Rose Hill Timeline

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

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
1984 - Master Plan Revision
1986 - Manor upstairs Domestic's Bedroom exhibit opens
1988 - All Manor upstairs, including the Children's Bedroom exhibit, opens

1732 - Born in Calvert County, Maryland
1753 - Admittance to the Maryland Bar
1760 - Admittance to the Frederick County Bar
1762 - Delegate to the Provincial Assembly in Annapolis on the Committee for the Construction of the Maryland State House
1766 - Marries Ann Jennings
1774 - Delegate to the 1st Continental Congress
1775 - Nominates George Washington to become the Commander in Chief of the Continental Army
1776 - Becomes Commander of the Maryland Militia
1777 - Elected by Congress as Maryland's 1st Governor
1778 - Purchases 225 acres of land known as Rose Garden in Frederick and changes the name to Rose Hill
1779 - Purchases land north of Frederick, named Richfield, where he builds his Frederick County home
1780 - Becomes Member of the Maryland State Legislature
1785 - Becomes President of the Potowmack River Project
1788 - Gives Rose Hill to his daughter
1791 - On the Board to develop the Federal city; he was the 1 to 1st recommend that the city be called Washington
1791 - Becomes an Associate Justice of the Supreme Court and authors the 1st opinion
1800 - Gives a eulogy for George Washington at the Frederick memorial service on February 22, which becomes his last act in public service
1800 - Listed on the 1800 census as living at Rose Hill Manor in Frederick with his daughter and her family
1819 - Dies at age 87 at Rose Hill and is buried in Mt. Olivet Cemetery in Frederick, MD