Randallstown is an unincorporated community and census-designated place in Baltimore County, Maryland, United States.

At that time, Randallstown was a tollgate crossroads on the Liberty Turnpike, a major east–west thoroughfare.

[citation needed] Choate House was listed on the National Register of Historic Places in 1989.

[5] According to the United States Census Bureau, the CDP has a total area of 10.3 square miles (27 km2), all land.

23.8% of all households were made up of individuals, and 7.4% had someone living alone who was 65 years of age or older.

Randallstown was founded in the 1700s by two brothers from England, Thomas and Christopher Randall.

There is no bus link between Randallstown and nearby Carroll County, in part due to longstanding opposition to inter-county public transit from Carroll County officials and residents.