Baltimore Monthly Meeting was the successor of the original Patapsco Meeting which had been established in 1679 under Cliffs Monthly Meeting. In 1739 it came under the care of Gunpwder Monthly Meeting. In 1781, when it moved to a new location at the southeast corner of Aisquith and Fayette streets in Baltimore City, it became known as Baltimore Meeting, as well as Old Town Meeting. It became a Preparative Meeting by 1776, and in 1792, became a Monthly Meeting and was united with Elk Ridge Preparative.