Checked
California Government Data
18,986 open datasets about California from 10 state and local governments and federal agencies.
Datasets
18,986
State government
9,106
County and city
2,693
Federal, about the state
7,187
Open data portals
Official portals run by governments in California
- California Open DataState of California · data.ca.govCKAN4,690
- DataSFCity and County of San Francisco · data.sf.govSocrata668
- LA County Open DataLos Angeles County, California · data.lacounty.govArcGIS Hub620
- Los Angeles Open DataCity of Los Angeles · data.lacity.orgSocrata361
- San Diego County Open DataSan Diego County, California · data.sandiegocounty.govSocrata349
- Oakland Open DataCity of Oakland · data.oaklandca.govSocrata313
- San Jose Open DataCity of San Jose · data.sanjoseca.govCKAN170
- Santa Monica Open DataCity of Santa Monica · data.santamonica.govCKAN82
- Marin County Open DataMarin County, California · data.marincounty.govSocrata46
- Sonoma County Open DataSonoma County, California · data.sonomacounty.ca.govSocrata24
- DataSFCity and County of San Francisco · data.sfgov.orgSocrata668
California datasets
10,000+ datasets
Narrow by topic
Narrow by agency
- Excavation PermitsSan Diego County, California · Public WorksExcavation Permits opened by the Department of Public Works in San Diego County since 2010 (updated daily).CSVJSONXMLUpdated 10/30/2026
- Building Permits - ContractorsSan Diego County, California · Planning and Development ServicesContractors associated with permits issued by Planning and Development Services in San Diego County since 2005 (updated daily). Data published in the BLDS data format (http://permitdata.org)CSVJSONXMLUpdated 10/30/2026
- Building PermitsSan Diego County, California · Planning and Development ServicesBuilding permits in San Diego County, CA issued by Planning and Development Services since 2005 (updated daily)CSVJSONXMLUpdated 10/30/2026
- Construction PermitsSan Diego County, California · Public WorksConstruction Permits opened by the Department of Public Works in San Diego County since 2010 (updated daily).CSVJSONXMLUpdated 10/30/2026
- Discretionary Planning Applications - ParcelsSan Diego County, California · Planning and Development ServicesParcels associated to discretionary planning applications in San Diego County Planning and Development Services since 2005 (updated daily).CSVJSONXMLUpdated 10/30/2026
- TCBMP InspectionsSan Diego County, California · Public WorksTCBMP Inspections completed by the Department of Public Works in San Diego County since 2013 (updates daily)CSVJSONXMLUpdated 10/30/2026
- Meter PoliciesCity and County of San Francisco · Municipal Transportation AgencyA. SUMMARY Dataset has meter daily schedules with hourly rates. B. HOW THE DATASET IS CREATED Data is an extract from SFMTA Meter API process. C. UPDATE PROCESS Dataset is updated daily to reflect any changes in meter operational and rate schedules. D. HOW TO CSVJSONXMLUpdated 10/30/2026Daily
- Planning Department Records - Non-ProjectsCity and County of San FranciscoA. SUMMARY Records from the Planning Department's Accela database, excluding project (PRJ) records. This dataset includes non-project records, but it also include child records related to parent PRJ records. Child records associated with a parent PRJ record ofCSVJSONXMLUpdated 10/30/2026Daily
- Planning Department Records - ProjectsCity and County of San FranciscoA. SUMMARY This dataset is a list of projects and project data captured by PRJ records from the Planning Department's Accela database. Supplemental applications required by the Planning Department to review development projects are captured as related child reCSVJSONXMLUpdated 10/30/2026Daily
- Beach Water Quality MonitoringCity and County of San Francisco · Public Utilities CommissionWorking with the San Francisco Department of Public Health (SFDPH), we jointly administer the beach water quality monitoring program in San Francisco. Both agencies participate in sample collection; the San Francisco Water, Power and Sewer Microbiology LaboratCSVJSONXMLUpdated 10/30/2026Daily
- SFMTA Parking Meter Detailed Revenue TransactionsCity and County of San Francisco · SFMTAParking meter transaction records where each row equals a single transaction by a single customer at a single meter. Subsequent transactions by a customer to extend time, for example, are captured as new transaction record and indicated with a METER_EVENT_TYPECSVJSONXMLUpdated 10/30/2026Daily
- Street Vending PermitsCity and County of San Francisco · Public WorksA. SUMMARY This dataset contains all Street Vendor Permits issued by the Department of Public Works whose status is active or approved including the approximate location of the vendor. B. HOW THE DATASET IS CREATED The dataset pulls permit information from theCSVJSONGeoJSONXMLUpdated 10/30/2026Weekly
