Oregon Historical County Records Guide
Union County Records Inventory
Land Subdivision Records
Series documents the subdividing and partitioning of land within the county. Records include survey notes, correspondence, photographs, satisfaction of agreements, maps of subdivided and partitioned land, and contracts and permits. Information includes subdivision names; lot, street, and alley dimensions; and township, range, and section numbers of land to be subdivided or partitioned.
Town and subdivision plats dating from 1864 to circa 1890 are also in the Deed Record (Deeds and Indexes).
Records at the Chaplin Building, Clerk's Resource Room:
Index to Town Plats [indexes subdivisions and partitions including surveys], 1865-present (1 volume);
Subdivisions & Plats [includes partitions], 1864-2002 (4 inches of microfilm jackets);
[Survey Register-by township and range or subdivision], ca.1960-1989 (1 binder);
[Town, Subdivision, and Partition Plats], 1864-present (ca.1350 plats);
Union County Survey Index Subdivisions, ca.1922-present (1 volume of computer printouts);
Union County Survey Index Township and Range [also refers to corner monumentation, road surveys, partitions, and subdivisions], ca.1885-present (1 binder of computer printouts);
Union County Surveys and Partitions [Chronological Register], n.d.-1999 (1 binder).
Records at the Chaplin Building, Planning Department Office:
[Land Use Action Case Files-includes subdivisions, partitions, and other actions], ca.1961-present (70 cu.ft.);
Legal Description [Land Use Action Case File Index Cards-includes subdivision and partition information], ca.1961-2000 (.50 cu.ft.);
Ownership [Land Use Action Case File Index Cards-includes subdivision and partition information], ca.1961-2000 (.50 cu.ft.);
Union County Zoning, Partition Subdivision Ordinance Old Language, 1983-1996 (.10 cu.ft.).
Records at the Chaplin Building, Planning Department Director's Office:
Union Co. Zoning & Partition Ord. [County Ordinances], 1964-1977 (.35 cu.ft.);
Union Co. Zoning, Partition Subdivision [County Ordinances], 1977 (1 binder).
Records at the Chaplin Building, Planning Department Office, Counter Area:
Union County Zoning, Partition & Subdivision Ordinance, ca.1977-present (1 binder).
Records at the Union County Law Enforcement Services Building, Microfilm
[Maps-Subdivision and Partition Plats-includes some survey maps], ca.1865-ca.1997 (3 reels of microfilm);
Microfilm Reels Index Book [Index to Town Plats], 1865-1995 (1 reel of microfilm);
Partition Plats, 1990-2002 (1 reel of microfilm);
[Plat Book of Towns-includes subdivisions], vol. 1-3, 1865-n.d. (1 reel of microfilm);
Subdivisions [Plats], 1864-2002 (1 reel of microfilm).