ZIP Code 21655 - Preston Maryland

ZIP Code 21655 is located in Preston Maryland. Portions of 21655 are also in Choptank. 21655 is entirely within Caroline County. Regionally, 21655 is located in the DELMARVA Region.

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ZIP Code 21655 Quick Stats

ZIP Code NamePreston
Primary CountyCaroline County
ZIP Code TypeStandard
Population (2022)4,753
Area Code(s)410 / 443 / 667
Current Time
EDT

ZIP Code 21655 Map

21655 Demographics

21655 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 21655 is White. The majority race/ethnicity attending public schools in 21655 is White. The current unemployment level in 21655 is 2.7%.

Population4,753
Population Growth Rate0.00%
Population Density79 People per Square Mile
Total Households1,764
Percentage High Income Households3.9%
Median Household Income (2021)$77,917
Average Adjusted Gross Income (2021)$557,480
Current Unemployment Rate (June 2024)2.7%
Majority Race/EthnictyWhite - 85.79%
Public School Majority Race/EthnictyWhite - 72.01%

21655 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White3,88885.79%
Black4229.31%
Hispanic1813.99%
Asian290.64%
Native American120.26%
Hawaiian/Pac. Islander00%

21655 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White26578.87%
Black3911.61%
Hispanic288.33%
Asian10.3%
Native American30.89%
Hawaiian/Pac. Islander00%

21655 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2698.99%
Bachelor Degree39413.16%
High School Diploma1,45048.45%
No High School Diploma431.44%
GED or Alternate953.17%
1 or More Years of College42114.07%
Associates Degree1284.28%
Masters Degree1103.68%
Professional Degree481.6%
Doctorate Degree351.17%

21655 Geography

Coordinates38.74600601,-75.91673279
Adjacent ZIP Codes
Cities/Towns in 21655
RegionDELMARVA Region
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area60 Square Miles

21655 Politics

US Congressional Districts in 21655
Maryland State Senate Districts in 21655
Maryland State House of Delegates Districts in 21655

21655 Schools

School Districts in 21655
Elementary Schools in 21655
Middle Schools in 21655
High Schools in 21655

21655 Weather and Climate Data

Plant Hardiness ZoneZone 7b: 5F to 10F
Average First Frost DateOctober 21 - 31
Average Last Frost DateApril 11 - 20
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion63f - Delmarva Uplands

21655 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)26283543536266655847383146
Avg Max Temp (°F)44475666758488868069584867
Avg Precip (In.)3.963.164.283.364.063.54.144.44.013.253.313.5244.95

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