Postal Codes

20657 ZIP Code

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ZIP code 20657 covers Lusby, Maryland, with a population of about 20,519 and a median household income of $117,776.

Population
20,519687 per square mile
Median age
35.73 points below the US average
Median household income
$117,7761.2× the Maryland median
Poverty rate
6%6.4 points below the US average
Typical home value
$380,261up 20.5% in five years
Median rent
$1,716about the Maryland median
Degree or higher
29.4%5.6 points below the US average
Homeownership
87.5%22.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
188

Where 20657 is

Lusby, Maryland — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population20,519
Median age35.7
Family households72%
Born outside the US4.1%
Speaks a language other than English at home6.7%
White (non-Hispanic)70.9%
Black (non-Hispanic)15.5%
Asian (non-Hispanic)1.8%
Hispanic or Latino6%
Veterans12.5%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$117,776
Income per person$51,299
Poverty rate6%
Households on SNAP or cash assistance5.3%

Household income distribution

Under $10k3.4%
$10–15k2.3%
$15–20k0.4%
$20–25k1.2%
$25–30k0.9%
$30–35k2.8%
$35–40k1.2%
$40–45k2.6%
$45–50k2.8%
$50–60k4.8%
$60–75k9.1%
$75–100k11.4%
$100–125k11.1%
$125–150k12.0%
$150–200k14.7%
$200k or more19.2%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed9,710
Mean adjusted gross income$77,975
Returns declaring $200,000 or more5.7%
Returns, under $25k23.3%
Returns, $25k–$50k20.2%
Returns, $50k–$75k15.7%
Returns, $75k–$100k12.7%
Returns, $100k–$200k22.6%
Returns, $200k or more5.7%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$317,600
Median gross rent$1,716
Rent as a share of household income23.2%
Owner-occupied87.5%
Vacant homes10.2%
Median year built1991

What the homes are

Detached house96.3%
Attached house0.9%
2 to 4 units0.5%
5 to 19 units0.8%
20 or more units1.1%
Mobile home0.5%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$380,261as of 2026-07
Typical home value, 1 yearup 2.1%
Typical home value, 5 yearsup 20.5%
Typical home value, 10 yearsup 63.5%
Typical home value since 2000
200020132026$380,261$135,021

