Henderson ZIP Codes — Caroline County, MD

There is one unique ZIP code in Henderson, Maryland and it is 21640. Area code: 410/667.

ZIP codes

25.66

sq mi land

0.08

sq mi water

410/667

area code

Henderson, MD ZIP code map

About Henderson, MD

Henderson, Maryland, is a quaint town located in Caroline County, offering a small-town charm and easy access to nature. This peaceful community is characterized by its agricultural roots and vibrant local culture. Residents and visitors alike enjoy the serene environment and the close-knit community feel that Henderson provides.

Location & geography

Henderson is situated in Caroline County, in the eastern part of Maryland, surrounded by rolling landscapes and agricultural fields. Nearby cities include Denton, located approximately 9 miles to the southwest, Easton about 15 miles to the east, Federalsburg roughly 6 miles to the south, and Greensboro which lies about 8 miles to the north. The area encompasses a land area of 25.66 square miles and a water area of 0.08 square miles.

Community & economy

The community of Henderson is marked by a strong sense of belonging, with local events and gatherings that foster relationships among residents. Agriculture plays a central role in the local economy, contributing to the town's character and sustainability. Daily life is pleasantly influenced by the surrounding natural beauty, making it a perfect place for those who enjoy outdoor activities and a slower pace of life.

Transportation

Henderson is accessible primarily via Maryland Route 404, which connects the town to larger transportation networks. The nearest major airport is the Easton Airport, located approximately 15 miles to the east, providing both commercial and private flight options. Public transportation options are limited, enhancing the rural and peaceful atmosphere of the area.

History

Henderson was founded in the early 19th century and has since been known for its agricultural background and community-oriented values. The town has historically been centered around farming and local industries, with events and festivals celebrating this heritage. Notable events include agricultural fairs that highlight local produce and crafts, reflecting the town's commitment to preserving its historical roots.

Did you know?

One surprising fact about Henderson is that it features a unique blend of historical architecture alongside modern amenities, reflecting the town's evolution over the years. Additionally, Henderson remains a popular spot for birdwatching, thanks to its proximity to diverse natural habitats.

ZIP codes for Henderson, MD (1)

ZIP code	City	County	Map
21640	Henderson	Caroline	View map

Demographics & statistics

1,374

Population

39.3

Median age

$77,721

Median household income

$27,976

Per capita income

$261,100

Median home value

$1,650

Median monthly rent

95.7%

Home ownership

5.2%

Poverty rate

1.5%

Unemployment

494

Housing units

11.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

119

35–44

45–54

55–59

60–64

119

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	335	24.4%
18 and over	1,039	75.6%
65 and over	370	26.9%
Median age	39.3 years

Race & ethnicity

White 64.1%

Hispanic or Latino 17.2%

Other race 14%

Two or more races 3.2%

American Indian / Alaska Native 1.4%

Asian 0.1%

Group	Count	%
White	1,064	64.1%
Hispanic or Latino	286	17.2%
Other race	233	14%
Two or more races	53	3.2%
American Indian / Alaska Native	23	1.4%
Asian	1	0.1%

Household income

$10k–$15k 4.3%

$15k–$25k 13.8%

$25k–$35k 4.5%

$35k–$50k 7.5%

$50k–$75k 19.6%

$75k–$100k 27.1%

$100k–$150k 13.4%

$150k–$200k 9.8%

Range	% of households
$10k–$15k	4.3%
$15k–$25k	13.8%
$25k–$35k	4.5%
$35k–$50k	7.5%
$50k–$75k	19.6%
$75k–$100k	27.1%
$100k–$150k	13.4%
$150k–$200k	9.8%
Median income	$77,721

Housing

Home values

Under $50k 22.6%

$50k–$100k 11.7%

$100k–$150k 0.6%

$150k–$200k 4.3%

$200k–$300k 24.3%

$300k–$500k 33.0%

$500k–$1M 3.6%

Housing overview

Metric	Value
Median home value	$261,100
Median rent / month	$1,650
Owner occupied	95.7%
Renter occupied	4.3%
Vacant	4.7%
Single-family detached	64.1%
Large apartment buildings	0.0%
Mobile homes	35.3%
Median rooms	5.5
Avg household size (owned)	2.84

