Postal Codes

21635 ZIP Code

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ZIP code 21635 covers Galena, Maryland, with a population of about 2,200 and a median household income of $97,194.

Population
2,20071 per square mile
Median age
46.88.1 points above the US average
Median household income
$97,194about the Maryland median
Poverty rate
2.5%9.9 points below the US average
Typical home value
$425,661up 21.2% in five years
Median rent
$1,06036% below the Maryland median
Degree or higher
35.3%about the US average
Homeownership
77.5%12.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
49

Where 21635 is

Galena, 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

Population2,200
Median age46.8
Family households67.2%
Born outside the US5.6%
Speaks a language other than English at home12%
White (non-Hispanic)78.6%
Black (non-Hispanic)2.6%
Asian (non-Hispanic)0.3%
Hispanic or Latino14.9%
Veterans10.1%
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$97,194
Income per person$47,379
Poverty rate2.5%
Households on SNAP or cash assistance1.8%

Household income distribution

Under $10k0.9%
$10–15k1.7%
$15–20k0.0%
$20–25k8.9%
$25–30k2.4%
$30–35k4.4%
$35–40k0.9%
$40–45k0.0%
$45–50k0.2%
$50–60k10.9%
$60–75k4.9%
$75–100k16.6%
$100–125k5.6%
$125–150k14.6%
$150–200k21.7%
$200k or more6.4%

Income as declared to the IRS

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

Tax returns filed1,020
Mean adjusted gross income$102,153
Returns declaring $200,000 or more7.8%
Returns, under $25k22.5%
Returns, $25k–$50k18.6%
Returns, $50k–$75k15.7%
Returns, $75k–$100k12.7%
Returns, $100k–$200k22.5%
Returns, $200k or more7.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$387,600
Median gross rent$1,060
Rent as a share of household income31.4%
Owner-occupied77.5%
Vacant homes15%
Median year built1984

What the homes are

Detached house85.4%
Attached house4.6%
2 to 4 units0.6%
20 or more units5.1%
Mobile home4.3%
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$425,661as of 2026-07
Typical home value, 1 yearup 1.3%
Typical home value, 5 yearsup 21.2%
Typical home value, 10 yearsup 74.4%
Typical home value since 2000
200020132026$425,661$144,569

$144,569 in 2000 to $425,661 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate1.8%
Bachelor's degree or higher35.3%
High school diploma or higher83.5%
Works from home13.1%
Drives to work alone74%
Takes public transport0.1%
Commutes 45 minutes or more25.9%
Health

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

Obesity36% 2.6 pts above the national average of 33.4%
Diagnosed diabetes13.8% 1.8 pts above the national average of 12%
Currently smokes14.4% 1.2 pts above the national average of 13.2%
High blood pressure42.8% 8.7 pts above the national average of 34.1%
Fair or poor general health20.7% same as the national average of 20.3%
No health insurance (18–64)9% 2.3 pts below the national average of 11.3%
Depression23.5% 1.6 pts above the national average of 21.9%
No leisure-time physical activity25.5% same as the national average of 25.4%
Arthritis33.9% 8.8 pts above the national average of 25.1%
Binge drinking16% same as the national average of 16%
Taking blood pressure medication79.4% 4.7 pts above the national average of 74.7%
Cancer (non-skin)10.8% 3.1 pts above the national average of 7.7%
Current asthma10.8% same as the national average of 10.4%
Coronary heart disease8.2% 2 pts above the national average of 6.2%
Routine check-up in past year79.4% 2.7 pts above the national average of 76.7%
Cholesterol screening88.9% 3 pts above the national average of 85.9%
Cognitive disability14% 0.8 pts below the national average of 14.8%
Colorectal screening69% 4.7 pts above the national average of 64.3%
COPD9.1% 2.5 pts above the national average of 6.6%
Visited a dentist65.2% 3.9 pts above the national average of 61.3%
Any disability30.5% same as the national average of 30.7%
Lacks emotional support22.7% 2.1 pts below the national average of 24.8%
Food insecurity13.4% 3.7 pts below the national average of 17.1%
Received food stamps11.1% 3.2 pts below the national average of 14.3%
Hearing disability8.3% 1.6 pts above the national average of 6.7%
High cholesterol42.9% 6.7 pts above the national average of 36.2%
Housing insecurity10.6% 3.2 pts below the national average of 13.8%
Independent living disability8.5% same as the national average of 8.4%
Lacks transport7.1% 2.1 pts below the national average of 9.2%
Loneliness31.4% 3 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% 0.8 pts below the national average of 16.8%
Mobility disability15.7% 1.7 pts above the national average of 14%
Poor physical health (14+ days)14.5% 1 pts above the national average of 13.5%
Self-care disability4.2% same as the national average of 4%
Utility shut-off threat6.7% 2.1 pts below the national average of 8.8%
Sleeps under 7 hours33.4% 3 pts below the national average of 36.4%
Stroke4.2% 0.8 pts above the national average of 3.4%
All natural teeth lost11.4% 1.6 pts below the national average of 13%
Vision disability5.2% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments49
People employed207
Annual payroll$7,495,000
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 60.8% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss63.1 out of 100
Community resilience82 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.