$135,021 in 2000 to $380,261 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.7%
Bachelor's degree or higher29.4%
High school diploma or higher94.4%
Works from home16.4%
Drives to work alone75.3%
Takes public transport2%
Commutes 45 minutes or more32.1%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity37.9% 4.5 pts above the national average of 33.4%
Diagnosed diabetes10.7% 1.3 pts below the national average of 12%
Currently smokes12.4% 0.8 pts below the national average of 13.2%
High blood pressure35.7% 1.6 pts above the national average of 34.1%
Fair or poor general health16.9% 3.4 pts below the national average of 20.3%
No health insurance (18–64)6.9% 4.4 pts below the national average of 11.3%
Depression20.9% 1 pts below the national average of 21.9%
No leisure-time physical activity20.5% 4.9 pts below the national average of 25.4%
Arthritis26.5% 1.4 pts above the national average of 25.1%
Binge drinking16.6% 0.6 pts above the national average of 16%
Taking blood pressure medication75.1% same as the national average of 74.7%
Cancer (non-skin)7.7% same as the national average of 7.7%
Current asthma11.1% 0.7 pts above the national average of 10.4%
Coronary heart disease5.1% 1.1 pts below the national average of 6.2%
Routine check-up in past year78.2% 1.5 pts above the national average of 76.7%
Cholesterol screening88.7% 2.8 pts above the national average of 85.9%
Cognitive disability13.2% 1.6 pts below the national average of 14.8%
Colorectal screening67.3% 3 pts above the national average of 64.3%
COPD6% 0.6 pts below the national average of 6.6%
Visited a dentist65.6% 4.3 pts above the national average of 61.3%
Any disability27.2% 3.5 pts below the national average of 30.7%
Lacks emotional support22.4% 2.4 pts below the national average of 24.8%
Food insecurity12.4% 4.7 pts below the national average of 17.1%
Received food stamps9.6% 4.7 pts below the national average of 14.3%
Hearing disability5.4% 1.3 pts below the national average of 6.7%
High cholesterol35.8% same as the national average of 36.2%
Housing insecurity11.7% 2.1 pts below the national average of 13.8%
Independent living disability6.8% 1.6 pts below the national average of 8.4%
Lacks transport6.9% 2.3 pts below the national average of 9.2%
Loneliness33.9% 0.5 pts below the national average of 34.4%
Mammography use80.1% 4.2 pts above the national average of 75.9%
Poor mental health (14+ days)16.4% same as the national average of 16.8%
Mobility disability11.4% 2.6 pts below the national average of 14%
Poor physical health (14+ days)12.4% 1.1 pts below the national average of 13.5%
Self-care disability3.1% 0.9 pts below the national average of 4%
Utility shut-off threat7.5% 1.3 pts below the national average of 8.8%
Sleeps under 7 hours38.8% 2.4 pts above the national average of 36.4%
Stroke3% same as the national average of 3.4%
All natural teeth lost9.2% 3.8 pts below the national average of 13%
Vision disability3.9% 1.7 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments188
People employed2,266
Annual payroll$194,347,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 15.9% of US census tracts
FEMA ratingVery Low to Relatively Low across the 5 census tracts this ZIP code covers
Expected annual loss26.2 out of 100
Community resilience90.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding88.8Relatively High at its worst in this ZIP code
Landslide86.2Relatively Low at its worst in this ZIP code
Wildfire81.3Relatively Low at its worst in this ZIP code
Hurricane80.4Relatively Moderate at its worst in this ZIP code
Drought76.6Relatively Low at its worst in this ZIP code
Lightning66.6Relatively High at its worst in this ZIP code
Winter weather62Relatively Moderate at its worst in this ZIP code
Strong wind59.8Relatively Moderate at its worst in this ZIP code
Heat wave59.2Relatively Moderate at its worst in this ZIP code
Hail43.6Relatively Low at its worst in this ZIP code
Ice storm37.9Relatively Low at its worst in this ZIP code
Cold wave33Relatively Low at its worst in this ZIP code
Earthquake31.7Relatively Low at its worst in this ZIP code
Tornado19.8Relatively Low at its worst in this ZIP code
River flooding8.4Relatively Low at its worst in this ZIP code
Compared with Maryland and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMarylandUnited States
Median household income$117,776$101,652$78,538
Income per person$51,299$51,689$43,289
Poverty rate6%9.3%12.4%
Median home value$317,600$397,700$303,400
Median gross rent$1,716$1,662$1,348
Homeownership87.5%67.5%65%
Bachelor's degree or higher29.4%42.7%35%
Unemployment rate3.7%4.9%5.2%
Works from home16.4%17.2%13.5%
Born outside the US4.1%16.3%13.9%
Median age35.739.338.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationSOLOMONS, MD US5.4 km away

Average high and low by month

January45.3°F / 30.1°F
February47.6°F / 30.8°F
March54.9°F / 37.6°F
April65.4°F / 47.4°F
May74.2°F / 57.9°F
June83.8°F / 67.6°F
July87.9°F / 72.7°F
August86.3°F / 71°F
September79.9°F / 65°F
October68.7°F / 53.4°F
November58.6°F / 43°F
December50.1°F / 34.5°F
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket14% of this ZIP code's area
Far from a supermarket55% of this ZIP code's area
No vehicle and far from a supermarket17% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Calvert County Public Schools100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability16more vulnerable than 16% of US census tracts
Socioeconomic status22more vulnerable than 22% of US census tracts
Household characteristics34more vulnerable than 34% of US census tracts
Racial and ethnic minority status32more vulnerable than 32% of US census tracts
Housing type and transport22more vulnerable than 22% of US census tracts
Walkability5.7 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

20629 Dowell, MD3.6 km away
20688 Solomons, MD4.9 km away
20670 Patuxent River, MD9.7 km away
20619 California, MD11.1 km away
20636 Hollywood, MD11.3 km away
20615 Broomes Island, MD11.4 km away
20685 Saint Leonard, MD11.5 km away
20634 Great Mills, MD12.2 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Calvert County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area29.86 sq mi
Water area9.14 sq mi
Population density687 people per sq mi
Latitude, longitude38.3661, -76.4346

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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