HAART is located on Mission Blvd. at Gilbert (between Lewelling and Matox streets).
This is in unincorporated Alameda County at the junction of Hayward, Castro Valley
and San Leandro.
We can be reached by highways 580 and 80 (Via 238) or from either the Hayward or
Bayfair BART stations.
20094 Mission Blvd
Hayward, CA, 94541
Please click on map below to enlarge for directions