Skip to content

Checked

Mechanicsville, MD

Census-designated place in St. Mary's County, Maryland. ZIP codes: 20659.

Population

1,395

Land area

5.2sq mi

People per sq mi

269

ZIP codes

1

Mechanicsville and its ZIP codes

Full map

Mechanicsville at a glance

  • Mechanicsville is 58% less dense than Maryland as a whole.
  • The median household income is $120,966, 17% above the Maryland median of $103,678.
  • A typical owner-occupied home is valued at $416,100 and median rent is $1,511 a month.

Local data for Mechanicsville, MD

Counts from official public data

Housing and community stats

Mechanicsville, MD, American Community Survey 2020-2024

Full profile

Median household income

$120,966

Poverty rate

2.9%

Median home value

$416,100

Median rent

$1,511/mo

Homeownership

75.0%

Bachelor's or higher

37.2%

Median age

39.9

Average commute

40.4 min

Largest reported origins and ancestries: German Americans (359), Irish Americans (346), French Americans (208).

Home values and rentsIncome, education and commute

Economy and federal money

Jobs, pay, income and spending are for St. Mary's County. PPP loans are for Mechanicsville.

Details

Unemployment rate

3.7%

Aug 2026, -0.4 pts in a year

Average annual pay

$87,584

47,919 jobs, 2025

Income per person

$73,314

BEA, 2024

Federal spending

$4.01B

FY 2026, $35,256 per person

PPP loans

$17.63M

313 loans, 2,301 jobs reported

St. Mary's County economyFederal spendingPPP loans

How people get to work

Mechanicsville, MD, workers 16 and older. American Community Survey 5-year estimates

  • Drove alone79.2%
  • Carpooled6.4%
  • Public transit2.1%
  • Walked0.0%
  • Bicycle1.3%
  • Taxi, ride-hailing, motorcycle or other0.0%
  • Worked from home11.0%

Average one-way commute: 40.4 minutes for people who do not work from home.

Environment and hazard risk

Mechanicsville, MD, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very Low

Top: hurricane

Storm events since 1996

1,019

Countywide, mostly thunderstorm wind

Flood insurance policies

990

2.4% of homes, county

July high / Jan low

85° / 25°F

48.1 inches of rain a year

Hazards, floods and storm historyCheck a flood zone

Health statistics

Share of adults in Mechanicsville, MD, CDC PLACES estimates

All 40 measures

Obesity

37.7%

U.S. 33.3% +4.4 pts

Diabetes

11.9%

U.S. 12.1% about the same

Smoking

13.8%

U.S. 12.8% +1.0 pts

Uninsured (18-64)

6.6%

U.S. 11.1% -4.5 pts

ZIP codes in Mechanicsville

1 in or overlapping Mechanicsville. Population shown

·

Cities near Mechanicsville

NameDistanceLand area (sq mi)
Charlotte HallCensus-designated place3.2 mi5.1
Golden BeachCensus-designated place4.3 mi3.8
BenedictCensus-designated place6 mi0.2
HughesvilleCensus-designated place6.9 mi11.2
BryantownCensus-designated place9 mi4.1
Eagle HarborTown9.3 mi0.1
AquascoCensus-designated place10 mi19.8
Broomes IslandCensus-designated place11 mi0.7
Prince FrederickCensus-designated place11 mi3.7
LeonardtownTown11 mi3.9
Rock PointCensus-designated place13 mi0.6
Cobb IslandCensus-designated place13 mi0.6
St. LeonardCensus-designated place14 mi2.3
HuntingtownCensus-designated place14 mi8.1
La PlataTown14 mi8
Calvert BeachCensus-designated place14 mi0.8

Frequently asked questions

What county is Mechanicsville, MD in?
Mechanicsville is in St. Mary's County, Maryland.
What ZIP codes are in Mechanicsville, MD?
ZIP codes in or overlapping Mechanicsville include 20659.
What is the population of Mechanicsville, MD?
About 1,395 people live in Mechanicsville, based on American Community Survey 5-year estimates.
What cities are near Mechanicsville?
Nearby places include Charlotte Hall (3.2 mi), Golden Beach (4.3 mi), Benedict (6 mi), Hughesville (6.9 mi), Bryantown (9 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023