21628 ZIP Code — Crumpton, MD

Queen Annes County, Maryland

ZIP code 21628 is located in Crumpton, Maryland, within Queen Annes County. It covers approximately 0.94 square miles and serves a population of 360 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 667.

About ZIP code 21628

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Owner-occupancy is high at 95%, well above the national average.

Median household income is $91,417.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 19 minutes is near the national average.

Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 13% of civilians, above the national average of 7%; and disability rates above the national average at 24%.

Overall, ZIP code 21628 reflects a community defined by a strong veteran community and high homeownership.

360

population

0.94

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21628 ZIP code map

Cities in ZIP code 21628

Below are the cities the US Postal Service accepts for ZIP code 21628. Using any city not on this list may result in mail delivery delays.

City	Status
Crumpton	Acceptable

Demographics updated 05/2026

Population
Total population	360
Population density	383 / sq mi
State FIPS	24
County FIPS	035

Geography
Land area	0.94 sq mi
Water area	0.12 sq mi
Latitude	39.2348
Longitude	-75.9230
Timezone	Eastern (ET)
Area code	667

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.1%	22.7%	28.2%
$50k – $100k	57.9%	27.5%	28.2%
$100k – $200k	0.0%	35.4%	30.1%
Over $200k	0.0%	14.4%	13.4%

Demographics & statistics

360

Population

383

People per sq mi

48.7

Median age

$91,417

Median household income

$37,787

Per capita income

Median home value

Median monthly rent

95.3%

Home ownership

14.2%

Poverty rate

17.3%

Unemployment

164

Housing units

24.2%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

25–34

35–44

45–54

55–59

60–64

65–74

← Male

Female →

Age summary

Group	Count	%
Under 18	108	30.0%
18 and over	252	70.0%
65 and over	42	11.7%
Median age	48.7 years

Race & ethnicity

White 97.5%

Two or more races 2.5%

Group	Count	%
White	351	97.5%
Two or more races	9	2.5%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.1%	22.7%	28.2%
$50k – $100k	57.9%	27.5%	28.2%
$100k – $200k	0.0%	35.4%	30.1%
Over $200k	0.0%	14.4%	13.4%

$10k–$15k 3.5%

$35k–$50k 10.5%

$50k–$75k 20.9%

$75k–$100k 27.9%

$100k–$150k 37.2%

Range	% of households
$10k–$15k	3.5%
$35k–$50k	10.5%
$50k–$75k	20.9%
$75k–$100k	27.9%
$100k–$150k	37.2%
Median income	$91,417

Housing

Home values

Under $50k 37.8%

$50k–$100k 8.5%

$100k–$150k 3.7%

$150k–$200k 23.8%

$200k–$300k 20.7%

$500k–$1M 5.5%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$0
Owner occupied	95.3%
Renter occupied	4.7%
Vacant	0.0%
Single-family detached	55.8%
Large apartment buildings	0.0%
Mobile homes	44.2%
Median rooms	6.4
Avg household size (owned)	2.10

Year built

Era	%
2020 or later	0.0%
2010–2019	0.0%
2000–2009	55.2%
1990–1999	11.0%
1980–1989	8.1%
1970–1979	0.0%
1960–1969	17.4%
1950–1959	4.7%
1940–1949	0.0%
1939 or earlier	3.5%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	11.6%
3 bedrooms	88.4%
4 bedrooms	0.0%
5+ bedrooms	0.0%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	5.8%
2 vehicles	71.5%
3 or more	22.7%

Heating fuel

Fuel type	%
Electricity	28.5%
Propane / LP gas	49.4%
Fuel oil	22.1%

Households & families

Household type	Count	%
Married-couple family	71	41.3%
Cohabiting couple	22	12.8%
Male householder, no spouse	36	20.9%
Female householder, no spouse	43	25.0%
Households with children under 18	69	40.1%
Households with seniors (65+)	27	15.7%
Average household size	2.09

