ZIP Code 20191 - Reston Virginia

20191 Overview

ZIP Code 20191 is located in Reston Virginia. Portions of 20191 are also in Difficult Run. 20191 is entirely within Fairfax County. Regionally, 20191 is located in Metro DC.

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ZIP Code 20191 Quick Stats

ZIP Code NameReston
Primary CountyFairfax County
ZIP Code TypeStandard
Population (2022)29,758
Area Code(s)571 / 703
Current Time
EST

ZIP Code 20191 Map

20191 Demographics

20191 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 20191 is White. The majority race/ethnicity attending public schools in 20191 is White. The current unemployment level in 20191 is 3.1%.

Population29,758
Population Growth Rate2.21%
Population Density3,815 People per Square Mile
Total Households11,406
Percentage High Income Households15.9%
Median Household Income (2021)$128,076
Average Adjusted Gross Income (2021)$369,030
Current Unemployment Rate (November 2024)3.1%
Majority Race/EthnictyWhite - 61.27%
Public School Majority Race/EthnictyWhite - 42.23%

20191 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White19,07361.27%
Black3,0449.78%
Hispanic5,12216.45%
Asian3,78812.17%
Native American1030.33%
Hawaiian/Pac. Islander00%

20191 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White2,60945.6%
Black79813.95%
Hispanic1,63328.54%
Asian66611.64%
Native American90.16%
Hawaiian/Pac. Islander70.12%

20191 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College6353.36%
Bachelor Degree7,11237.67%
High School Diploma2,07310.98%
No High School Diploma2411.28%
GED or Alternate1460.77%
1 or More Years of College2,10511.15%
Associates Degree9064.8%
Masters Degree3,84620.37%
Professional Degree1,1466.07%
Doctorate Degree6723.56%

20191 Geography

Coordinates38.93424225,-77.35118866
Adjacent ZIP Codes
Cities/Towns in 20191
RegionMetro DC
Metropolitan/Micropolitan Stat AreaWashington-Arlington-Alexandria, DC-VA-MD-WV
Time ZoneEastern Standard Time
IANA TimezoneAmerica/New_York
Area8 Square Miles

20191 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
Ecoregion45e - Northern Inner Piedmont

20191 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)23253241516065635643352743
Avg Max Temp (°F)42465566758387867968574666
Avg Precip (In.)3.192.753.673.254.223.783.833.764.133.43.383.1942.56

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