Location
On 101: Northbound and southbound 6 miles between SR-237 and Embarcadero Road.
On SR-85: Northbound and southbound 1 mile between Central Expressway and the 101/SR-85 interchange in Mountain View.
Cost
Prices change depending on real-time traffic levels. Prices are higher during peak travel hours and lower when traffic decreases. All vehicles must have a valid FasTrak toll tag to use express lanes during tolling hours.
| Solo Drivers | Full Toll Price |
| Carpools (2 people) | 50% Discount |
| Carpools (3+) and Other Qualified Vehicles | FREE |
- Carpools with 3 or more people
- 2-seater vehicles carrying 2 people
- Motorcycles
- Buses/Vanpools
| Clean Air Vehicles (with valid FasTrak CAV toll tag) for solo driver | 50% Discount |
Hours of Operation
- Monday – Friday
- 5:00 am – 8:00 pm, both directions
Express lanes are free and open to all vehicles outside of these hours.
Method of Payment
- You must use a FasTrak Flex or FasTrak CAV toll tag to receive discounts.
- Set the switch to match the number of people in the vehicle (motorcycles and 2-seater vehicles carrying 2 people should use position 3+).
- Standard toll tags will always be charged the full toll.
Learn more about how FasTrak Flex and FasTrak CAV toll tags work.
NOTE: The 101 San Mateo Express Lanes (operated by the San Mateo County Express Lanes Joint Powers Authority) adjoin the 101/SR-85 Santa Clara Express Lanes. You will see separate toll charges when you cross the San Mateo County/Santa Clara County border.
