Saint Marys County, MD ZIP Codes

Maryland (MD)  ·  28 ZIP codes  ·  28 cities
28
ZIP codes
114,468
population (2021)
+8.9%
pop change since 2010
24037
FIPS code
Saint Marys County ZIP code map
About Saint Marys County
Saint Marys County is located in Maryland and contains 28 ZIP codes across 28 cities and communities. The county's population was 114,468 as of 2021, an increase of 8.9% from 105,151 in 2010. The timezone is Central Time (observes DST). The Federal Information Processing System (FIPS) code for Saint Marys County is 24037.
Population
2021 population114,468
2010 population105,151
Change+8.9%
County details
StateMaryland
FIPS code24037
TimezoneCentral
Daylight savingYes
Cities in Saint Marys County
Abell Avenue Bushwood California Callaway Chaptico Clements Coltons Point Compton Dameron Drayden Great Mills Helen Hollywood Leonardtown Lexington Park Loveville Mechanicsville Morganza Park Hall Patuxent River Piney Point Ridge Saint Inigoes Saint Marys City Scotland Tall Timbers Valley Lee
ZIP codes for Saint Marys County, MD (28)
ZIP code City County Map
20606 Abell Saint Marys View map
20609 Avenue Saint Marys View map
20618 Bushwood Saint Marys View map
20619 California Saint Marys View map
20620 Callaway Saint Marys View map
20621 Chaptico Saint Marys View map
20624 Clements Saint Marys View map
20626 Coltons Point Saint Marys View map
20627 Compton Saint Marys View map
20628 Dameron Saint Marys View map
20630 Drayden Saint Marys View map
20634 Great Mills Saint Marys View map
20635 Helen Saint Marys View map
20636 Hollywood Saint Marys View map
20650 Leonardtown Saint Marys View map
20653 Lexington Park Saint Marys View map
20656 Loveville Saint Marys View map
20659 Mechanicsville Saint Marys View map
20660 Morganza Saint Marys View map
20667 Park Hall Saint Marys View map
20670 Patuxent River Saint Marys View map
20674 Piney Point Saint Marys View map
20680 Ridge Saint Marys View map
20684 Saint Inigoes Saint Marys View map
20686 Saint Marys City Saint Marys View map
20687 Scotland Saint Marys View map
20690 Tall Timbers Saint Marys View map
20692 Valley Lee Saint Marys View map

Demographics & statistics

111,340
Population
37.6
Median age
$116,990
Median household income
$50,387
Per capita income
$332,850
Median home value
$720
Median monthly rent
78.3%
Home ownership
6.2%
Poverty rate
3.5%
Unemployment
33,931
Housing units
35.2%
Bachelor's or higher

Age distribution

Male Female
3,530
Under 5
3,451
4,014
5–9
3,925
3,844
10–14
3,758
3,900
15–19
3,812
3,236
20–24
3,164
7,872
25–34
7,696
7,612
35–44
7,442
7,318
45–54
7,154
3,958
55–59
3,870
3,593
60–64
3,512
4,481
65–74
4,381
2,109
75–84
2,062
832
85+
814
← Male
Female →

Age summary

GroupCount%
Under 1827,22920.2%
18 and over84,11179.8%
65 and over14,67920.7%
Median age37.6 years

Race & ethnicity

White 70.1%
Black or African American 13.8%
Two or more races 7.3%
Hispanic or Latino 4.7%
Asian 2.4%
Other race 1.7%
American Indian / Alaska Native 0.1%
GroupCount%
White81,83170.1%
Black or African American16,09013.8%
Two or more races8,5607.3%
Hispanic or Latino5,4754.7%
Asian2,7682.4%
Other race2,0241.7%
American Indian / Alaska Native670.1%

Household income

Under $10k 3.2%
$10k–$15k 2.9%
$15k–$25k 2.1%
$25k–$35k 4.8%
$35k–$50k 8.4%
$50k–$75k 16.7%
$75k–$100k 8.4%
$100k–$150k 17.3%
$150k–$200k 15.4%
$200k+ 20.8%
Range% of households
Under $10k3.2%
$10k–$15k2.9%
$15k–$25k2.1%
$25k–$35k4.8%
$35k–$50k8.4%
$50k–$75k16.7%
$75k–$100k8.4%
$100k–$150k17.3%
$150k–$200k15.4%
$200k+20.8%
Median income$116,990

Housing

Home values

Under $50k 3.8%
$50k–$100k 0.5%
$100k–$150k 3.5%
$150k–$200k 2.5%
$200k–$300k 19.9%
$300k–$500k 38.8%
$500k–$1M 24.8%
$1M+ 2.1%

Housing overview

MetricValue
Median home value$332,850
Median rent / month$720
Owner occupied78.3%
Renter occupied21.7%
Vacant20.2%
Single-family detached82.5%
Large apartment buildings0.9%
Mobile homes4.7%
Median rooms6.5
Avg household size (owned)2.53

