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General & Ownership Information
(510) 272-3787

Business Personal Property:
(510) 272-3836

Our business hours are from 8:30AM to 5:00PM Monday through Friday except for holidays

Important Dates for Property Owners

1
Jan
January 01:
The assessment of property applies as of 12:01 a.m. on this day each year. (Effective 1-1-97)


15
Feb
February 15:
Legal deadline for filing exemption claims for welfare, cemetery, college and exhibitions. (Effective 1-1-98)



15
Feb
February 15:
Legal deadline for filing exemption claims for churches. (Effective 1-1-98)



15
Feb
February 15:
Legal deadline for filing an exemption claim for homeowners, veterans and disabled veterans. (Effective 1-1-98)



1
Apr
April 1:
Due date for filing Business Personal Property statements.



10
Apr
April 10:
Last day to pay second installment of property taxes without penalty.



7
May
May 7:
Legal deadline for filing business personal property statements without penalty. If May 7 falls on a Saturday, Sunday or legal holiday, a property statement that is mailed and postmarked on the next business day shall be deemed to have been filed between the lien date and 5 p.m. May 7.


1
Jul
July 1:
Assessment roll delivered by Assessor to County Auditor-Controller.



2-15
Jul-Sep
July 2 - September 15:
Period during which requests for hearings before the Assessment Appeals Board on regular fiscal year assessments must be filed in writing with the Clerk of the Board of Supervisors, Alameda County Administration Bldg. 1221 Oak Street, Room 536, Oakland Ca. 94612.


Mid
Jul
Mid-July:
Annual mailing of assessment notices to all Alameda County real property owners stating the taxable value of the property.


31
Aug
August 31:
Regular roll unsecured taxes due.



10
Dec
December 10:
Legal deadline for filing a late exemption claim for homeowners, veterans and disabled veterans.


10
Dec
December 10:
Last day to pay first installment of property taxes without penalty.



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