Residential delivery area · Virginia
ZIP Code 22042: West Falls Church (Falls Church), VA
ZIP code 22042 is in West Falls Church (postal name Falls Church), Virginia, entirely in Fairfax County (Census 2020 ZIP-county file). About 35,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Falls Church's 5 residential ZIP codes. Median household income is $138,255 (Census Bureau, ACS 2020-2024). By Census place, its land lies in West Falls Church (76%) and Annandale (11%), and 13% in smaller places.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Falls Church · 5 residential ZIPs
- County
- Fairfax County
- Census places
- West Falls Church (76%) census-designated place; Annandale (11%) census-designated place
- Metro area
- Washington-Arlington-Alexandria, DC-VA-MD-WV
- House districts
- VA-8 (91%), VA-11 (9%) 119th Congress, by share of land
- State
- Virginia
- Time zone
- Eastern
- Land area
- 6.4 sq mi · 5,526 people per sq mi
- PO Box ZIPs
- 22040 also use the name Falls Church
Where is ZIP code 22042?
22042 centers on 38.865°, -77.194° and covers 6.4 square miles of land plus 0.0 of water. It borders 6 ZIP codes: 22046, 22044, 22043, 22003, 22031, 22180.
The map draws ZIP code areas only. For the streets inside 22042, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 22042 compare with the rest of Falls Church?
| Measure | 22042 | In Falls Church | In Fairfax County | In VA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 35,483 | 1st of 5 | 10th of 47 | 71st of 903 |
| Median household income | $138k | 3rd of 5 | 32nd of 46 | 69th of 461 |
| Median home value | $716k | 4th of 5 | 24th of 46 | 50th of 552 |
Its median household income is higher than in 95% of U.S. residential ZIP codes, and it is denser than 95% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 22042?
The 2020 Census counted 34,638 people in 22042; the ACS, which samples households over 2020-2024, estimates 35,483. Between the 2010 and 2020 censuses its population grew 3.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 35,483
- 2020 Census count
- 34,638+3.3% since 2010 (33,537)
- Households
- 12,287
- Median age
- 36.8
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 22042?
Of the 35,483 people the ACS estimates in 22042, 21.7% are under 18 and 14.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (39.4%), then Hispanic or Latino (34.9%).
- Under 1821.7%
- 18 to 6464.0%
- 65 and older14.3%
- White, not Hispanic39.4%
- Hispanic or Latino34.9%
- Asian, not Hispanic16.7%
- Other or two or more5.2%
- Black, not Hispanic3.9%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 22042 earn?
Median household income is $138,255 (ACS 2020-2024), the 32nd highest of the 46 ranked ZIP codes in Fairfax County. It is not measurably different from 2015-2019 ($132,541 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $138,255
- Income per person
- $62,036
- Below the poverty line
- 7.7%
- Unemployed (of the labor force)
- 4.7%
- Adults 25+ with a bachelor's degree
- 53.7%
- Adjusted gross income per tax return, 2022
- $101,37118,100 returns; wages 72% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 22042?
FHFA's house price index for 22042, built from repeat sales and appraisals of the same homes, rose 57% from 2015 to 2025 and rose 31% from 2020 to 2025, and moved +3.6% in 2025.
- Median home value (owners' estimate)
- $715,800
- Median gross rent
- $2,149
- Homes owned by their occupants
- 67.0%
- Housing units
- 12,754
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 22042?
843 business establishments had a location in this ZIP code in 2023, 41 fewer than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services169
- Accommodation and food services102
- Health care and social assistance100
- Construction84
- Other services (except public administration)83
- Retail trade68
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 22042?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 22046 | Falls Church | 18,169 | $169k | 1.6 mi |
| 22044 | Falls Church | 13,996 | $101k | 2.1 mi |
| 22043 | Falls Church | 25,750 | $146k | 2.5 mi |
| 22003 | Annandale | 57,755 | $139k | 2.7 mi |
| 22031 | Fairfax | 37,276 | $135k | 3.6 mi |
| 22180 | Vienna | 26,568 | $177k | 3.9 mi |
| 22027 | Dunn Loring | 1,939 | $250k+ | 2.6 mi (near) |
| 22213 | Arlington | 4,021 | $199k | 2.7 mi (near) |
| 22041 | Falls Church | 29,183 | $93k | 3.0 mi (near) |
| 22205 | Arlington | 17,738 | $201k | 3.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.