View the interactive story map of Rose Hill Manor; The Land and its Owners HERE
Land & Ownership History
1727 - Benjamin Tasker gets 7,000 acres from Lord Baltimore, which is later sold to Daniel Dulaney
1745 - Daniel Dulaney lays out the plan for Frederick city within the land grant known as Tasker's Chance
1748 - Hans Peter Hoffman purchases from Daniel Dulaney land, that was later to be known as Rose Garden, along the old Georgetown Pike
1764 - George Hoffman inherits Rose Garden
1778 - Thomas Johnson purchases land and renames it Rose Hill
1788 - Thomas Johnson gives land to his daughter, Ann Jennings, on the eve of her wedding to John Colin Grahame
1789-1792 - John Colin and Ann Jennings (Johnson) Grahame Build the manor house
1793 - Grahame purchases Indian Fields, the 202 acres adjacent to Rose Hill
1800 - Thomas Johnson is living at Rose Hill
1833 - Colonel John McPherson, nephew-in-law, purchases Rose Hill following John Colin Grahame's death in order to help Ann Jennings (Johnson) Grahame stay on the property until her death in 1837
1837 - William Slater, owner
1843 - George Slater, owner
1845 - John Wilson, owner
1853 - David O. Thomas, owner
1853 - David O. Thomas, owner
1893 - Margaret (Thomas) Myer, owner
1906 - Noah Cramer, owner
1927 - James Cramer, owner
1957 - Alice (Cramer) Bowman, owner
1964 - 50 acre parcel sold to Frederick County for a school site
Park & Museum History
1968 - Frederick County Commissioners purchased remainder of Rose Hill property (43.3 acres). Funding is received from Program Open Space and Frederick city to establish Rose Hill as the 1st County Park.
1971 - Rose Hill Manor is listed on the National Register of Historic Places
1972 - Rose Hill Manor Park Master Plan Committee develops and adopts a Children's Museum Program for education of elementary school-aged children. The Children's Museum Advisory Board was established and the Manor House 1st floor opened for tours.
1975 - Manor Gardens opens
1976 - Carriage Museum (Robert H. Renneberger collection) opens
1977 - Log Cabin exhibit opens; Farm Museum Association is established
1980 - Blacksmith Shop exhibit opens
1982 - Manor upstairs Master Bedroom and Governor's Study exhibits open