Mill Valley parcel data

Parcel records for Mill Valley, California: owners, assessed values, sales and boundaries.
Parcels
5,743
Last updated
Oct 2, 2026
Zoning
Not yet
County
Marin County

What each Mill Valley 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 · Mill Valley2.14 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 Mill Valley 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 'jurisdiction=jur_01m3n2c1nqf9n8wkgqgybb31cr'

Frequently asked questions

How many parcels are in Mill Valley?
Placestack has 5,743 parcel records for Mill Valley, California.
What does a Mill Valley 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 Mill Valley zoning available?
Not yet for Mill Valley. Parcel records are available now.
How do I get Mill Valley parcel data?
Through the API, the MCP server or the map in the console.

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