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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

Zip Code 20191, Reston, VA

ZIP Code 20191 Details

Zip Code:20191
State:VA [Virginia]
Counties:FAIRFAX, VA
Multi County:No
City Alias(es):Reston
Area Code:703 / 571
City Type:B [Branch]
Classification: [Non-Unique]
Time Zone:Eastern (GMT -05:00)
Observes Daylight Saving:Yes
Elevation:378 ft
State FIPS:51
County FIPS:059
Division:South Atlantic
Intro Date:<2004-10

ZIP Code 20191 2020 Census Demographics

Current Population:31,322
2020 Population:29,948
Households per ZIP Code:11,948
Average House Value:$521,500
Avg. Income Per Household:$128,076
Persons Per Household:2.50
White Population:17,241
Black Population:3,126
Hispanic Population:5,176
Asian Population:3,333
American Indian Population:102
Hawaiian Population:8
Other Population:2,642
Male Population:14,705
Female Population:15,243
Median Age:39.20 years
Male Median Age:37.80 years
Female Median Age:40.60 years

ZIP Code 20191 Other Demographics

# Residential Mailboxes:12,529
# Business Mailboxes:608
Total Delivery Receptacles:14,291
Number of Businesses:1002
1st Quarter Payroll:$916,612,000
Annual Payroll:$3,905,161,000
# of Employees:37,813
Water Area:0.17 sq mi
Land Area:7.756 sq mi
118th Congressional District:11
118th Congressional Land Area:185.09 sq mi
Single Family Delivery Units:5,198
Multi Family Delivery Units:3,955
# Residential Mailboxes:12,529
# Business Mailboxes:608
Total Delivery Receptacles:14,291

ZIP Code 20191 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 4,140 4,190 +50
Retired Workers: 3,290 3,335 +45
Disabled Workers: 250 250 0
Widow(er)s and Parents: 185 175 -10
Spouses: 220 235 +15
Children: 195 195 0
65+: 3,570 3,650 +80
Monthly Benefits - All: $6,824,000 $7,129,000 +$305,000
Monthly Benefits - Retired Workers: $5,823,000 $6,108,000 +$285,000
Monthly Benefits - Widow(ers): $298,000 $292,000 ($6,000)

ZIP Code 20191 Statistical Areas

CBSA: 47900
CBSA Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Type: Metro
CBSA Division: 47894
CBSA Division Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
CBSA Population:0
CBSA Division Population:0
MSA: 8872
MSA Name: Washington-Baltimore, DC-MD-VA-WV CMSA
PMSA: 8840
PMSA Name: Washington, DC-MD-VA-WV PMSA
City State Key:X27512
Preferred Last Line Key:X27512
20190: Previous ZIP Code
Next ZIP Code: 20192


  1. U.S. Postal Service [Last Updated: 6/1/2023],
  2. Internal Data Creation [Last Updated: 6/1/2023],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 6/1/2023],
  6. U.S. Census 2020 [Decennial] [Last Updated: 5/25/2023],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],