.7%
Less than 7 hrs sleep	29.6%
Depression	19.2%
Fair or poor health	11.6%
Poor mental health	13.3%
Poor physical health	8.8%
No health insurance	9.3%
Visited doctor (checkup)	76.9%
Visited dentist	66.4%
Cholesterol screening	93.2%
Teeth loss	10.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	289	11.7%

Disability	%
Any disability	18.7%
Under 18	18.3%
18–64 years	17.9%
65 and over	21.2%

Health insurance coverage

Type	%
Private insurance	77.7%
Public insurance	40.2%
No insurance	4.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,868	98.0%
Spanish	10	0.3%
Other Indo-European	9	0.3%
Asian & Pacific Islander	0	0.0%
Other languages	1	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,846	97.2%
Born in same state	2,846	97.2%
Born in different state	1,530	52.3%
Foreign born	0	0.0%
Naturalized citizen	81	2.8%
Not a US citizen	72	88.9%

Ancestry

Ancestry	Count	%
French	715	24.4%
Italian	448	15.3%
Arab	246	8.4%
English	38	1.3%

Ancestry	Count	%
Norwegian	38	1.3%
Irish	17	0.6%
Polish	12	0.4%

Technology access

Metric	% of households
Computer access	40.9%
Internet access	97.9%

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

Frequently asked questions about ZIP code 21813

What city is ZIP code 21813 in?

ZIP code 21813 is primarily assigned to Bishopville, Maryland.

What county is ZIP code 21813 in?

ZIP code 21813 falls within Worcester County, Maryland.

Is ZIP code 21813 mostly owner-occupied?

80% of occupied units in ZIP code 21813 are owner-occupied, well above the national average.

Does ZIP code 21813 have a large retiree population?

38% of households in ZIP code 21813 receive Social Security income, suggesting a significant retiree or disability population.

Does ZIP code 21813 have a large veteran population?

12% of civilians in ZIP code 21813 are veterans, above the national average of ~7%.

What is the typical home value in ZIP code 21813?

The median home value in ZIP code 21813 is $511,400.

What timezone is ZIP code 21813 in?

ZIP code 21813 observes the EST timezone.