ZIP Code 20170 - Herndon Virginia

ZIP Code 20170 is located in Herndon Virginia. Portions of 20170 are also in Reston and Dranesville and Hutchison. 20170 is primarily within Fairfax County, with some portions in Loudoun County. Regionally, 20170 is located in Metro DC.

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ZIP Code 20170 Quick Stats

ZIP Code NameHerndon
Primary CountyFairfax County
ZIP Code TypeStandard
Population (2022)43,557
Area Code(s)571 / 703
Current Time

ZIP Code 20170 Map

20170 Demographics

20170 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Virginia based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 20170 is White. The majority race/ethnicity attending public schools in 20170 is Hispanic. The current unemployment level in 20170 is 3.0%.

Population Growth Rate0.55%
Population Density4,931 People per Square Mile
Total Households13,426
Percentage High Income Households15.2%
Median Household Income (2021)$132,059
Average Adjusted Gross Income (2021)$516,600
Current Unemployment Rate (June 2024)3.0%
Majority Race/EthnictyWhite - 50.75%
Public School Majority Race/EthnictyHispanic - 55.44%

20170 Race/Ethnicty Breakdown

Native American2310.51%
Hawaiian/Pac. Islander00%

20170 Public School Race/Ethnicty Breakdown

Native American380.6%
Hawaiian/Pac. Islander10.02%

20170 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College9534.02%
Bachelor Degree8,06734.02%
High School Diploma3,26013.75%
No High School Diploma5682.4%
GED or Alternate4511.9%
1 or More Years of College3,31313.97%
Associates Degree1,2255.17%
Masters Degree4,92420.76%
Professional Degree5512.32%
Doctorate Degree4031.7%

20170 Geography

Adjacent ZIP Codes
Cities/Towns in 20170
RegionMetro DC
Metropolitan/Micropolitan Stat AreaWashington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area9 Square Miles

20170 Politics

US Congressional Districts in 20170
Virginia State Senate Districts in 20170
Virginia House of Delegates Districts in 20170

20170 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 ZoneDfa - Humid Continental Hot Summers
Ecoregion64a - Triassic Lowlands

20170 Annual Climate Data

Avg Min Temp (°F)22243241505964635542342643
Avg Max Temp (°F)42465566758387867968574666
Avg Precip (In.)3.142.733.613.224.183.843.723.724.023.363.353.1742.04

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