Marin County parcel data

Parcel records for Marin County, California: owners, assessed values, sales and boundaries.
Parcels
96,232
Last updated
Oct 2, 2026
Cities and towns
11
Zoning
Not yet

Cities and towns in Marin County

What each Marin County parcel record includes

  • Parcel number and boundary
  • Owners of record and mailing address
  • Assessed and market value
  • Most recent sale: price, date and deed
  • Lot size, land use and property class
  • Building: year built, area and units
  • Legal description
  • Zoning district
Example parcel · Marin County2.14 ac
Parcel number0651-45-8213
Owner of recordExample Holdings LLC
Market value 2026$486,300
Last sale$412,000 · 2021
Land useSingle family
Year built1998

Get Marin County parcels through the API

Search by address, owner, lot size, value or sale date.

Get an API keyRead the API docs 
curl -G 'https://api.placestack.com/v1/parcel' \
  -H "Authorization: Bearer $PLACESTACK_API_KEY" \
  --data-urlencode 'fips=06041'

Frequently asked questions

How many parcels are in Marin County?
Placestack has 96,232 parcel records for Marin County, California.
What does a Marin County parcel record include?
The parcel number and boundary, owners of record and their mailing address, assessed and market value, the most recent sale, lot size, land use, the main building and the legal description.
Is Marin County zoning available?
Not yet for Marin County. Parcel records are available now.
How do I get Marin County parcel data?
Through the API, the MCP server or the map in the console.

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