Housing Authority of the County of Alameda (HACA)
22941 Atherton Street
Hayward, CA 94541-6633
HACA Main Telephone#: (510) 538-8876
Please listen to the instructions and follow the prompts to be directed to the appropriate department. You can also download our HACA Phone Menu by clicking here:Navigating through HACA Phone System
Click the button below to send an email to HACA:Send Email >
New Hours for the HACA Lobby
The HACA Lobby is open:
Monday through Thursday
10:00 a.m. – 2:00 p.m.
The HACA Lobby is closed every Friday.
On HACA’s regular business days, you can still call or send an email even if the lobby has not opened yet and/or if the lobby has already closed (see hours above).
NOTE: HACA is closed for all services every other Friday and on certain holidays. Always check the HACA Calendar to confirm our regular business days and/or that our office is open.