Orange County Survey

  • News Image


    The County Service Center (CSC) now open to the Public. To avoid waiting in-line we encourage you to continue using our online services accessible 24/7 at


  • News Image

    GIS Open Data

    OC Public Works, a County of Orange department, provides innovative services and infrastructure projects on a regional basis to unincorporated areas, to cities and to other County agencies and departments. The department protects and enriches communities through efficient...


  • News Image

    Survey Applications, Permits, and Payments.

    Connecting Residents with Services. OC Public Works is pleased to offer residents, businesses, and visitors easy access to navigate County services through myOCeServices 24 hours a day, 7 days a week! Orange County Public Works’ new Land Management System will empower...
    ( View PDF )


OC Survey

Provides innovative surveying and mapping services that support the public’s land-use needs and the design and construction of projects throughout the County. This includes supporting the acquisition and sale of property, maintenance of land information and geographic information systems for all parcels within the County.

Core Services

Map Check and Right-of-Way Services

Provides subdivision map checking services, determines parcel boundaries and acreage, reviews annexation documents and maps and assists the public survey records research. Also prepares real estate property records, processes real property transactions and assists Investigations and Inspections in the analysis of claims.

Survey Business Services

Manages service procurement and contracts, map checking services for cities, the County’s parcel-level digital basemap of over 687,000 subdivision parcels (Landbase) and other general survey administrative activities.

Geospatial Services

Manages land information systems, geodetic control and Geographic Information System (GIS) activities, including creating interactive GIS maps for easier public access to project information. Also captures aerial images using unmanned aerial vehicles (drones) to document project site conditions and create innovative 3D modeling.

Field Services

Manages alignment analysis and various land surveys, such as real property boundaries, claims investigation, construction, deformation, GPS and high definition.