Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/VA/GAINESVILLE

Gainesville ZIP codes, Virginia

Gainesville, VA has 2 ZIP codes (20155 and 20156) and area codes 571 and 703. The largest is 20155.

USPS city name
2 ZIP codes
Overlapping the city
2 more
Population
18,196
Area codes
571, 703

NANPA lists no telephone rate centre for Gainesville itself, so these are the area codes of the nearest one, Haymarket (0.9 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Gainesville uses the ZIP codes above. 2 more ZIP codes cover part of the city but are addressed as somewhere else; they are listed separately below.

Gainesville in numbers

About 18,196 people live in Gainesville, in 5,926 households. The median household income is $174,410 a year, 87% above the Virginia median of $93,170 (US: $80,734). The median owner-occupied home is valued at $712,600 (86% above the Virginia median), and median gross rent is $2,283 a month. The median age is 37.2; 58.0% of adults 25 and over hold a bachelor's degree or higher (42.2% across Virginia); the average commute takes 35 minutes.

Population18,196Gainesville18,196
Households5,926Gainesville5,926
Median age37.2Gainesville37.2Virginia39.0US 38.9
Median household income$174,410Gainesville$174,410Virginia$93,170US $80,734
Median home value$712,600Gainesville$712,600Virginia$383,700US $332,700
Median gross rent$2,283Gainesville$2,283Virginia$1,579US $1,413
Bachelor's degree or higher58.0%Gainesville58.0%Virginia42.2%US 35.7%
Mean commute34.5 minGainesville34.5 minVirginia27.3 minUS 26.4 min
Population density1,799 / sq miGainesville1,799 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Gainesville CDP. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Gainesville

ZIP codes with the USPS city name Gainesville
ZIP City Type Population Median income Median home
20155 Gainesville , VA Standard 37,486 $164,279 $659,100
20156 Gainesville , VA No street area — — —

Other ZIP codes overlapping Gainesville

These ZIP codes cover part of Gainesville but are addressed as somewhere else.

ZIP codes overlapping Gainesville
ZIP City Type Population Median income Median home
20136 Bristow , VA Standard 32,325 $183,750 $615,600
20169 Haymarket , VA Standard 28,089 $203,051 $729,600

Map of Gainesville ZIP codes

2015520156

The ZIP codes of Gainesville, VA, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Gainesville

The nearest larger towns are Linton Hall (41,876 people, 4.5 mi), Sudley (19,162 people, 7.7 mi) and Manassas (42,976 people, 9.2 mi).

Towns near Gainesville
TownPopulationDistance
Linton Hall 41,876 4.5 mi
New Baltimore 11,919 5.4 mi
Bull Run 16,859 6.6 mi
Sudley 19,162 7.7 mi
Loch Lomond 4,606 8.7 mi
Bull Run 7,823 8.8 mi
Manassas 42,976 9.2 mi
Warrenton 10,176 9.8 mi
Stone Ridge 16,603 10.2 mi
Yorkshire 9,782 10.4 mi
South Riding 34,352 10.7 mi
Manassas Park 16,798 10.9 mi
Centreville 71,706 11.4 mi
Marshall 3,219 11.6 mi

More nearby: every ZIP code in Prince William County · Virginia ZIP codes

Cite this page

zipcodes.pro. “Gainesville, VA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/va/gainesville

Underlying data is public domain or openly licensed — sources, vintages and licences.