ZIP Code 20172 in Herndon, VA

Data Last Updated: February 1, 2026
City:Herndon, Virginia
County:Fairfax County
Timezone:Eastern (GMT -05:00)
Local Time:9:51:19 PM
Population:No Population Data
Area Codes:571 / 703
Classification:PO Box
Coordinates:38.9209, -77.3953
Quick Link:
https://www.zip-codes.com/zip-code/20172/zip-code-20172.asp

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20172 - Herndon, VA

ZIP Code 20172, Herndon

Small Town Unique ZIP No Census Data
LocationFairfax County, VA
Area0 sq mi Single Point
Delivery Points779 (343 businesses)
PO Boxes436
ZIP CreatedBefore Oct 2004
Enclosed InZIP Code 20170
Key Facts
  • This is a PO Box-only ZIP code with 436 boxes serving the Herndon area in Fairfax County, Virginia
  • Business addresses make up 343 of the 436 total addresses (79%), indicating this facility primarily serves commercial customers
  • The post office is located on Grove Street and operates within the boundaries of ZIP code 20170
  • All 131 street delivery records are concentrated on a single location (Grove Street units), representing the post office building itself
  • The ZIP code has two distinct carrier routes designated for city delivery, though these serve the PO Box facility rather than residential neighborhoods

Business-Focused Mail Service

The facility supports a substantial business presence. With 343 commercial box holders and only 436 total boxes, nearly 79% of the address records serve businesses rather than residential customers. The ZIP code sits within the larger 20170 ZIP code area, which handles the actual street delivery for Herndon's residential neighborhoods. This arrangement is typical for growing suburban areas in the Washington, DC metro region, where dedicated PO Box facilities help separate high-volume business mail operations from residential carrier routes.

Street Name Patterns

Single Location

The single street address represents the post office facility itself on Grove Street, with 131 unit designations corresponding to the internal box organization system.

Nearby Areas

Herndon Reston Rockhill Center Estates Forest Ridge Grovewood

Business & Employment Statistics


ZIP Code 20172 supports both business and residential activity. According to the Business Census (2024), there are 8 business establishments, employing about 16 people with an annual payroll of $1,351,000.

# Residential Mailboxes:0Source: USPS
# Business Mailboxes:0Source: USPS
Total Delivery Receptacles:6,323Source: USPS
Single Family Delivery Units:0Source: USPS
Multi Family Delivery Units:0Source: USPS
# of Businesses:8Source: CBP
1st Quarter Payroll:$375,000Source: CBP
Annual Payroll:$1,351,000Source: CBP
# of Employees:16Source: CBP

Geography, Land Area, & Statistical Classifications


ZIP Code 20172 is located in Fairfax County, Virginia, within the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area (CBSA 47900) and Virginia's 11st Congressional District. This Metro area has a population of 5,582,170 people, about 0.00% of whom live in ZIP Code 20172, and is subdivided into the Arlington-Alexandria-Reston, VA-WV division. It covers 0 sq mi of land and a water area of 0 sq mi.

CBSA Name:Washington-Arlington-Alexandria, DC-VA-MD-WVSource: Census
CBSA Number:47900Source: Census
CBSA Type:MetroSource: Census
CBSA Division:Arlington-Alexandria-Reston, VA-WV (CBSA Div 11694)Source: Census
CBSA Population:5,582,170Source: Census
MSA:Washington-Baltimore, DC-MD-VA-WV CMSASource: Census
Land Area:--Source: Census
Water Area:--Source: Census
Congressional District:11Source: USPS
Congressional Land Area:185.09 sq miSource: Census
PMSA:Washington, DC-MD-VA-WV PMSASource: Census
Intro Date:< 2004-10Source: ZIP-Codes.com
Place FIPS Code:5136648Source: Census
Place Name:Herndon town; VirginiaSource: Census

Adjacent & Nearby ZIP Codes


20175 | | 20171

Schools in ZIP Code 20172


We could not locate which school district 20172 belongs to, but we will update this once new district data is released. There are 0 public schools with a nearby mailing address, but we have located 5 public schools nearby. There are however 1 private school(s). It also has 6 colleges, universities or post secondary education institutions nearby which would be a short commute to.

Fox Mill Elementary 2611 Viking Dr
Herndon, VA 20171
District: Fairfax County Public SchoolsNearby
Oak Hill Elementary 3210 Kinross Circle
Herndon, VA 20171
District: Fairfax County Public SchoolsNearby
Carson Middle 13618 Mclearen Road
Herndon, VA 20171
District: Fairfax County Public SchoolsNearby
Floris Elementary 2708 Centreville Rd
Herndon, VA 20171
District: Fairfax County Public SchoolsNearby
Franklin Middle 3300 Lees Corner Rd
Chantilly, VA 20151
District: Fairfax County Public SchoolsNearby
Montessori Country School 621 Alabama Dr
Herndon, VA 20172
District: Private School

Colleges & Post Secondary Schools near ZIP Code 20172


Dermal Science International Aesthetics And Nail Academy 11425 Isaac Newton Square, Suite 200
Reston, VA 20190
Type: Post Secondary
Divine Mercy University 45154 Underwood Lane
Sterling, VA 20166
Type: Post Secondary
Fairfax University Of America 4401 Village Drive
Fairfax, VA 22030-0000
Type: Post Secondary
Avi Career Training 10130-A Colvin Run Rd
Great Falls, VA 22066
Type: Post Secondary
George Mason University 4400 University Dr
Fairfax, VA 22030-4444
Type: Post Secondary
Columbia College 8620 Westwood Center Drive
Vienna, VA 22182
Type: Post Secondary

Sources & References


Our sources include trusted federal and licensed data from the United States Postal Service, U.S. Census Bureau, U.S. Geological Survey, Centers for Medicare & Medicaid Services, and the National Center for Education Statistics, along with proprietary datasets created by ZIP-Codes.com. Data last updated on February 1, 2026.

  1. U.S. Postal Service [Last Updated: 2/1/2026], https://www.usps.com
  2. ZIP-Codes.com Proprietary Data Enhancements [Updated: 2/1/2026], https://www.zip-codes.com
  3. U.S. Census [Updated: Varies], https://www.census.gov
    • U.S. Census Office of Management and Budget [Updated: As Released]
    • U.S. Census 2020 Demographic & Housing Characteristics (DHC) [Decennial] [Updated: 5/25/2023]
    • U.S. Census 2011-2024 American Community Survey 5-year estimates (ACS) [Annually] [Updated: Annually, As Released]
    • U.S. Census Business Patterns (CBD) [Annually] [Updated: Annually, As Released]
    • U.S. Census American National Standards Institute (ANSI) [Updated: As Released]
  4. U.S. Geological Survey [Updated: Varies], https://www.usgs.gov
  5. Centers for Medicare & Medicaid Services [Updated: Annually, As Released], https://www.cms.gov
  6. National Center for Education Statistics [Updated: 2/1/2026], https://nces.ed.gov