Aspen Hill is a census-designated place and an unincorporated area in Montgomery County, Maryland, United States.

[3] The community name is derived from aspen trees that once were found near the first post office in the area.

The post office was located in a general store on what was then known as the Washington-Brookeville Pike (now the intersection of Connecticut and Georgia Avenues) and opened circa 1864.

[4][5][6] Burials at Aspen Hill Cemetery included dogs that had served the during World War I as well as the pets of area residents.

[7][8][9] In July 1950, Louis M. Denit sold 517 acres (2.1 km2) of land in Aspen Hill to Gelman Construction Company for about $300,000.

[11] Gelman Construction Company bought the land to build 2,450 three-bedroom ramblers, a shopping center, schools, playgrounds, and churches.

[12] Aspen Hill was one of the locations in which a fatal shooting took place in October 2002 as part of the Beltway sniper attacks.

The United States Census Bureau, defines Aspen Hill as a census-designated place located at 39°6' North, 77°5' West.

Generally speaking, if it is not a part of Manor Country Club or Leisure World, and is south of Norbeck Road and north of Veirs Mill Road, east of Rock Creek and west of Bel Pre Creek or Matthew Henson State Park or Matthew Henson Greenway, the local media consider it to be Aspen Hill.

Aspen Hill is also served by Bel Pre, Flower Valley, and Strathmore elementary schools.

As of 2010, the Hispanic and Latino community in Aspen Hill was predominantly Central American, especially Salvadoran.

Costa Ricans, Panamanians, Argentines, Paraguayans, Uruguayans and Venezuelans each constituted 1% or less of the Latino population.

9% of Aspen Hill's residents were Irish, 9% German, 7% English, 4% Central American, 4% Italian, 4% Subsaharan African 3% Chinese, 3% South American, 3% West Indian, 3% Korean, 3% Polish, 3% Salvadoran, 2% Russian, 2% Indian, 2% Scottish and 2% Jamaican.

People of Vietnamese, Arab, Mexican, French, Greek, Filipino, Scotch-Irish, Welsh, Brazilian, Ukrainian, Peruvian, Haitian, Dutch, Bolivian, Swedish, Puerto Rican, Thai, Guatemalan, Hungarian, Colombian and French-Canadian descent each comprised 1% of the population.