Triangle is a

census-designated place A census-designated place (CDP) is a concentration of population defined by the United States Census Bureau for statistical purposes only. CDPs have been used in each decennial census since 1980 as the counterparts of incorporated places, suc ...

(CDP) in Prince William County,

Virginia Virginia, officially the Commonwealth of Virginia, is a state in the Mid-Atlantic and Southeastern regions of the United States, between the Atlantic Coast and the Appalachian Mountains. The geography and climate of the Commonwealth are ...

, United States. The population was 8,188 at the 2010 census. It is bounded to the south by the

Marine Corps Base Quantico Marine Corps Base Quantico (commonly abbreviated MCB Quantico) is a United States Marine Corps installation located near Triangle, Virginia, covering nearly of southern Prince William County, Virginia, northern Stafford County, and southeas ...

, which surrounds the town of Quantico.

Geography

According to the

United States Census Bureau The United States Census Bureau (USCB), officially the Bureau of the Census, is a principal agency of the U.S. Federal Statistical System, responsible for producing data about the American people and economy. The Census Bureau is part of th ...

, the CDP has a total area of 2.6 square miles (6.8 km²), all of it land. It is bounded to the north and west by the town of

Dumfries Dumfries ( ; sco, Dumfries; from gd, Dùn Phris ) is a market town and former royal burgh within the Dumfries and Galloway council area of Scotland. It is located near the mouth of the River Nith into the Solway Firth about by road from t ...

. It is bounded to the west by

Prince William Forest Park Prince William Forest Park is protected forest in the U.S. state of Virginia within Prince William County (and very partially Stafford County), located adjacent to the Marine Corps Base Quantico near the town of Dumfries. Established as Chopa ...

and to the east by the

Potomac River The Potomac River () drains the Mid-Atlantic United States, flowing from the Potomac Highlands into Chesapeake Bay. It is long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map. Retrieved Augu ...

Demographics

As of the

census A census is the procedure of systematically acquiring, recording and calculating information about the members of a given population. This term is used mostly in connection with national population and housing censuses; other common censuses inc ...

of 2000, there were 5,500 people, 2,196 households, and 1,341 families living in the CDP. The

population density Population density (in agriculture: standing stock or plant density) is a measurement of population per unit land area. It is mostly applied to humans, but sometimes to other living organisms too. It is a key geographical term.Matt RosenberPopu ...

was 2,088.5 people per square mile (807.4/km²). There were 2,318 housing units at an average density of 880.2/sq mi (340.3/km²). The racial makeup of the CDP was 61.07%

White White is the lightest color and is achromatic (having no hue). It is the color of objects such as snow, chalk, and milk, and is the opposite of black. White objects fully reflect and scatter all the visible wavelengths of light. White ...

, 28.33%

African American African Americans (also referred to as Black Americans and Afro-Americans) are an ethnic group consisting of Americans with partial or total ancestry from sub-Saharan Africa. The term "African American" generally denotes descendants of ens ...

, 0.49% Native American, 2.87% Asian, 0.11%

Pacific Islander Pacific Islanders, Pasifika, Pasefika, or rarely Pacificers are the peoples of the Pacific Islands. As an ethnic/ racial term, it is used to describe the original peoples—inhabitants and diasporas—of any of the three major subregions of O ...

, 3.58% from other races, and 3.55% from two or more races.

Hispanic The term ''Hispanic'' ( es, hispano) refers to people, cultures, or countries related to Spain, the Spanish language, or Hispanidad. The term commonly applies to countries with a cultural and historical link to Spain and to viceroyalties for ...

or Latino of any race were 7.42% of the population. There were 2,196 households, out of which 33.9% had children under the age of 18 living with them, 40.4% were

married couples Marriage, also called matrimony or wedlock, is a culturally and often legally recognized union between people called spouses. It establishes rights and obligations between them, as well as between them and their children, and between ...

living together, 15.3% had a female householder with no husband present, and 38.9% were non-families. 29.7% of all households were made up of individuals, and 3.6% had someone living alone who was 65 years of age or older. The average household size was 2.50 and the average family size was 3.13. In the CDP, the population was spread out, with 27.8% under the age of 18, 13.2% from 18 to 24, 34.4% from 25 to 44, 18.4% from 45 to 64, and 6.2% who were 65 years of age or older. The median age was 30 years. For every 100 females, there were 102.2 males. For every 100 females age 18 and over, there were 101.1 males. The median income for a household in the CDP was $38,844, and the median income for a family was $43,811. Males had a median income of $32,017 versus $27,722 for females. The

per capita income Per capita income (PCI) or total income measures the average income earned per person in a given area (city, region, country, etc.) in a specified year. It is calculated by dividing the area's total income by its total population. Per capita i ...

for the CDP was $18,982. About 7.1% of families and 8.8% of the population were below the

poverty line The poverty threshold, poverty limit, poverty line or breadline is the minimum level of income deemed adequate in a particular country. The poverty line is usually calculated by estimating the total cost of one year's worth of necessities for ...

, including 11.4% of those under age 18 and 4.9% of those age 65 or over. In the

1950 United States Census The United States census of 1950, conducted by the Census Bureau, determined the resident population of the United States to be 150,697,361, an increase of 14.5 percent over the 131,669,275 persons enumerated during the 1940 census. This wa ...

, Triangle was combined with

Dumfries, Virginia Dumfries, officially the Town of Dumfries, is a town in Prince William County, Virginia. The population was 4,961 at the 2010 United States Census. Geography Dumfries is located at (38.567853, −77.324591). According to the United States ...

to form Dumfries-Triangle. However, the two communities were separated again by the time of the 1960 census.

Government

Triangle is part of

Virginia's 31st House of Delegates district Virginia's 31st House of Delegates district elects one of 100 seats in the Virginia House of Delegates, the lower house of the state's bicameral legislature. District 31 contains portions of Prince William County, Virginia, Prince William County an ...

; , residents are represented by

Elizabeth Guzmán Elizabeth Rosalina Guzmán is a Peruvian-American politician and social worker elected to represent Virginia's 31st House of Delegates district in Virginia's House of Delegates. She serves on the House committees on Privileges and Elections a ...

References

External links

Prince William County Government
*
Dumfries Magisterial District Supervisor

The National Museum of the Marine Corps
{{authority control Census-designated places in Virginia Census-designated places in Prince William County, Virginia Washington metropolitan area