Land Claims
Oak Grove Established 1890
The Oak Grove town site was first platted in 1890 from the original Creighton and Crow donation land claims (DLCs) of the 1840s and 1850s.
Jacob Risley Donation Land Claim 1850
Orville Risley assigns his Provisional Land Claim to his son, Jacob
George Crow Land Claim 1850
Orville Risley Land Claim 1848
Orville Risley files his Provisional Land Claim in Clackamas Co.