Sterling, VA 20166 ZIP Code Profile

Related Place Profiles:
Arcola, VA | Sterling, VA

ZIP Code 20166: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Sterling, VA 20166

Acceptable Alternative
Arcola, VA 20166
Dulles, VA 20166

  • ZIP Code Type: STANDARD
  • County: Loudoun County
  • Centroid: Latitude 38.996, Longitude -77.435
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 2,146
  • PO Box Addresses: 0
  • Residential Addresses: 4,759
    • Multi-Family Addresses: 1,273
    • Single Family Addresses: 3,486

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


20166 ZIP Code Map

Search the map for:

Sterling, VA 20166 Data & Demographics (As of July 1, 2017)


Total Population 11,756
Daytime Population: Workers 48,043
Daytime Population: Residents 5,127
Total Daytime Population (TDP) 53,170
Ratio TDP/Total Population1 4.52
Population in Households 11,756
Population in Familes 9,579
Population in Group Qrtrs 0
Population Density2 421
Diversity Index3 79


Median Household Income $109,752
Average Household Income $127,106
Per Capita Income $43,464


Total Housing Units 4,193 (100%)
Owner Occupied HU 2,220 (52.9%)
Renter Occupied HU 1,800 (42.9%)
Vacant Housing Units 173 ( 4.1%)
Median Home Value $362,111
Average Home Value $418,750


Total Households 4,020
Average Household Size 2.92
Family Households 2,710
Average Family Size 4
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 2.93% 3.87%
Households 2.67% 3.59%
Families 2.47% 3.64%
Median Household Income   1.33%
Per Capita Income   2.44%

Sterling, VA 20166 - Peer Comparisons by Rank and Percentile

The table below compares 20166 to the other 870 ZIP Codes in Virginia by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 226 74th
Population Density # 212 76th
Diversity Index # 21 98th
Median Household Income # 53 94th
Per Capita Income # 99 89th

Additional comparisons and rankings can be made with a VERY EASY TO USE Virginia Census Data Comparison Tool.

Virginia Research Tools

Virginia Census Data Comparison Tool

Compare Virginia Census Data
Highest or Lowest: