21657 ZIP Code — Queen Anne, MD

Queen Annes County, Maryland

ZIP code 21657 is located in Queen Anne, Maryland, within Queen Annes County. It covers approximately 30.43 square miles and serves a population of 1,437 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/667.

About ZIP code 21657

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 $333,900. Owner-occupancy is high at 90%, well above the national average.

Median household income is $105,648. The poverty rate of 6% is below the national average. 53% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with retail trade as the leading industry. The average commute of 35 minutes is near the national average.

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

Overall, ZIP code 21657 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,437

population

30.43

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

21657 ZIP code map

Cities in ZIP code 21657

Below are the cities the US Postal Service accepts for ZIP code 21657. Using any city not on this list may result in mail delivery delays.

City	Status
Queen Anne	Preferred

Nearby ZIP codes

21660 Ridgely (5.2 mi) 21679 Wye Mills (6.3 mi) 21625 Cordova (6.4 mi) 21617 Centreville (7 mi) 21658 Queenstown (8.3 mi) 21639 Greensboro (10 mi) 21636 Goldsboro (10.5 mi) 21629 Denton (11.2 mi) 21623 Church Hill (11.8 mi) 21640 Henderson (11.8 mi) 21638 Grasonville (12 mi) 21644 Ingleside (12.1 mi)

Demographics updated 05/2026

Population
Total population	1,437
Population density	47 / sq mi
State FIPS	24
County FIPS	035

Geography
Land area	30.43 sq mi
Water area	0.02 sq mi
Latitude	38.9604
Longitude	-75.9857
Timezone	Eastern (ET)
Area code	410/667

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.7%	22.7%	28.2%
$50k – $100k	15.0%	27.5%	28.2%
$100k – $200k	45.1%	35.4%	30.1%
Over $200k	12.3%	14.4%	13.4%

Demographics & statistics

1,437

Population

People per sq mi

50.4

Median age

$105,648

Median household income

$38,385

Per capita income

$333,900

Median home value

$1,109

Median monthly rent

89.6%

Home ownership

6.0%

Poverty rate

2.7%

Unemployment

463

Housing units

25.2%

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

194

65–74

231

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	250	17.4%
18 and over	1,187	82.6%
65 and over	490	34.1%
Median age	50.4 years

Race & ethnicity

White 69%

Hispanic or Latino 11%

Two or more races 9.1%

Other race 5.2%

Black or African American 4.1%

Asian 1.4%

American Indian / Alaska Native 0.2%

Group	Count	%
White	1,115	69%
Hispanic or Latino	178	11%
Two or more races	147	9.1%
Other race	84	5.2%
Black or African American	66	4.1%
Asian	22	1.4%
American Indian / Alaska Native	3	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	27.7%	22.7%	28.2%
$50k – $100k	15.0%	27.5%	28.2%
$100k – $200k	45.1%	35.4%	30.1%
Over $200k	12.3%	14.4%	13.4%

$10k–$15k 0.8%

$15k–$25k 2.4%

$25k–$35k 16.3%

$35k–$50k 5.8%

$50k–$75k 12.0%

$75k–$100k 4.0%

$100k–$150k 39.4%

$150k–$200k 15.3%

$200k+ 4.0%

Range	% of households
$10k–$15k	0.8%
$15k–$25k	2.4%
$25k–$35k	16.3%
$35k–$50k	5.8%
$50k–$75k	12.0%
$75k–$100k	4.0%
$100k–$150k	39.4%
$150k–$200k	15.3%
$200k+	4.0%
Median income	$105,648

Housing

Home values

Under $50k 7.4%

$50k–$100k 2.2%

$100k–$150k 1.1%

$150k–$200k 3.6%

$200k–$300k 19.1%

$300k–$500k 54.5%

$500k–$1M 10.5%

$1M+ 1.6%

Housing overview

Metric	Value
Median home value	$333,900
Median rent / month	$1,109
Owner occupied	89.6%
Renter occupied	10.4%
Vacant	3.3%
Single-family detached	93.6%
Large apartment buildings	0.0%
Mobile homes	3.9%
Median rooms	7.8
Avg household size (owned)	2.74

Year built

Era	%
2020 or later	1.4%
2010–2019	10.1%
2000–2009	5.2%
1990–1999	13.4%
1980–1989	4.1%
1970–1979	32.8%
1960–1969	6.6%
1950–1959	2.7%
1940–1949	2.9%
1939 or earlier	20.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	1.6%
2 bedrooms	8.9%
3 bedrooms	47.2%
4 bedrooms	24.7%
5+ bedrooms	17.7%

Vehicles per household

Vehicles	% of households
No vehicle	0.2%
1 vehicle	9.2%
2 vehicles	45.0%
3 or more	45.6%