Year built

Era	%
2020 or later	0.0%
2010–2019	3.3%
2000–2009	9.9%
1990–1999	29.7%
1980–1989	21.2%
1970–1979	17.7%
1960–1969	10.1%
1950–1959	1.0%
1940–1949	1.9%
1939 or earlier	5.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.2%
2 bedrooms	20.4%
3 bedrooms	75.1%
4 bedrooms	3.3%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	3.3%
1 vehicle	18.5%
2 vehicles	40.9%
3 or more	37.3%

Heating fuel

Fuel type	%
Utility gas	2.9%
Electricity	59.1%
Propane / LP gas	19.1%
Fuel oil	11.8%
Wood	4.9%

Households & families

Household type	Count	%
Married-couple family	198	40.3%
Cohabiting couple	113	23.0%
Male householder, no spouse	64	13.0%
Female householder, no spouse	116	23.6%
Households with children under 18	170	34.6%
Households with seniors (65+)	242	49.3%
Average household size	2.80

Marital status

Status	Male	Female
Never married	42.2%	24.3%
Married	35.3%	38.1%
Separated	0.0%	5.5%
Widowed	3.8%	13.8%
Divorced	18.8%	18.2%

Education

Less than 9th grade 17.2%

Some HS, no diploma 6.9%

HS graduate 54.1%

Some college, no degree 6.9%

Associate's degree 3.8%

Bachelor's degree 11.1%

Graduate / professional 0.0%

Metric	%
HS diploma or higher	75.9%
Bachelor's or higher	11.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	12	3.8%
Kindergarten	30	9.4%
Elementary school	145	45.5%
High school	108	33.9%
College / grad school	24	7.5%

Employment

Industry of employment

Agriculture & mining 18.2%

Education & healthcare 12.7%

Construction 10.6%

Professional & management 9.4%

Arts, food & hospitality 9.4%

Manufacturing 7.9%

Retail trade 6.8%

Public administration 6.6%

Transportation & utilities 6.0%

Finance & real estate 4.6%

Other services 4.5%

Wholesale trade 3.1%

Occupation

Category	%
Management, business & arts	12.7%
Service	38.1%
Sales & office	20.7%
Natural resources & construction	16.1%
Production & transportation	12.4%

Employment type

Type	%
Private sector	75.7%
Government	14.6%
Self-employed	9.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	85.9%
Carpool	12.3%
Public transit	0.0%
Walk	1.8%
Other means	0.0%
Avg commute (minutes)	31.1

Poverty

All people 5.2%

Under 18 years 0.6%

18 and over 6.6%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	49.5%
Retirement income	31.0%
Supplemental Security	2.9%
Cash public assistance	0.0%
Food stamps / SNAP	17.7%

Health indicators

Condition	%
High blood pressure	35.6%
High cholesterol	33.5%
Heart disease	6.8%
Stroke	3.6%
Asthma	11.3%
Arthritis	28.6%
Kidney disease	3.1%
Pulmonary disease	9.3%
Cancer	6.1%

Behavior / access	%
Binge drinking	15.0%
No physical activity	29.7%
Less than 7 hrs sleep	35.6%
Fair or poor health	18.7%
Poor mental health	17.9%
Poor physical health	12.3%
No health insurance	15.4%
Visited doctor (checkup)	76.5%
Visited dentist	54.2%
Cholesterol screening	88.0%
Teeth loss	18.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	38	3.7%

Disability	%
Any disability	16.2%
Under 18	5.4%
18–64 years	9.7%
65 and over	37.8%

Health insurance coverage

Type	%
Private insurance	42.3%
Public insurance	51.0%
Uninsured under 19	2.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,311	95.4%
Spanish	339	25.9%
Other Indo-European	339	25.9%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,154	84.0%
Born in same state	1,154	84.0%
Born in different state	856	62.3%
Foreign born	0	0.0%
Naturalized citizen	220	16.0%
Not a US citizen	21	9.5%

Ancestry

Ancestry	Count	%
French	138	10%
Arab	129	9.4%

Ancestry	Count	%
Italian	23	1.7%

Technology access

Metric	% of households
Computer access	35.7%
Internet access	88.8%

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

Frequently asked questions

What ZIP codes does Henderson, MD have?

Henderson, MD has one ZIP code: 21640. Each ZIP code serves a distinct delivery area within the city and surrounding region.