US ZIP Code
20166

Sterling, VA

Loudoun County  ·  Virginia

● Active
👥 13,854 Population ↑ 13% since 2019
💰 $135,246 Median HH Income
▲ 77% above avg ↑ 20% since 2019
🎂 34.5 Median Age ↑ 3% since 2019
🏠 $576,400 Median Home Value
▲ 107% above avg ↑ 37% since 2019
🎓 71.9% College Grads
▲ 86% above avg
📊 3.0% Unemployment
▼ 38% below avg ↑ 83% since 2019
ZIP Code Details
ZIP Code20166
CitySterling
StateVirginia (VA)
CountyLoudoun County
Area Code571/703
Elevation268 ft
Latitude38.970032
Longitude-77.464002
TimezoneNew York (DST)
FIPS51107
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 54.4% (7,532) Female 45.6% (6,322) ♀

Race & Ethnicity

White: 35.5%Hispanic: 16.8%Black: 9.5%Asian: 32.7%Other: 4.3%Race
White35.5%
Hispanic16.8%
Black9.5%
Asian32.7%
Other4.3%

Age Breakdown

Under 5
7%
5–17
16%
18–24
9%
25–44
38%
45–64
23%
65+
3%

Key Indicators

Median Age34.5 yrs ↑ 3% since 2019
Avg Household Size2.66
Below Poverty4.2% ▼ 58% below avg
College Grads71.9% ▲ 86% above avg
Unemployment3.0% ▼ 38% below avg
No HS Diploma199 (2.2%)
HS Graduate1,218 (13.6%)
Some College426 (4.8%)
Associates671 (7.5%)
Bachelors316 (3.5%)
Graduate Degree6,121 (68.4%)

Education

No HS: 2.2%HS Grad: 13.6%Some College: 4.8%Associates: 7.5%Bachelors: 3.5%Graduate: 68.4%Edu
No HS2.2%
HS Grad13.6%
Some College4.8%
Associates7.5%
Bachelors3.5%
Graduate68.4%
Housing & Income

Housing Tenure

Owner: 51.8%Renter: 48.3%Tenure
Owner51.8%
Renter48.3%

Home Value Distribution

$50k–100k
0%
$100k–150k
0%
$150k–200k
4%
$200k–300k
2%
$300k–500k
30%
Over $500k
63%

Financials

Median HH Income$135,246 ▲ 77% above avg ↑ 20% since 2019
Median Home Value$576,400 ▲ 107% above avg ↑ 37% since 2019
Home/Income Ratio4.3x (nat avg ~3.5x)
Median Rent$2,227/mo ↑ 20% since 2019
Total Units5,300
Vacant Units86
Avg HH Size2.66

Income Distribution

Under $25k
6%
$25k–50k
8%
$50k–75k
8%
$75k–100k
13%
$100k–150k
22%
$150k–200k
17%
Over $200k
26%
Employment & Commute

How People Get to Work

Drove Alone
73%
Public Transit
1%
Walked
1%
Work From Home
25%

Commute Time

Under 15 min
26%
15–30 min
36%
30–45 min
16%
Over 45 min
23%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
0%
1960s–1970s
1%
1980s–1990s
32%
2000+
66%

Summary

Total Units5,300
Vacant86
Owner Occupied51.8%
Renter Occupied48.3%
Avg HH Size2.66
Frequently Asked Questions
ZIP code 20166 is in Sterling, VA, in Loudoun County.
ZIP code 20166 is located in Virginia (VA).
ZIP code 20166 is in Loudoun County, VA.
ZIP 20166 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 20166 is 13,854 people (ACS 2023).
The median household income in ZIP code 20166 is $135,246 (ACS 2023).
The median home value in ZIP 20166 is $576,400 (ACS 2023).
About ZIP Code 20166

ZIP code 20166 is located in Sterling, Virginia, within Loudoun County. With a population of 13,854, this is a lightly populated ZIP code with a relatively young community — the median age is 34.5 years. Economically, 20166 is a upper-middle-income ZIP code: the median household income of $135,246 is significantly above the national average.

Real estate in ZIP code 20166 represents a premium housing market. The median home value of $576,400 is more than double the national average. Renters can expect to pay around $2,227 per month in median rent. The area has a relatively balanced mix of owners (51.8%) and renters (48.3%). Median home values have increased by 37% since 2019.

The population of 20166 is racially diverse, with White as the largest group at 35.5%. Residents are highly educated — 71.9% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 4.2%. Household income has grown by 20% since 2019.

The unemployment rate in 20166 stands at 3.0%, which is below the national average. About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 65%.

Overall, ZIP code 20166 in Sterling, VA is characterized as upper-middle-income, highly educated, and a relatively young community. With 13,854 residents, a median household income of $135,246, and a median home value of $576,400, it offers a clear picture of life in this part of Virginia.