- Housing Production - 2005-presentCity and County of San FranciscoA. SUMMARY This dataset includes completed and partially completed building permits that have resulted in the addition or loss of residential units since 2005, through construction of new units, demolition of existing units, or alteration of existing residentiCSVJSONXMLUpdated 10/30/2026Yearly
- Zoning Map - Special Sign Districts - Scenic StreetsCity and County of San Francisco · Planninghttps://codelibrary.amlegal.com/codes/san_francisco/latest/sf_planning/0-0-0-17747CSVJSONGeoJSONXMLUpdated 10/30/2026Daily
- San Francisco Addresses - Enterprise Addressing SystemCity and County of San FranciscoSUMMARY Active base addresses from San Francisco's Enterprise Addressing System (EAS). This dataset does not include sub-addresses, such as units, and does not include a block/lot value for each record. For units and block/lot values, see the Addresses with UnCSVJSONGeoJSONXMLUpdated 10/30/2026Daily
- San Francisco Addresses with Units - Enterprise Addressing SystemCity and County of San FranciscoSUMMARY All active addresses from the City's Enterprise Addressing System (EAS), including sub-addresses, such as units. Includes references to parcel and street centerline data (Note: not all addresses are associated with parcels). Updated nightly. For base aCSVJSONGeoJSONXMLUpdated 10/30/2026Daily
- Linear Assets Maintained by the Recreation and Parks DepartmentCity and County of San Francisco · Recreation and ParksAssets maintained by Rec and Park, represented as lines. These include gates, handrails, fences, etc.CSVJSONGeoJSONXMLUpdated 10/30/2026Weekly
- Functional Areas maintained by Recreation and Parks DepartmentCity and County of San Francisco · Recreation and ParksFunctional areas maintained by the Recreation and Parks Department. A functional area is a physical area within a facility designated for a specific purpose.This includes a mix of recreation areas and non-recreation facilities like roadways, basketball courts,CSVJSONGeoJSONXMLUpdated 10/30/2026Weekly
- Assets Maintained by the Recreation and Parks DepartmentCity and County of San Francisco · Recreation and ParksThe locations of assets like trash cans, picnic tables, benches, etc, operated and maintained by Rec and Park.CSVJSONGeoJSONXMLUpdated 10/30/2026Weekly
- Recreation and Parks FacilitiesCity and County of San Francisco · Recreation and ParksFacilities maintained by the Recreation and Parks Department. A facility in this dataset represents a structural or physical amenity within a property's boundaries.CSVJSONGeoJSONXMLUpdated 10/30/2026Daily
- Recreation and Parks PropertiesCity and County of San Francisco · Recreation and ParksLand owned and/or maintained by the Recreation and Parks Department. Properties are modeled within the Department's Facility Asset Management Software, TMA. Inclusive of parks, golf courses, campgrounds, etc.CSVJSONGeoJSONXMLUpdated 10/30/2026Weekly
- California Crash Reporting System (CCRS)State of California · California Highway PatrolStatistic crash records within State of CaliforniaCSVDOCUpdated 10/30/2026Daily
- Inventory of citywide enterprise systems of recordCity and County of San Francisco · GSA - City Administrator's Office: DataSFA. SUMMARY In compliance with CA Government Code 6270.5 (passed via SB 272), the City must publish a catalog of enterprise systems that collect data about the public. There are certain exceptions to this detailed in the Government Code. The code is available hCSVJSONXMLUpdated 10/30/2026Yearly
- Dataset inventoryCity and County of San Francisco · DataSFA. SUMMARY The dataset inventory provides a list of data maintained by departments that are candidates for open data publishing or have already been published and is collected in accordance with Chapter 22D of the Administrative Code. The inventory will be useCSVJSONXMLUpdated 10/30/2026Daily
- Public Dataset Access and UsageCity and County of San Francisco · DataSFA. SUMMARY This dataset is used to report on public dataset access and usage within the open data portal. Each row sums the amount of users who access a dataset each day, grouped by access type (API Read, Download, Page View, etc). B. HOW THE DATASET IS CREATECSVJSONXMLUpdated 10/30/2026Weekly
Only the first 50 pages are listed. Narrow the list by area or type to see more.
Only show:State government (9,106)County and city (2,693)Federal agencies (7,187)
Frequently asked questions
- Does California have an open data portal?
- Yes. California Open Data (data.ca.gov), DataSF (data.sf.gov), LA County Open Data (data.lacounty.gov) and 8 more publish open data for California.
- How many datasets are there about California?
- The DatenUS catalog lists 18,986 datasets: 9,106 from the state government, 2,693 from counties and cities, and 7,187 federal datasets that cover California.
- Is this data free to use?
- State and local portals usually allow free reuse under an open license or their terms of use, and most federal data is in the public domain. Check each dataset page for its license.
Source: California Open Data, DataSF, LA County Open Data, Data.gov Catalog · Last updated 10/30/2026
Share: