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Property Line Data for San Mateo, CA

Check property line data for any address in San Mateo.

2870 possible sources, 11 confirmed in this area verified Oct 7, 2026

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Confirmed property line data sources in San Mateo

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    Real Estate Parcels Analysis
    ocgis.com

    No description available

    Supports Smart Query Download data
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    Petaluma River OWTS Parcel Lookup Map MIL1
    gispublic.waterboards.ca.gov

    No description available

    Supports Smart Query Download data
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    Fire Hazard Zone
    concordgis.ci.concord.ca.us

    Set up for use in Accela web, no data editing set up for ROW Permits

    Supports Smart Query Download data
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    Hayward Web App
    City of Hayward

    Hayward Web Map map service

    Supports Smart Query Download data
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    Parcelization
    tiles.arcgis.com

    This dataset is available for download from: Parcelization (File Geodatabase)Parcelization, a measure of size and density of parcels in a localized area, is a development feasibility factor that is used in evaluating substations’ ability to support new utility-scale resources in long-term energy planning. A statewide dataset of parcel boundaries are used to develop this index. The parcels are converted into a 90-meter raster, containing values of a unique identifier reflective of Parcel APN. A focal statistics tool is used to count the number of unique parcels within a 0.5 mile radius of each parcel. This output is provided here and is an intermediate output to the final parcelization map. Users who wish to use this information to produce the final map should overlay parcel boundary data and extract the mean raster value within each parcel.  The map is limited to the area considered with solar technical resource potential after a minimum set of land-use screens (referred to as the Base Exclusions) has been applied.   More information on the methods developing this dataset as well as the main use of this dataset in state electric system planning processes can be found in a recent CEC staff report and workshops supporting the resource-to-busbar mapping methodology for the 2024-2025 Transmission Planning Process.

    Supports Smart Query Download data
  • Map layer preview Map layer preview 500
    Parcels · urban design database 1bed9fdd-7d40-49d1-bbfa-9dca59665878
    services1.arcgis.com

    No description available

    Supports Smart Query Download data Custom styling
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    temp_VacantParcels09132022
    services5.arcgis.com

    Vacant parcels based on client provided APN's

    Supports Smart Query Download data Custom styling
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    Foster City Parcels
    services7.arcgis.com

    Parcels with zoning

    Supports Smart Query Download data Custom styling
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    San Mateo Parcels
    services2.arcgis.com

    Current Development Projects for the City of San Mateo. IN STUDY AREAS ONLY

    Supports Smart Query Download data Custom styling
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    Cannabis600ft Buffer
    maps.belmont.gov

    This service supports the public-facing application in AGO.

    Supports Smart Query Download data

Imagery: USDA NAIP; Esri, Maxar, Earthstar where NAIP has none

Frequently asked questions

Is property line data available for San Mateo, California?
Yes. 11 public GIS sources have confirmed property line data inside San Mateo. Each one can be viewed on the interactive map on this page.
Where does the property line data come from?
Sources are public GIS services published by counties, cities, utilities, and state or federal agencies. Each result on this page names its provider.
Can I view the data by address?
Yes. Search any address in San Mateo on the map to zoom there, then load the layers you need.

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