Marital status

Status	Male	Female
Never married	18.5%	27.7%
Married	57.3%	40.4%
Separated	0.0%	0.0%
Widowed	0.0%	5.4%
Divorced	24.2%	26.5%

Education

Less than 9th grade 0.0%

Some HS, no diploma 3.6%

HS graduate 31.7%

Some college, no degree 10.7%

Associate's degree 29.8%

Bachelor's degree 13.5%

Graduate / professional 10.7%

Metric	%
HS diploma or higher	96.4%
Bachelor's or higher	24.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	9	7.6%
Elementary school	48	40.7%
High school	38	32.2%
College / grad school	23	19.5%

Employment

Industry of employment

Education & healthcare 38.5%

Transportation & utilities 20.3%

Professional & management 13.5%

Other services 9.5%

Manufacturing 6.1%

Retail trade 6.1%

Arts, food & hospitality 4.1%

Construction 2.0%

Occupation

Category	%
Management, business & arts	54.7%
Service	10.8%
Sales & office	6.1%
Natural resources & construction	22.3%
Production & transportation	6.1%

Employment type

Type	%
Private sector	93.9%
Government	0.0%
Self-employed	6.1%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	58.1%
Carpool	21.6%
Public transit	0.0%
Walk	0.0%
Work from home	0.0%
Other means	20.3%
Avg commute (minutes)	18.8

Poverty

All people 14.2%

Under 18 years 12.0%

18 and over 15.1%

Married-couple families 0.0%

Female-led households 47.8%

Income support

Source	% of households
Social Security	4.7%
Retirement income	15.7%
Supplemental Security	0.0%
Cash public assistance	3.5%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	31.3%
High blood pressure	36.9%
High cholesterol	33.7%
Diabetes	10.1%
Heart disease	6.8%
Stroke	3.1%
Asthma	9.4%
Arthritis	29.0%
Kidney disease	2.9%
Pulmonary disease	7.1%
Cancer	7.8%

Behavior / access	%
Smoking	17.4%
Binge drinking	15.4%
No physical activity	21.7%
Less than 7 hrs sleep	31.9%
Depression	18.7%
Fair or poor health	12.2%
Poor mental health	14.0%
Poor physical health	9.2%
No health insurance	10.4%
Visited doctor (checkup)	73.7%
Visited dentist	67.9%
Cholesterol screening	91.9%
Teeth loss	11.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	33	13.1%

Disability	%
Any disability	24.2%
Under 18	13.0%
18–64 years	34.8%
65 and over	0.0%

Health insurance coverage

Type	%
Private insurance	73.3%
Public insurance	36.1%
No insurance	8.3%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	356	98.9%
Spanish	23	6.5%
Other Indo-European	23	6.5%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	337	93.6%
Born in same state	337	93.6%
Born in different state	229	63.6%
Foreign born	0	0.0%
Naturalized citizen	23	6.4%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	111	30.8%
French	108	30%

Ancestry	Count	%
Italian	82	22.8%
Irish	9	2.5%

Technology access

Metric	% of households
Computer access	47.8%
Internet access	100.0%

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

Frequently asked questions about ZIP code 21628

What city is ZIP code 21628 in?

ZIP code 21628 is primarily assigned to Crumpton, Maryland.

What county is ZIP code 21628 in?

ZIP code 21628 falls within Queen Annes County, Maryland.

Is ZIP code 21628 mostly owner-occupied?

95% of occupied units in ZIP code 21628 are owner-occupied, well above the national average.

Does ZIP code 21628 have a large veteran population?

13% of civilians in ZIP code 21628 are veterans, above the national average of ~7%.

What is the population of ZIP code 21628?

ZIP code 21628 has an estimated population of 360 residents, with a density of 383 people per square mile.

What is the median household income in ZIP code 21628?

The median household income in ZIP code 21628 is $91,417, above the national median of ~$75,000.

What timezone is ZIP code 21628 in?

ZIP code 21628 observes the EST timezone.