If you own and occupy your home as your principal place of residence on January 1, you may apply for an exemption of $7,000 off your assessed value for an annual savings of approximately $70 on your property taxes. New property owners will automatically receive an exemption application.
If you have a question or a complaint, always try your cable company first. Comcast may be reached at (800) 945-2288, or the Comcast/Xfinity website Astound may be reached at (800) 427-8686 or the Astound/Wave website. and AT&T U-verse may be reached at (800) 288-2020 or the AT&T website.
Please email Contra Costa County Communications Director Kristi Jourdan at Kristi.Jourdan@contracostatv or call 925-313-1180 if you need assistance finding the right department or person.
Customer Service telephone operations are from AM to PM on weekdays, and from AM to PM on Saturday – (925) 676-7500.
2026 REQUEST FOR VALUE REVIEW (PROP 8) California State Revenue and Taxation Code, Section 51 authorizes the Assessor to temporarily lower the assessed value of any real property when it is greater than the market value as of January 1, lien date.
A: If your incident is an emergency, call 9-1-1. If it is a non-emergency, call (925) 646-2441.
1. Senior Citizen Homeowners' Property Tax Exemption. The Senior Citizen Homeowners' Property Tax Exemption is available to homeowners who are at least 65 years old and meet certain income requirements.
To obtain the exemption for a property, you must be its owner or co-owner (or a purchaser named in a contract of sale), and you must live in the property as your principal place of residence. You must also file the appropriate exemption claim form with the Assessor.