Linganore is a census-designated place (CDP) in Frederick County, in the U.S. state of Maryland. It consists of the area around Lake Linganore, a residential community governed by a homeowners association, located east of the city of Frederick. As of the 2020 census the CDP had a population of 12,351. Prior to 2010, the area was part of the Linganore-Bartonsville CDP. The mailing address for the area is Lake Linganore, with a ZIP code of 21774.

Geography

The community is in eastern Frederick County, on both sides of Linganore Creek, a west-flowing tributary of the Monocacy River and part of the Potomac River watershed. The neighborhoods of the community surround Lake Linganore, an impoundment on the creek, and extend south to Interstate 70, between New Market to the east and Bartonsville and Spring Ridge to the west. Downtown Frederick is west of the center of Linganore.

According to the U.S. Census Bureau, the Linganore CDP has a total area of , of which is land and , or 4.15%, is water.

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2020 census

As of the 2020 census, Linganore had a population of 12,351. The median age was 36.5 years. 30.3% of residents were under the age of 18 and 9.7% of residents were 65 years of age or older. For every 100 females there were 96.2 males, and for every 100 females age 18 and over there were 93.0 males age 18 and over.

98.7% of residents lived in urban areas, while 1.3% lived in rural areas.

There were 4,049 households in Linganore, of which 48.7% had children under the age of 18 living in them. Of all households, 70.5% were married-couple households, 8.9% were households with a male householder and no spouse or partner present, and 16.3% were households with a female householder and no spouse or partner present. About 13.1% of all households were made up of individuals and 5.6% had someone living alone who was 65 years of age or older.