ZIP Code 20659 - Mechanicsville Maryland

20659 Overview

ZIP Code 20659 is located in Mechanicsville Maryland. Portions of 20659 are also in Golden Beach and Charlotte Hall and Helen. 20659 is primarily within Saint Marys County, with some portions in Charles County. Regionally, 20659 is located in Metro DC.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 20659 Quick Stats

ZIP Code NameMechanicsville
Primary CountySaint Marys County
ZIP Code TypeStandard
Population (2022)23,346
Area Code(s)240 / 301
Current Time
EST

ZIP Code 20659 Map

20659 Demographics

20659 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Maryland based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 20659 is White. The majority race/ethnicity attending public schools in 20659 is White. The current unemployment level in 20659 is 2.8%.

Population23,346
Population Growth Rate0.00%
Population Density210 People per Square Mile
Total Households7,533
Percentage High Income Households6.0%
Median Household Income (2021)$108,183
Average Adjusted Gross Income (2021)$323,330
Current Unemployment Rate (November 2024)2.8%
Majority Race/EthnictyWhite - 87.28%
Public School Majority Race/EthnictyWhite - 81.91%

20659 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White20,66587.28%
Black2,1469.06%
Hispanic7623.22%
Asian960.41%
Native American80.03%
Hawaiian/Pac. Islander00%

20659 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White1,89387.48%
Black1486.84%
Hispanic984.53%
Asian150.69%
Native American80.37%
Hawaiian/Pac. Islander20.09%

20659 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,51411.46%
Bachelor Degree1,48011.2%
High School Diploma5,37940.72%
No High School Diploma2341.77%
GED or Alternate6094.61%
1 or More Years of College2,15616.32%
Associates Degree1,1848.96%
Masters Degree4343.29%
Professional Degree1250.95%
Doctorate Degree960.73%

20659 Geography

Coordinates38.41843414,-76.72261810
Adjacent ZIP Codes
Cities/Towns in 20659
RegionMetro DC
Metropolitan/Micropolitan Stat AreasCalifornia-Lexington Park, MD
Washington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Standard Time
IANA TimezoneAmerica/New_York
Area111 Square Miles

20659 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion65n - Chesapeake Rolling Coastal Plain

20659 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)26283543536266655947383046
Avg Max Temp (°F)45485767758387857968594967
Avg Precip (In.)3.853.244.433.394.244.14.383.944.283.723.43.3446.32

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