Drought98.8Relatively High at its worst in this ZIP code
Lightning95.7Relatively High at its worst in this ZIP code
Coastal flooding89.8Relatively Moderate at its worst in this ZIP code
Hurricane87.7Relatively Moderate at its worst in this ZIP code
Strong wind85.5Relatively High at its worst in this ZIP code
Winter weather80.3Relatively High at its worst in this ZIP code
Heat wave71.4Relatively Moderate at its worst in this ZIP code
Hail70.5Relatively Moderate at its worst in this ZIP code
Landslide67.3Very Low at its worst in this ZIP code
Wildfire62Very Low at its worst in this ZIP code
Earthquake58.7Relatively Low at its worst in this ZIP code
Ice storm56.6Relatively Low at its worst in this ZIP code
Cold wave50Relatively Moderate at its worst in this ZIP code
Tornado45.9Relatively Low at its worst in this ZIP code
River flooding28.3Relatively 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$97,194$101,652$78,538
Income per person$47,379$51,689$43,289
Poverty rate2.5%9.3%12.4%
Median home value$387,600$397,700$303,400
Median gross rent$1,060$1,662$1,348
Homeownership77.5%67.5%65%
Bachelor's degree or higher35.3%42.7%35%
Unemployment rate1.8%4.9%5.2%
Works from home13.1%17.2%13.5%
Born outside the US5.6%16.3%13.9%
Median age46.839.338.7
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 stationCHESTERTOWN, MD US20.5 km away
Rain in a year46 in
Snow in a year17 in

Average high and low by month

January40.8°F / 27.1°F3.34 in rain, 5.2 in snow
February44.2°F / 28.1°F2.89 in rain, 7.9 in snow
March52.5°F / 35.1°F4.25 in rain, 1.7 in snow
April64.4°F / 45°F3.72 in rain, 0.2 in snow
May73.6°F / 54.9°F3.88 in rain
June82.2°F / 64°F4.41 in rain
July86.6°F / 68.7°F4.35 in rain
August85°F / 67.2°F3.56 in rain
September78.3°F / 60.2°F4.9 in rain
October66.8°F / 48.1°F3.67 in rain
November55.5°F / 38.1°F3.18 in rain
December45.4°F / 31.1°F3.81 in rain, 1.7 in snow
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 supermarketNone of this ZIP code
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
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%.

Kent 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 vulnerability47more vulnerable than 47% of US census tracts
Socioeconomic status38more vulnerable than 38% of US census tracts
Household characteristics80more vulnerable than 80% of US census tracts
Racial and ethnic minority status42more vulnerable than 42% of US census tracts
Housing type and transport35more vulnerable than 35% of US census tracts
Walkability5 out of 20Least walkable
Nearby ZIP codes

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

21930 Georgetown, MD3.4 km away
21650 Massey, MD5.1 km away
21913 Cecilton, MD7.1 km away
21651 Millington, MD7.3 km away
21645 Kennedyville, MD10.4 km away
21919 Earleville, MD11.6 km away
21912 Warwick, MD11.9 km away
21628 Crumpton, MD12.3 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.

Kent County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area30.77 sq mi
Water area1.56 sq mi
Population density71 people per sq mi
Latitude, longitude39.3374, -75.8717

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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