Year built

Era%
2020 or later0.6%
2010–20198.6%
2000–200915.1%
1990–199917.6%
1980–198913.4%
1970–197912.6%
1960–19698.8%
1950–19597.1%
1940–19497.1%
1939 or earlier8.9%

Bedrooms

Size% of units
No bedroom (studio)0.5%
1 bedroom1.9%
2 bedrooms15.7%
3 bedrooms53.3%
4 bedrooms22.5%
5+ bedrooms6.2%

Vehicles per household

Vehicles% of households
No vehicle3.8%
1 vehicle18.3%
2 vehicles40.9%
3 or more37.0%

Heating fuel

Fuel type%
Utility gas6.2%
Electricity51.2%
Propane / LP gas9.5%
Fuel oil25.4%
Wood5.5%
Solar0.2%
No fuel used1.7%

Households & families

Household typeCount%
Married-couple family21,75754.2%
Cohabiting couple2,8155.5%
Male householder, no spouse7,13715.6%
Female householder, no spouse9,15224.7%
Households with children under 1814,84728.3%
Households with seniors (65+)10,19937.0%
Average household size2.57

Marital status

StatusMaleFemale
Never married31.1%22.0%
Married55.4%53.3%
Separated1.4%1.0%
Widowed4.6%11.9%
Divorced7.6%11.8%

Education

Less than 9th grade 2.5%
Some HS, no diploma 4.6%
HS graduate 28.7%
Some college, no degree 20.5%
Associate's degree 8.5%
Bachelor's degree 19.7%
Graduate / professional 15.5%
Metric%
HS diploma or higher92.9%
Bachelor's or higher35.2%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool1,5436.8%
Kindergarten1,7393.4%
Elementary school11,73841.2%
High school6,24822.1%
College / grad school6,16222.4%

Employment

Industry of employment

Professional & management 21.4%
Public administration 19.9%
Education & healthcare 15.3%
Construction 11.9%
Retail trade 6.7%
Manufacturing 4.4%
Wholesale trade 4.1%
Arts, food & hospitality 3.9%
Transportation & utilities 3.9%
Other services 3.7%
Finance & real estate 2.7%
Agriculture & mining 1.6%
Information 0.4%

Occupation

Category%
Management, business & arts49.5%
Service10.4%
Sales & office18.6%
Natural resources & construction13.2%
Production & transportation8.4%

Employment type

Type%
Private sector59.3%
Government33.4%
Self-employed6.6%
Unpaid family workers0.7%

Commute

Method%
Drive alone68.8%
Carpool5.9%
Public transit1.9%
Walk2.4%
Other means1.5%
Avg commute (minutes)29.6

Poverty

All people 6.2%
Under 18 years 6.5%
18 and over 5.4%
Married-couple families 0.9%
Female-led households 15.8%

Income support

Source% of households
Social Security33.2%
Retirement income38.0%
Supplemental Security3.5%
Cash public assistance2.0%
Food stamps / SNAP7.8%

Health indicators

Condition%
High blood pressure34.7%
High cholesterol33.8%
Heart disease5.8%
Stroke2.8%
Asthma9.6%
Arthritis25.5%
Kidney disease2.6%
Pulmonary disease6.0%
Cancer6.4%
Behavior / access%
Binge drinking14.5%
No physical activity21.4%
Less than 7 hrs sleep34.5%
Fair or poor health11.7%
Poor mental health13.3%
Poor physical health8.4%
No health insurance9.3%
Visited doctor (checkup)73.9%
Visited dentist65.1%
Cholesterol screening87.9%
Teeth loss11.2%

Veterans & disability

VeteransCount%
Civilian veterans11,80213.3%
Disability%
Any disability13.1%
Under 183.9%
18–64 years11.3%
65 and over26.4%

Health insurance coverage

Type%
Private insurance85.0%
Public insurance30.9%
Uninsured under 191.2%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only104,35995.0%
Spanish2,9820.8%
Other Indo-European1,1290.4%
Asian & Pacific Islander9100.2%
Other languages8940.2%

Place of birth & citizenship

OriginCount%
Native born (US)105,78396.7%
Born in same state104,07295.1%
Born in different state54,19448.9%
Foreign born1,7111.5%
Naturalized citizen5,5573.3%
Not a US citizen2,91547.8%

Ancestry

AncestryCount%
Italian15,37913.8%
French13,83312.4%
Arab7,5016.7%
Polish1,3411.2%
English1,2741.1%
AncestryCount%
Irish5290.5%
German4280.4%
Dutch3410.3%
Norwegian1390.1%

Technology access

Metric% of households
Computer access40.0%
Internet access91.2%

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

Explore more Maryland ZIP codes
All Maryland ZIP codes Abell ZIP codes Avenue ZIP codes Bushwood ZIP codes California ZIP codes Callaway ZIP codes Chaptico ZIP codes Clements ZIP codes Coltons Point ZIP codes Compton ZIP codes Dameron ZIP codes
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