Heating fuel

Fuel type	%
Utility gas	2.6%
Electricity	49.4%
Propane / LP gas	8.4%
Fuel oil	29.7%
Wood	8.8%
Solar	1.0%

Households & families

Household type	Count	%
Married-couple family	391	78.5%
Cohabiting couple	16	3.2%
Male householder, no spouse	40	8.0%
Female householder, no spouse	51	10.2%
Households with children under 18	141	28.3%
Households with seniors (65+)	262	52.6%
Average household size	2.89

Marital status

Status	Male	Female
Never married	23.5%	16.6%
Married	68.1%	67.3%
Separated	0.0%	0.0%
Widowed	1.9%	7.1%
Divorced	6.5%	9.0%

Education

Less than 9th grade 3.5%

Some HS, no diploma 19.9%

HS graduate 22.0%

Some college, no degree 20.1%

Associate's degree 9.3%

Bachelor's degree 15.5%

Graduate / professional 9.6%

Metric	%
HS diploma or higher	76.6%
Bachelor's or higher	25.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	1	0.4%
Kindergarten	9	3.7%
Elementary school	151	61.9%
High school	38	15.6%
College / grad school	45	18.4%

Employment

Industry of employment

Retail trade 25.6%

Education & healthcare 21.4%

Public administration 10.9%

Other services 8.6%

Finance & real estate 6.6%

Arts, food & hospitality 5.4%

Wholesale trade 5.2%

Transportation & utilities 4.8%

Agriculture & mining 4.0%

Professional & management 2.9%

Construction 2.5%

Manufacturing 2.1%

Occupation

Category	%
Management, business & arts	39.1%
Service	9.8%
Sales & office	17.4%
Natural resources & construction	9.3%
Production & transportation	24.4%

Employment type

Type	%
Private sector	70.2%
Government	22.4%
Self-employed	7.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	79.3%
Carpool	10.1%
Public transit	2.8%
Walk	0.0%
Work from home	7.9%
Other means	0.0%
Avg commute (minutes)	34.5

Poverty

All people 6.0%

Under 18 years 17.8%

18 and over 3.6%

Married-couple families 0.3%

Female-led households 44.4%

Income support

Source	% of households
Social Security	52.6%
Retirement income	30.7%
Supplemental Security	0.8%
Cash public assistance	3.4%
Food stamps / SNAP	6.6%

Health indicators

Condition	%
Obesity	30.6%
High blood pressure	32.7%
High cholesterol	31.7%
Diabetes	8.6%
Heart disease	5.2%
Stroke	2.5%
Asthma	9.3%
Arthritis	24.9%
Kidney disease	2.4%
Pulmonary disease	5.3%
Cancer	6.7%

Behavior / access	%
Smoking	14.8%
Binge drinking	17.1%
No physical activity	18.5%
Less than 7 hrs sleep	31.7%
Depression	18.1%
Fair or poor health	9.9%
Poor mental health	13.6%
Poor physical health	7.9%
No health insurance	8.9%
Visited doctor (checkup)	73.2%
Visited dentist	72.0%
Cholesterol screening	92.3%
Teeth loss	9.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	123	10.4%

Disability	%
Any disability	10.9%
Under 18	1.2%
18–64 years	9.2%
65 and over	18.2%

Health insurance coverage

Type	%
Private insurance	73.0%
Public insurance	39.7%
No insurance	6.6%
Uninsured under 19	6.8%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,386	96.5%
Spanish	43	3.1%
Other Indo-European	25	1.8%
Asian & Pacific Islander	1	0.1%
Other languages	17	1.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,351	94.0%
Born in same state	1,351	94.0%
Born in different state	967	67.3%
Foreign born	0	0.0%
Naturalized citizen	86	6.0%
Not a US citizen	38	44.2%

Ancestry

Ancestry	Count	%
French	236	16.4%
Italian	219	15.2%
Arab	56	3.9%

Ancestry	Count	%
Norwegian	4	0.3%
Polish	2	0.1%

Technology access

Metric	% of households
Computer access	34.7%
Internet access	96.0%

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

Frequently asked questions about ZIP code 21657

What city is ZIP code 21657 in?

ZIP code 21657 is primarily assigned to Queen Anne, Maryland.

What county is ZIP code 21657 in?

ZIP code 21657 falls within Queen Annes County, Maryland.

Does ZIP code 21657 have an older population?

34% of residents in ZIP code 21657 are 65 or older, above the national average of ~17%.

Does ZIP code 21657 have a large retiree population?

53% of households in ZIP code 21657 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 21657 mostly owner-occupied?

90% of occupied units in ZIP code 21657 are owner-occupied, well above the national average.

Does ZIP code 21657 have a large veteran population?

10% of civilians in ZIP code 21657 are veterans, above the national average of ~7%.

What timezone is ZIP code 21657 in?

ZIP code 21657 observes the EST timezone.