ZIP Code 20904 - Silver Spring Maryland

ZIP Code 20904 is located in Silver Spring Maryland. Portions of 20904 are also in Colesville and Fairland and White Oak and Calverton and Cloverly. 20904 is entirely within Montgomery County. Regionally, it is located in Metro DC.

Stats Demographics Geography Politics Schools Climate Related Pages

ZIP Code 20904 Quick Stats

ZIP Code NameSilver Spring
Primary CountyMontgomery County
ZIP Code TypeStandard
Population (2022)56,532
Area Code(s)240 / 301
Current Time

ZIP Code 20904 Map

20904 Demographics

20904 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 20904 is African American. The majority race/ethnicity attending public schools in 20904 is African American. The current unemployment level in 20904 is 2.8%.

Population Growth Rate-2.92%
Population Density3,956 People per Square Mile
Total Households20,447
Percentage High Income Households8.1%
Median Household Income (2021)$86,513
Average Adjusted Gross Income (2021)$376,800
Current Unemployment Rate (May 2024)2.8%
Majority Race/EthnictyAfrican American - 45.62%
Public School Majority Race/EthnictyAfrican American - 45.06%

20904 Race/Ethnicty Breakdown

Native American840.15%
Hawaiian/Pac. Islander190.03%

20904 Public School Race/Ethnicty Breakdown

Native American90.15%
Hawaiian/Pac. Islander50.08%

20904 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College1,7485.02%
Bachelor Degree9,49627.25%
High School Diploma6,90719.82%
No High School Diploma6211.78%
GED or Alternate8642.48%
1 or More Years of College4,83613.88%
Associates Degree2,6737.67%
Masters Degree5,23915.03%
Professional Degree9962.86%
Doctorate Degree1,4704.22%

20904 Geography

Adjacent ZIP Codes
Cities/Towns in 20904
RegionMetro DC
Metropolitan/Micropolitan Stat AreaWashington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area14 Square Miles

20904 Politics

US Congressional Districts in 20904
Maryland State Senate Districts in 20904
Maryland State House of Delegates Districts in 20904

20904 Weather and Climate Data

Plant Hardiness ZoneZone 7a: 0F to 5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateApril 21 - 31
Koppen-Geiger Climate ZoneCfa - Humid Subtropical Climate
Ecoregion64c - Piedmont Uplands

20904 Annual Climate Data

Avg Min Temp (°F)23253341516065645744362844
Avg Max Temp (°F)42465566758286857867564665
Avg Precip (In.)3.392.913.983.344.583.774.023.764.183.523.543.3544.33

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