ZIP Codes of Falls Church City County, VA

Population & People
Population & People
Total Population
18,169
Household Income
Household Income
Median Income
$168,882
Housing
Housing
Total Housing Units
7,419
Business & Economy
Business & Economy
Total Businesses
837
Employment
Employment
Employment Rate
68.29%
Education
Education
Bachelor's Degree+
77.11%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 2 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:2 ZIP Codes (1 Standard, 1 PO Box, 0 Unique) [See All]
Area Codes:571 / 703
Timezone:Eastern (GMT -05:00)
Local Time:2:14:09 PM
Population:18,169 [See All]
FIPS:51610
CBSA:Washington-Arlington-Alexandria, DC-VA-MD-WV
Land Area:3 sq mi
Coordinates:38.8885, -77.1821
Quick Link:
https://www.zip-codes.com/county/va-falls-church-city.asp
Need Falls Church City data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Most educated county in America
77.1% of adults 25+ hold a bachelor's degree+.
#7 highest-income county in America
Average median income across ZIPs: $168,882.
Virginia's priciest housing
Average median home value: $1,014,700.
Among Virginia's 5 densest counties
6,516 people per square mile (#3 statewide).

Standout ZIPs in this County


Most Populous
Falls Church · 18,169 people
100.0% of county total
Highest Income
Falls Church · $168,882 median
1.0× county average
Largest Land Area
Falls Church · 2.8 sq mi
Spans the most ground
Fastest Growth
Falls Church · 8.9% (10-yr)
16,691 → 18,169 residents
Most Educated
Falls Church · 77.1% bachelor's+
9,630 of 12,489 adults 25+

Things worth knowing about Falls Church City County


18,169 residents live across 2 ZIPs covering 3 sq mi, served by 1 distinct USPS-recognized cities.

Population moved from 16,691 to 18,169 from 2014 to 2024 — a +8.9% change. 1 ZIPs gained residents, 0 lost.

The county's wealthiest ZIP 22046 (Falls Church, $168,882 median) and poorest ZIP 22046 (Falls Church, $168,882) are 0.0 miles apart — a 1.0× income gap across local geography.

Within Virginia, this is the #85 most populous of 134 counties and ranks #2 for median household income with the #31 fastest decade growth .

On the national stage, Falls Church City County is ranks #7 for income .

Weighted by population, the typical household earns about $168,882 across the county — reflecting what a typical resident sees, not a simple ZIP average.

77.1% of adults age 25+ hold a bachelor's degree or higher (9,630 of 12,489 reporting).

1 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Falls Church City County


Higher-education hub

1 ZIP in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.

Falls Church
77.1%
18,169 residents

All ZIP Codes in Falls Church City County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
22046Falls ChurchStandard18,169$168,8822.88.9%
22040Falls ChurchPO Box0.0

Adjacent & Nearby Counties