History · Triangle

Triangle’s history is
mostly unwritten

The public archives hold no old photos of Triangle. The rest are in attics, shoeboxes and the historical society. Help start the collection.

0old images & papers

6recent photos

The story so far

from Wikipedia & the U.S. Census

Triangle is a census-designated place (CDP) in southeastern Prince William County, Virginia, United States. The population was 9,589 at the 2020 census. It is bounded to the south by the Marine Corps Base Quantico, which surrounds the town of Quantico. Part of the National Capital Region, it is approximately 32 miles southwest of Washington, D.C.

Between the 2010 and 2020 censuses its population grew from 8,188 to 9,589 (+17%). Half of its homes were built before 1998.

Wikipedia doesn’t have a history of Triangle yet — the old photos, dates and memories neighbors add here are how it gets written.

Intro from Wikipedia, licensed CC BY-SA 4.0. Population and housing: U.S. Census Bureau.

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By decade

Triangle, decade by decade

Before
2000

No old photos in the archives yetWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.

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Today6 photos