California Maps and Data
Digital Data Availability Summary
Due to project constraints, a comprehensive assessment of the availability of spatial data from all statewide and local sources for California was not completed for the current iteration of this toolkit.
GIS Portals
- California Digital Conservation Atlas. (web site) Online maps and services.
- California Environmental Resource Evaluation System. (web site) Search for digital environmental information, including spatial data.
- California Spatial Information Library (web site). Data collections, online mapping, and other GIS resources.
Submerged Lands
No data found.
Ownership
Submerged Lands Parcels
General Property and Parcel Data
| Data |
California Parcel Data |
| Access |
Fee-based service: download or search and view online. Based on AutoDesk Map 3D. (web site) |
| Detail |
Current GIS parcel data and boundaries maintained in cooperation with all 58 California counties. Data has been standardized across all counties. |
| Distributor |
County Direct Data |
| Data |
California Parcel Data Clearinghouse |
| Access |
Project in development. No data currently available. (web site) |
| Detail |
Purpose is to allow counties to post basic parcel information and the public to download reference parcel information. |
| Distributor |
Project is housed in CaSIL’s GISForge, a service to GIS developers. |
Public and Conservation Lands
| Data |
Public, Conservation and Trust Lands |
| Access |
Download ESRI shapefiles or geodatabase. (web site) |
| Detail |
Lands owned by public, trust, and non-profit groups in the state. Not for boundary or parcel determination. Current to 2005. |
| Distributor |
California Spatial Information Library. |
| Data |
California Managed Areas. |
| Access |
View online interactive map: ICEMAP2. (web site) |
| Detail |
This layer depicts land ownership and management of California, distinguishing local, state, and federal jurisdictions from private lands and delineating areas managed for the long-term maintenance of natural ecological processes and biodiversity. This layer therefore contains attributes both for ownership and for the level of biodiversity protection. Developed by the UC Santa Barbara Biogeography Lab. (Link to detailed metadata is broken, 9/2007.) |
| Distributor |
Information Center for the Environment. |
| Data |
Government Land Ownership. |
| Access |
View online interactive map. (web site) |
| Detail |
Classification (by government agency) of publicly-owned land in California. (Link to detailed metadata is broken, 9/2007.) |
| Distributor |
Information Center for the Environment. |
| Data |
California Statewide Property Inventory. |
| Access |
Search non-spatial online database. (web site) |
| Detail |
State-owned and state-leased property. Current. |
| Distributor |
California Department of General Services. |
| Data |
Real Property Inventory: Comprehensive Parcel List by Name. |
| Access |
Photocopy document at UC Irvine Library. (web site) |
| Detail |
List of real property ownership in the southern coast bioregion, developed by California Department of Fish and Game. 1995. |
| Distributor |
California Environmental Information Catalog. |
Leases and Other Use Authorizations
Aquaculture and Shellfish
| Data |
California Statewide Property Inventory. |
| Access |
Search non-spatial online database. (web site) |
| Detail |
State-owned and state-leased property. Includes kelp bed leases and presumably includes any other submerged lands live-resource and aquaculture leases. Current. |
| Distributor |
California Department of General Services. |
Other Use Authorizations
| Data |
California Statewide Property Inventory. |
| Access |
Search non-spatial online database. (web site) |
| Detail |
State-owned and state-leased property. Includes kelp bed leases and presumably includes any other submerged lands live-resource and aquaculture leases. Current. |
| Distributor |
California Department of General Services. |
Local Parcel Information
All county sites facilitate parcel property characteristics search by using either the parcel number or street address. Some counties appear to have no data available electronically, as noted in comments. California Government code section 6254.21 prohibits the displaying of names and addresses on government websites.
Alameda County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Availability of data not assessed. |
Contra Costa County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Availability of data not assessed. |
| Other Data |
County map can be zoomed in on, but no ownership information is available. (Web site) |
Del Norte County
| Deed Records |
No obvious online information. (Web site) |
| Assessment Data |
See above. |
| Parcels |
See above. |
Humboldt County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Availability of data not assessed. |
| Other Data |
Information on downloadable GIS data. (Web site) Specifics on accuracy etc., coastal zone metafile information. (Web site) or (Web site) |
Los Angeles County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Availability of data not assessed. |
| Other Data |
Broad Beach Public Easement Map, California Coastal Commission, Public Access Program, July 2004. (Document Download) City of Malibu Local Coastal Program zoning, ESHA overlay and other LCP maps. (Document Download) |
Marin County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Assessor's Records. (Web site) |
| Parcels |
Availability of data not assessed. |
Mendocino County
| Deed Records |
No obvious electronic resources. (Web site) |
| Assessment Data |
See above. |
| Parcels |
See above. |
Monterey County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Assessor map page index. (Web site) |
| Parcels |
Parcel map characteristics online request form. (Web site) |
Napa County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Availability of data not assessed. |
Orange
| Deed Records |
Web site. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Availability of data not assessed. |
San Diego County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Web site. |
San Francisco
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Parcel number, address, zoning, parcel size. (Web site) |
San Luis Obispo
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
|
| Parcels |
Web site |
San Mateo County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Availability of data not assessed. |
| Other Data |
GIS mapping system with built-in viewer; no easy access to parcel number. (Web site) |
Santa Barbara County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Availability of data not assessed. |
Santa Clara County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Availability of data not assessed. |
Santa Cruz County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Web site. |
Solano County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Look up property on a map, very nice image of actual zoning map with parcel number. (Web site) or (Web site) |
Sonoma County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Web site. |
| Parcels |
Availability of data not assessed. |
Ventura County
| Deed Records |
Availability of data not assessed. |
| Assessment Data |
Availability of data not assessed. |
| Parcels |
Web site. |
