Trinity County
Trinity County covers 3,179 square miles of California, with the county seat at Weaverville.
Open PublicGIS map Trinity County parcel map and property search
Trinity County official website
Taxes, deeds, permits and other Trinity County services on GovDir
Jump to
PublicGIS maps 16,576 parcels for Trinity County. PublicGIS does not show owner names for this county.
Where to find things
- Trinity County parcel map and property searchCounty GIS map · Property lines · Property owner · Property records · Parcel number · Aerial imagery
Trinity County's public map viewer for parcel boundaries and local map layers.
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- Sanborn Fire Insurance MapsDigitized Sanborn fire insurance maps showing building footprints, materials and uses for American towns and cities, widely used in property history and environmental research.
- USDA NAIP Imagery HubFind and download USDA's leaf-on aerial photography for the contiguous United States. Check coverage and acquisition dates for the area you need.
- Trinity County GIS and mappingGIS data downloads
The mapping office: what maps and data are kept, how to get them, and who to ask.
- Office
- Trinity County GIS
- Phone
- 530-623-1351
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- State Plane Coordinate System zonesThe official State Plane Coordinate System from the National Geodetic Survey: which zone covers each state and county, zone definitions and conversion tools.
- FEMA National Flood Hazard Layer ViewerInteractive nationwide map of current flood zones, base flood elevations and map panels.
- Trinity County zoning and land useZoning
Zoning districts and land use rules, and which uses and buildings the rules permit on a given piece of land.
- Office
- Trinity County Planning and Zoning
- Trinity County floodplain and flood zonesFlood zones
Flood zone information and the extra rules that apply to building or rebuilding near water.
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- FEMA Flood Map Service CenterOfficial source for flood insurance rate maps. Enter an address to see the current flood zone and download the FIRM panel and letters of map change.
- California floodplain and flood mapsCalifornia's floodplain program: the flood maps, the extra rules that apply to building or rebuilding near water, and who runs the program locally.
- FEMA Disaster DeclarationsSearch federal disaster and emergency declarations by state, county and incident to see whether an area was declared and what assistance was authorized.
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Farm wetland rules for USDA program participants. Before you drain, fill or clear a wet area in a farm field, ask NRCS at your local USDA Service Center for a wetland determination.
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- Conservation Reserve Program (CRP) sign-up, USDA Farm Service AgencyHow the Conservation Reserve Program works, which sign-ups are open and what it pays. You enroll land in CRP at your county Farm Service Agency office at the local USDA Service Center.
- NRCS highly erodible land determinationsHow NRCS decides whether a farm field is highly erodible land, which affects USDA program eligibility and conservation plans. Requests go to NRCS at your local USDA Service Center.
- USDA Web Soil SurveySoils
Draw an area on the map to get soil types, drainage, septic suitability, building limitations and farmland ratings.
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- California Geological SurveyCalifornia geology: landslide, earthquake and ground hazards, groundwater, minerals and geologic maps.
- California GIS data downloadsElevation · Addresses and 911 numbers
Download California's statewide GIS data, such as roads, boundaries, imagery and elevation. It has no statewide property lines.
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- USGS National Map ViewerNational base map with elevation, hydrography, imagery, boundaries and PLSS layers.
- USGS topoViewBrowse and download every historical USGS topographic map for a location, useful for seeing old roads, buildings and shorelines.
- US Census GeocoderFree service that converts a street address into map coordinates and census geography. No account needed.
- California Environmental Protection AgencyLakes and water
California's environmental agency: water quality, wetlands, waste and the permits that go with them.
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- California water wells and water rightsWater wells in California: the well completion reports, the well standards and the county that issues the drilling permit.
- U.S. Drought MonitorWeekly national drought map by county, with historical conditions and state summaries.
- MRLC NLCD Land Cover ViewerLand cover
National land cover map for every year since 1985: forest, cropland, developed, wetland, water and change over time.
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- National Land Cover Database (NLCD) DownloadsFilter and download National Land Cover Database products including Annual NLCD land cover for the contiguous United States. Provides downloadable raster products and links to the viewer for spatial selection.
- California state landsPublic land
State-owned land in California: who manages it, what you may do on it, and how leases and easements work.
