Business Hours: Monday through Friday, 8 a.m. to 5 p.m., excluding Holidays
Temporary Office Closures – Limited Services Available
By order of the San Mateo County Health Officer, ACRE Offices will be temporarily closed from March 17, 2020 until further notice.
Detailed information on operating hours, contact phone numbers and email addresses may be found on the page for each Division as follows:
General Information: firstname.lastname@example.org
Appraisal Services: 650.363.4000 (extension 1227)
Change in Ownership: 650.363.4000 (extension 1743)
Exemptions & Address changes: 650.363.4000 (extension 4771)
Business Personal Property Valuation: PPDutyAuditor@smcacre.org
Business Property: 650.363.4000 (extension 4501)
The Registration & Elections Division at 40 Tower Road is open to the public beginning Tuesday, May 26 as a Vote Center for the June 23 Special All Mail Ballot Election for County Service Area No. 1. Hours are Monday through Friday, 8 a.m. to 5 p.m. Appointments for non-voting related matters are recommended. A face covering is required, and social distancing will be enforced.
Phone or text: 650.312.5222
Registration & Elections