Probation Department, San Mateo County

222 Paul Scannell Drive
(formerly 21 Tower Road)

San Mateo, CA 94402

Please see your notification letter/email for room assignment

HWY US-101:

  • Take the HWY CA-92 WEST exit towards HALF MOON BAY.
  • Take the RALSTON AVE exit.
  • Turn RIGHT onto RALSTON AVE. RALSTON AVE will become POLHEMUS ROAD.
  • Drive to TOWER ROAD, which is the first street on the LEFT.
 

HWY I-280:

  • Take the CA-92 EAST exit towards SAN MATEO/HAYWARD.
  • Take the RALSTON AVE exit towards BELMONT.
  • Turn RIGHT onto RALSTON AVE. RALSTON AVE will become POLHEMUS ROAD.
  • Drive to TOWER ROAD, which is the first street on the LEFT.