Information for Sale to the Public
We offer non-confidential property information to the public for a fee in accordance with the California Revenue and Taxation Code (Section 408.3). You may purchase the following items at our office in Santa Rosa. Click on an item or its price for more information:
More Information
- Parcel Maps
- The Assessor maintains nearly 7,000 maps that illustrate over 180,000 parcels of property in Sonoma County. Mapbooks containing copies of these maps are available for you to view in our Santa Rosa office and 11" x 17" and also 8-1/2" x 11" photocopies are available for purchase at $2.00 each. You can also purchase a CD-ROM containing images of all of our maps for $250.00; monthly updates to it are $35.00 each. You can receive the CD containing all map images and subscribe to a full year of monthly updates for $600.00. For additional information about parcel numbers and the parcel maps we sell, please click here.
- Property Information
- Assessment roll and property characteristic information is available about many parcels in Sonoma County.
- Roll Data
- You can obtain roll data in our office or over the phone. Roll data includes basic assessment roll and ownership information about a property. For additional information about the roll data available and how to get it, please click here.
- Property Profile
- A Property Profile is a print-out of a computer screen that lists a variety of land, residential, value, agricultural, and commercial data for a single parcel. You may request information for up to 10 parcels at a time. For additional information about the data on a Property Profile, please click here.
- Tax Bill Info
- You can obtain copies of a computer screen that details tax bill information for any parcel in Sonoma County at a charge of $1.00 per parcel. You can obtain a copy of your own tax bill information screen at no charge.
- Building Record Documents
- Sonoma County property owners or their authorized representatives can view and obtain copies of documents we maintain that pertain to the assessment of their real or personal property. To gain access to or copies of these documents you (or an authorized representative) must present identification to our counter staff. Anyone representing you and requesting access to these documents must also present a completed authorization form bearing your original signature(no faxes or copies are accepted). For additional information about viewing or obtaining copies of building record documents, please click here. For more information, please visit our offices, write us, or contact us by telephone or email.
- Aerial Photos
- A flight of Sonoma County was completed in 2000 and the resulting black and white aerial photographs from this flight are available for viewing and for sale in our Santa Rosa office. Aerial photos taken in 1961, 1971, 1980 and 1990 are also available for viewing and for sale. For additional information regarding aerial photos, please click here.
- City and County Parcel Mapbook Boundary Maps
- We maintain maps of the nine incorporated cities in Sonoma County showing the boundaries of our parcel map books in their vicinities. We also have maps showing the boundaries of our parcel map books in the entire county. Framed editions of the maps are hanging in the public counter area of our Santa Rosa main office and copies are available for purchase. For additional information about the Aerial Photos we have available, please click here.
- Reports
- You may purchase information about properties in Sonoma County in a variety of different report formats:
- Mailing Labels with Mailing Labels Report
- You can purchase mailing labels from us containing property owners' names and addresses. The labels are accompanied at no additional charge by a listing of the information that's on them in electronic format or on paper. For detailed information about ordering mailing labels, please click here.
- Mailing List with Situs (property location address)
- If in addition to owners' names and addresses you need to know property addresses, parcel numbers, use codes, tax rate area codes, or whether or not a structure exists or doesn't exist on a parcel, you should find what you need on a Mailing List Report. For detailed information, please click here.
- Property Characteristics Listing
- The Property Characteristics Listing lists owner, sales, location, and extensive property characteristics information for parcels you select. A listing of this data for all parcels in Sonoma County is also available by subscription, delivered on CD-ROM, by email, or through your own FTP drop folder. For detailed information about this report, please click here.
- Recent Sales Listing
- The Recent Sales Listing, a subscription-based report published once per month and also on a quarterly basis, lists owner, sales, location, and many property characteristics for all reappraisable properties in Sonoma County that have changed ownership since the previous issue. For detailed information about this report, please click here.
- Secured Assessment Roll
- The Secured Assessment Roll is a listing of basic assessment roll information for every secured parcel in Sonoma County issued every August. For detailed information about this annual report and how to purchase it, please click here.
- Unsecured Assessment Roll
- The Unsecured Roll is a listing of basic ownership and tax rate area information for unsecured properties in Sonoma County. Unsecured properties include businesses, boats and aircraft. For detailed information about this annual report and how to purchase it, please click here.
- Name Index
- The Name Index is a monthly listing of basic ownership information for every parcel in Sonoma County sorted in alphabetical owner name order. For detailed information about this monthly report and how to purchase it, please click here.
- Parcel Index
- The Parcel Index is a monthly listing of basic ownership and tax rate area information for every parcel in Sonoma County sorted in parcel number order. For detailed information about this monthly report and how to purchase it, please click here.
- Situs Index in Parcel Number Sequence or Alphabetical Sequence
- The Situs Index is a monthly listing of basic location, ownership and tax rate area information for every parcel in Sonoma County sorted either in parcel number sequence or in location (situs) sequence -- alphabetically by street number and name. For detailed information about this monthly report and how to purchase it, please click here.
- Property Transfer List in Parcel Number Sequence or Use Code Sequence
- The Property Transfer List, also called the Transfer Journal, is a monthly listing of all reappraisable transfers of real property in Sonoma County; it is sorted in parcel number sequence or in use code sequence. The Property Transfer List is also published as a quarterly edition that lists all reappraisable transfers of real property in Sonoma County that occurred during the prior two years. For detailed information about this report and how to purchase it, please click here.
- Subdivision Index
- There are more than 3,200 subdivisions in Sonoma County, and the list is growing. You can purchase an Excel format listing of these subdivisions in alphabetical order for $20.00, delivered on CD-ROM, by email, or through your own FTP drop folder; the Subdivision Index is updated annually and provides name and parcel number book and page data for each subdivision. For more information, please visit our offices, write us, or contact us by telephone or email.
- Assessor's Master Index
- This listing contains extensive assessment, ownership and property characteristics information for all assessed real and personal property in Sonoma County. It is sorted in assessment number sequence. The initial cost is $20,000.00 and annual updates are $10,000.00. For more information, please visit our offices, write us, or contact us by telephone or email.
- Other Items and Services
- Use Code Index
- Each of the over 180,000 parcels in Sonoma County functions for its owner in a way that the Assessor calls its predominant use. The predominant use assigned to each property is a significant factor in how its taxable value is determined. The Assessor assigns a use code to every parcel that identifies its predominant use. Please note that our use codes are for assessment purposes only and we take no responsibilty for any other interpretation of them. For additional information about use codes and the Use Code Index we have available for purchase, please click here.
- FAX Fee
- We can FAX a copy of documents you require to you for a fee of $1.00 per parcel. For more information, please visit our offices, write us, or contact us by telephone or email.
- Assessor Certification Service
- The Sonoma County Assessor's Office will stamp and certify documents that we provide to the public for a fee of $2.75 per document. For more information, please visit our offices, write us, or contact us by telephone or email.
- Assorted Services
- In addition to all of the products and services listed above, the Sonoma County Assessor's Office can provide a number of services for you including informal segregation, voluntary mergers, and general property research. There are fees for some of these services. For more information, please visit our offices, write us, or contact us by telephone or email.