Oregon Historical County Records Guide
Washington County Records Inventory
Surveyor Field Notes and Plats
1850-[ongoing]
Series documents surveys of county land by the county or licensed professional surveyors. Records include log books, field notes, and plats. An index may also be included. Information includes survey dates; who the survey was for; donation land claims; township, range, section, and survey numbers; a history of previous surveys made for the area; descriptions of land, vegetation, and soil; landmarks; metes and bounds of tracts surveyed; and surveyor's names. Plats also include corner restoration marks, scales, dates created and filed, and donation land claim owners.
The searchable iSpirits research tool includes images of land survey plats.
Records at the Public Services Building, Suite 200, Survey Division Vault:
County Surveys [Plats], no. 812-30812, ca.1888-present (ca.47 cu.ft.);
Field Book Index [by township and range], ca.1870-ca.1957 (.35 cu.ft.);
Field Notes Government Surveys Donation Land Claims [with index], vol. 2, 1879-1913 (1 volume);
[Field Notes Government Surveys Sections-with index], vol. 1, 1851-1888 (1 volume);
Field Notes of Donation Claims Public Surveys [with index], 1855-1882 (1 volume);
Gov. Field Notes of Donation Claims and Public Surveys, 1852-1855 (1 volume);
Index [Survey Visual Index Maps], n.d. (1 volume);
Plat Book [County Survey-includes field notes], vol. 5-8, ca.1900-ca.1974 (4 volumes);
Plat Book [County Survey], vol. 3-4, ca.1911-ca.1950 (2 volumes);
Record of County Surveys [no. 1-112], vol. A, 1856-1866 (1 volume);
Record of Plats [County Surveys], vol. 1-2, 1882-1937 (2 volumes);
Record of Private Surveys [no. 3250-15377], vol. 1-16, 1947-1974 (16 volumes);
Record of Surveys [Register and Notes-title varies], vol. A-L, 1856-1998 (12 volumes);
[Survey Field Books-includes notes by Barrows, Barber, Barney, Bosworth Chandler, Gale, Graham, Hobbs, Huson, Jensen, Lomax, Meacham, Mills, MacIntyre, McGee, Morill, Newell Gossett & Walsh, Reiter, Walker, Wilkes, and county surveyors-with index], ca.1870-present (ca.10 cu.ft.);
[Visual Index Plats-to surveys, road surveys, vacations, and related information], ca.1852-ca.1996 (3 volumes).
Records at the Public Services Building, Suite 200, Survey Division Main Office:
General Land Office [United States Bureau of Land Management Microfiche Records-includes rectangular notes, mineral claim notes, and Donation Land Claim notes], ca.1850-ca.1998 (8 inches of microfiche);
Surveys [County], no. CS1-CS29787, 1856-2004 (35 inches of microfiche).
Records at the Public Services Building, Suite 200, Survey Division Public Research Area:
A-File [Survey Plats-large scale], ca.1953-present (ca.1.50 cu.ft.);
Section Maps [indexes subdivisions, condominiums, partitions, dedications, vacations, city limit boundaries, and county road numbers], ca.1990-present (ca.6 cu.ft.).
Records at the Walnut Street Center Complex, Building E, County Historical Records Vault:
Timber Land Plat Books, 1926 (15 volumes).
Records at a Related Web Site:
Online Land Records [includes various federal land survey records related to Oregon such as survey plats and field notes, mineral surveys, and historical indices], ca.1850-present (Bureau of Land Management).