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Sonoma, California · County government

Auditor-Controller-Treasurer-Tax Collector

Find property tax bills, payment options and tax collection services.

Source checked October 12, 2026[1]
Go to the official website (opens in a new tab)
Website address
sonomacounty.gov

Opens this office’s own website. CountyWiki does not process applications, take payments or provide personal records.

Contact details & office locations ↓
Serves Sonoma County, California. Use the official service instructions to confirm jurisdiction and appointment requirements.

Online services & information

These links were found on official source pages. Each service is handled by the office.

View and Pay Your Property Taxes Online (opens in a new tab)[2]Official instructions

Official tax bills, balances and payment options. Read the office’s current requirements before continuing.

Fees

Fees are quoted only when a source document supports the amount and conditions.

Fee amounts have not been reviewed for this office.

Check the official website for its current fee schedule. No fee should be assumed to be free.

Forms & documents

Official forms and document pages for this office’s services.

Forms have not been reviewed yet. Visit the official website for the current forms and instructions.

Sources & last checked3 source pages · 5 citations

Sources were checked by an AI-assisted research process. A checked website does not mean every service or fee on it has been reviewed.

  1. [1] Sonoma County — departments directory (opens in a new tab)

    Sonoma County · Department directory: Auditor-Controller-Treasurer-Tax Collector
    Source reviewed October 12, 2026

    View supporting excerpt
    Auditor-Controller-Treasurer-Tax Collector
  2. [2] Sonoma — property-tax current official instructions (opens in a new tab)

    Sonoma County Tax Collector · Current official task page — main heading; replacement for the independently observed 404 destination
    Source reviewed October 14, 2026

    View supporting excerpt
    View and Pay Your Property Tax Bill Online
  3. [3] Sonoma County ACTTC — Contact us (opens in a new tab)

    Sonoma County ACTTC · Property Taxes contact and department phone contact
    Source reviewed October 14, 2026

    View supporting excerpt
    (707) 565-2281
  4. [4] Sonoma County ACTTC — Contact us (opens in a new tab)

    Sonoma County ACTTC · Auditor-Controller Treasurer-Tax Collector Department — Address
    Source reviewed October 14, 2026

    View supporting excerpt
    585 Fiscal Drive, Suite 100 Santa Rosa, CA 95403
  5. [5] Sonoma County ACTTC — Contact us (opens in a new tab)

    Sonoma County ACTTC · Department contacts — Public Lobby Hours; separate from staff business and telephone hours
    Source reviewed October 14, 2026

    View supporting excerpt
    Public Lobby Hours (Monday - Friday) 9:00 AM - 5:00 PM
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