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- USGS map of public and protected landNational map of federal, state, local and other public and protected land from the U.S. Geological Survey Protected Areas Database (PAD-US).
- Trinity County RecorderPlats · Surveys and section corners
Where deeds, mortgages, easements and other land documents are recorded. Start here to search recorded documents or order a copy.
Madelyn Woodman, Assessor-Recorder-Clerk- Phone
- 530-623-1215
- Address
- 11 Court Street Weaverville, CA 96093
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- NGS survey mark and benchmark mapMap of National Geodetic Survey benchmarks and survey control marks. Zoom to a place, click a mark and open its datasheet with the mark's position, elevation and how to find it on the ground.
- California licensed land surveyor lookupSearch the California Board for Professional Engineers, Land Surveyors, and Geologists for a licensed land surveyor by name or license number. Only a licensed surveyor can mark a legal property line on the ground, so check a surveyor's license before you hire one. Board phone 866-780-5370.
- BLM General Land Office RecordsSearch original federal land patents and survey plats by name or legal description to find the first private owner of a parcel.
- NGS Survey Mark DatasheetsFederal survey mark datasheets and control monument records, searchable by county or coordinates.
- Trinity County roads and public worksRoads
Local roads: maintenance, right of way, access permits and road maps.
- Office
- Trinity County Public Works
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- California Department of TransportationState highways in California: road maps, projects, and the approach or access permit you need before you build a driveway onto a state road.
- 811 Before You DigCall 811 or use your state 811 center's website a few business days before any digging, including fence posts, decks, trees and mailboxes. The service is free, and the utilities mark their buried lines with paint or flags. This page lists every state's 811 center.
- National Pipeline Mapping SystemPublic map viewer of transmission pipelines and operator contacts by county, for excavation planning and emergency response.
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The California coast: the coastal development permit, what counts as development, and which stretch of shore the Commission or your local government controls.
- California wildfire hazard mapHazards and emergency information
Search an address to see its Fire Hazard Severity Zone. Zones in the State Responsibility Area are the official adopted map (effective April 1, 2024); zones shown in Local Responsibility Areas are CAL FIRE's recommendations that cities and counties adopt, so confirm those with your local agency.
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- California landslide mapInteractive map of landslides mapped by the California Geological Survey. Coverage is not statewide; it is a screening tool, not a site-specific assessment.
- U.S. wildfire risk mapType a community, county or state to see its wildfire likelihood, risk to homes and exposure, with maps and charts. It shows long-term risk, not current fires, and is a screening tool, not an official hazard designation for a property.
- U.S. hurricane storm surge risk mapsInteractive map of how deep storm surge flooding could get near the coast in a worst-case hurricane of each category. It does not replace your local hurricane evacuation zone; check the state or county zone lookup for that.
Other Trinity County links
- Trinity County building and land use permitsWhich permits are required for building, land use and site work, and how to apply.
Trinity County offices
- Trinity County AssessorProperty valuation and classification.Madelyn Woodman, Assessor-Recorder-Clerk
- Phone
- 530-623-1257
- Address
- 11 Court Street Weaverville, CA 96093
- Website
- Visit website
- Trinity County property tax search and paymentLook up a property's tax bill and amount due, and see the ways you can pay.
- Trinity County Environmental ServicesSeptic and environmental health permits.
- Phone
- 530-623-1459
- Website
- Visit website
- Trinity County USDA FSA and NRCS officeThe Farm Service Agency office for Trinity County is at the Redding Service Center, 3644 Avtech Pkwy, Redding, CA 96002. Call it to sign up for the Conservation Reserve Program (CRP) and other farm programs, and for farm and tract records. The Natural Resources Conservation Service (NRCS) serving Trinity County is at the Weaverville Service Center, 1313 South Main Street, Space H, Weaverville, CA 96093, (530) 623-3991: ask it for wetland determinations, highly erodible land questions and conservation plans.
- Phone
- (530) 691-5867
- Address
- 3644 Avtech Pkwy, Redding, CA 96002
- Website
- Visit website
Guides
Other California counties
Neighboring counties
About Trinity County
Trinity County covers 3,179 square miles of California, with the county seat at Weaverville. The County Assessor values your house and land, the Treasurer-Tax Collector bills and collects the tax, and the County Recorder keeps recorded land documents.