20658 ZIP Code — Marbury, MD

Charles County, Maryland

ZIP code 20658 is located in Marbury, Maryland, within Charles County. It covers approximately 4.37 square miles and serves a population of 978 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 240/301.

About ZIP code 20658

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 $287,200. Owner-occupancy is high at 82%, well above the national average.

Median household income is $93,864. The poverty rate of 2% is below the national average. 47% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with public administration as the leading industry. The average commute of 35 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Overall, ZIP code 20658 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

978
population
4.37
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
20658 ZIP code map
Cities in ZIP code 20658

Below are the cities the US Postal Service accepts for ZIP code 20658. Using any city not on this list may result in mail delivery delays.

City Status
Marbury Acceptable
Marbury Preferred
Nearby ZIP codes
20640 Indian Head (0.9 mi) 20616 Bryans Road (6.7 mi) 22191 Woodbridge (6.8 mi) 22026 Dumfries (7.5 mi) 22079 Lorton (7.8 mi) 20675 Pomfret (7.9 mi) 20677 Port Tobacco (8 mi) 22135 Quantico (8.1 mi) 20646 La Plata (9.1 mi) 22060 Fort Belvoir (9.7 mi) 20693 Welcome (9.8 mi) 20695 White Plains (9.8 mi)
Demographics updated 05/2026
Population
Total population 978
Population density 224 / sq mi
State FIPS 24
County FIPS 017
Geography
Land area 4.37 sq mi
Water area 1.31 sq mi
Latitude 38.5709
Longitude -77.1580
Timezone Eastern (ET)
Area code 240/301
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 21.5% 20.2% 28.2%
$50k – $100k 39.5% 28.0% 28.2%
$100k – $200k 32.6% 38.4% 30.1%
Over $200k 6.4% 13.4% 13.4%

Demographics & statistics

978
Population
224
People per sq mi
43.1
Median age
$93,864
Median household income
$45,127
Per capita income
$287,200
Median home value
$1,458
Median monthly rent
81.8%
Home ownership
2.4%
Poverty rate
3.4%
Unemployment
397
Housing units
19.2%
Bachelor's or higher

Age distribution

Male Female
25
Under 5
26
11
5–9
11
19
10–14
19
36
15–19
37
38
20–24
39
65
25–34
67
58
35–44
59
32
45–54
33
39
55–59
40
36
60–64
37
67
65–74
68
44
75–84
45
13
85+
14
← Male
Female →

Age summary

GroupCount%
Under 1815816.2%
18 and over82083.8%
65 and over25125.7%
Median age43.1 years

Race & ethnicity

White 70.5%
Black or African American 23.4%
Two or more races 3%
Asian 1.8%
Hispanic or Latino 0.7%
American Indian / Alaska Native 0.6%
GroupCount%
White69470.5%
Black or African American23023.4%
Two or more races303%
Asian181.8%
Hispanic or Latino70.7%
American Indian / Alaska Native60.6%

Household income

Income range This ZIP County avg State avg
Under $50k 21.5% 20.2% 28.2%
$50k – $100k 39.5% 28.0% 28.2%
$100k – $200k 32.6% 38.4% 30.1%
Over $200k 6.4% 13.4% 13.4%
$10k–$15k 1.7%
$15k–$25k 5.9%
$25k–$35k 3.9%
$35k–$50k 1.2%
$50k–$75k 23.6%
$75k–$100k 19.2%
$100k–$150k 26.8%
$150k–$200k 8.9%
$200k+ 8.6%
Range% of households
$10k–$15k1.7%
$15k–$25k5.9%
$25k–$35k3.9%
$35k–$50k1.2%
$50k–$75k23.6%
$75k–$100k19.2%
$100k–$150k26.8%
$150k–$200k8.9%
$200k+8.6%
Median income$93,864

Housing

Home values

$50k–$100k 2.1%
$150k–$200k 6.9%
$200k–$300k 47.6%
$300k–$500k 35.8%
$500k–$1M 7.5%

Housing overview

MetricValue
Median home value$287,200
Median rent / month$1,458
Owner occupied81.8%
Renter occupied18.2%
Vacant13.8%
Single-family detached97.7%
Large apartment buildings0.0%
Mobile homes1.3%
Median rooms6.5
Avg household size (owned)2.60

Year built

Era%
2020 or later0.0%
2010–20192.1%
2000–20093.8%
1990–199915.3%
1980–19895.9%
1970–197923.1%
1960–196921.2%
1950–195910.8%
1940–19496.8%
1939 or earlier10.8%

Bedrooms

Size% of units
No bedroom (studio)0.8%
1 bedroom0.0%
2 bedrooms24.2%
3 bedrooms48.2%
4 bedrooms18.0%
5+ bedrooms8.7%

Vehicles per household

Vehicles% of households
No vehicle5.2%
1 vehicle32.0%
2 vehicles23.9%
3 or more38.9%

Heating fuel

Fuel type%
Utility gas1.2%
Electricity54.4%
Propane / LP gas4.2%
Fuel oil32.0%
Wood8.1%

Households & families

Household typeCount%
Married-couple family20951.5%
Cohabiting couple6616.3%
Male householder, no spouse348.4%
Female householder, no spouse9723.9%
Households with children under 189623.6%
Households with seniors (65+)19147.0%
Average household size2.41

Marital status

StatusMaleFemale
Never married41.5%23.3%
Married49.8%50.1%
Separated0.0%1.6%
Widowed2.1%12.9%
Divorced6.6%12.2%

Education

Less than 9th grade 3.1%
Some HS, no diploma 7.3%
HS graduate 35.7%
Some college, no degree 21.9%
Associate's degree 12.8%
Bachelor's degree 11.4%
Graduate / professional 7.8%
Metric%
HS diploma or higher89.7%
Bachelor's or higher19.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool2114.2%
Kindergarten138.8%
Elementary school3725.0%
High school5839.2%
College / grad school1912.8%

Employment

Industry of employment

Public administration 19.3%
Retail trade 16.5%
Arts, food & hospitality 14.6%
Construction 11.3%
Professional & management 11.1%
Education & healthcare 10.5%
Finance & real estate 7.8%
Other services 7.2%
Information 1.0%
Manufacturing 0.6%

Occupation

Category%
Management, business & arts24.7%
Service17.1%
Sales & office25.5%
Natural resources & construction23.5%
Production & transportation9.3%

Employment type

Type%
Private sector68.9%
Government26.5%
Self-employed2.5%
Unpaid family workers2.1%

Commute

Method%
Drive alone90.2%
Carpool6.1%
Public transit1.9%
Walk0.0%
Work from home1.9%
Other means0.0%
Avg commute (minutes)34.6

Poverty

All people 2.4%
Under 18 years 0.0%
18 and over 2.8%
Married-couple families 2.4%
Female-led households 0.0%

Income support

Source% of households
Social Security46.8%
Retirement income49.0%
Supplemental Security6.9%
Cash public assistance1.7%
Food stamps / SNAP4.2%

Health indicators

Condition%
Obesity39.7%
High blood pressure39.9%
High cholesterol35.7%
Diabetes12.2%
Heart disease5.9%
Stroke3.3%
Asthma10.1%
Arthritis26.3%
Kidney disease2.9%
Pulmonary disease6.4%
Cancer6.5%
Behavior / access%
Smoking17.6%
Binge drinking13.8%
No physical activity25.3%
Less than 7 hrs sleep38.1%
Depression17.1%
Fair or poor health13.3%
Poor mental health13.9%
Poor physical health8.9%
No health insurance11.0%
Visited doctor (checkup)79.6%
Visited dentist63.5%
Cholesterol screening92.6%
Teeth loss12.3%

Veterans & disability

VeteransCount%
Civilian veterans8310.1%
Disability%
Any disability14.6%
Under 1812.0%
18–64 years7.6%
65 and over32.3%

Health insurance coverage

Type%
Private insurance81.8%
Public insurance34.6%
No insurance5.4%
Uninsured under 193.7%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only92794.8%
Spanish181.9%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages181.9%

Place of birth & citizenship

OriginCount%
Native born (US)95297.3%
Born in same state95297.3%
Born in different state51152.2%
Foreign born00.0%
Naturalized citizen262.7%
Not a US citizen2076.9%

Ancestry

AncestryCount%
Italian12913.2%
French10310.5%
AncestryCount%
Arab353.6%

Technology access

Metric% of households
Computer access41.5%
Internet access87.4%

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

Frequently asked questions about ZIP code 20658

What city is ZIP code 20658 in?

ZIP code 20658 is primarily assigned to Marbury, Maryland.

What county is ZIP code 20658 in?

ZIP code 20658 falls within Charles County, Maryland.

Does ZIP code 20658 have an older population?

26% of residents in ZIP code 20658 are 65 or older, above the national average of ~17%.

Does ZIP code 20658 have a large retiree population?

47% of households in ZIP code 20658 receive Social Security income, suggesting a significant retiree or disability population.

Is ZIP code 20658 mostly owner-occupied?

82% of occupied units in ZIP code 20658 are owner-occupied, well above the national average.

Does ZIP code 20658 have a large veteran population?

10% of civilians in ZIP code 20658 are veterans, above the national average of ~7%.

What timezone is ZIP code 20658 in?

ZIP code 20658 observes the EST timezone.

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