County Surveyor

County Surveyor - Edward M. Reading

1879 Map of San Luis Obispo County

The County Surveyor’s Office is responsible for maintaining accurate land survey records for the County of San Luis Obispo.

What we do:

  • Review subdivision maps and documents for conformance with state and county law.
  • Review Records of Survey and Corner Records for conformance with state and county law.
  • Maintain records and indexes of survey related documents as required by state law.
  • Provide survey related information to the public.
  • Prepare, review and approve various district boundaries for the Local Agency Formation Commission (LAFCO).
  • Provide survey monument preservation research for county capital improvement projects.
  • Provide Right-of-Way information for the Department of Public Works.
  • Provide land surveying services to other County departments.

What we don't do:

  • Surveys for private property owners
  • Recommend private Surveyors
  • Private property easement research

Services we offer:

Links to other useful sites:


For more information please contact the County Surveyor:

Edward M. Reading, PLS 8081
E-mail Address: [email protected]
Phone Number: 805-781-5265

Contact Public Works via web form, email, or call us at (805) 781-5252.