Skip to Main Content
Emergency Alert COVID-19 Rent Relief Rent and Utilities Help for Tenants and Landlords Check eligibility and apply in many languages Ayuda con la renta o los servicios públicos Verifique elegibilidad y aplique
Homepage
  1. Our County
  2. Departments & Offices
  3. Services
  4. Doing Business
  5. How Do I?
Search 1
Home Button 2
  1. County Home
  2. Departments & Offices
  3. Departments & Offices A-D
  4. Assessor
  5. Review Your Value
  1. A
  2. A

Review Your Value

Request a FREE Informal Value Review from the Assessor's Office

  • Business Personal Property - COVID-19 Impact on Personal Property (PDF)
  • Commercial/Apartments - Request for Value Review (PDF)
  • Residential/Multi-Family - Request for Value Review (PDF)

What is a Proposition 8 Decline in Market Value? (PDF)

Appealing Your Property Assessment (PDF)

Filing a Formal Assessment Appeal – Understanding the Process. VIDEO "New!"

Assessment Appeals Board Contact Information

  1. Assessor's Office Directory
  2. Proposition 19
  3. Tax Savings Programs
  4. Review Your Value
  5. Frequently Asked Questions
  6. Forms
  7. Maps & Property Information
    1. ParcelQuest Disclaimer
  8. Press Releases
  9. Helpful Terms
  10. Recent Assessment Changes
  11. Related Links
  12. Español
    1. Impuestos
      1. Extención de Impuestos y Asistencia
    2. Notificación y Apelación del Valor Tasado
    3. Números Telefónicos
    4. Propiedad Personal
    5. Reporte del Cambio de Título de Propiedad
    6. Revaloración de Bienes Inmuebles
    7. Tasación Suplementaria
  13. Business Personal Property / e-File
Board & District Agendas
Agenda Center
Permits
Jobs
Video/Media
Taxes
Next Previous
    1. The Seal of Contra costa County California
    1. Contact Us:   Public Information Contacts  Contact Webmaster

      Government Center:         1025 Escobar Street, Martinez, CA 94553
    Twitter 1
    Nextdoor
    Youtube 1
    Linkedin 1
    1. Site Links:
    1. Home
    1. Accessibility
    1. Contra Costa FOCUS
    1. Employees
    1. Legal Terms of Use
    1. Site Map
    1. Stay Connected
    /QuickLinks.aspx

    1. Back to Top

    site tools 1

    1. Home
    2. My Account
    3. Printer Friendly
    4. Email Page
    5. Contact Us
    6. Hear This Page
    7. RSS
    8. Site Map
    9. Translate Page
    10. Notifications
    11. Documents
    12. Help
    © 2021 Contra Costa County
    Government Websites by CivicPlus®
    Arrow Left Arrow Right
    []
    Slideshow Left Arrow Slideshow Right Arrow