Boron Rest Area Westbound – CA-58
CA-58 westbound travelers near Boron in Kern County, California, can pull in at Boron Rest Area. Reported truck parking: 17 spaces, plus 63 car spaces.
Location map
Marker shows recorded coordinates, not an entrance or approved driving route. Follow highway signs.
Open directionsReported parking capacity
Reported capacity from the 2019 federal truck parking survey (FHWA Jason's Law). This is not real-time vacancy information.
Facilities and amenities
Not available: RV dump station.
Unknown (not documented in the sources): Family restroom, EV charging, Wi-Fi, Playground, Visitor information.
A reported facility does not guarantee current availability.
About this rest area
Boron Rest Area is a stop for westbound travelers on CA-58 near Boron in California. Its current operating status has not been verified. Confirm the current situation with Caltrans before you plan a break here.
Location and driving direction
The rest area sits on the westbound side of CA-58 near Boron in Kern County. It lies 3.9 miles west of Boron. Caltrans lists it at county postmile R139. Caltrans reference number: 90600019.
Do not confuse it with the separate eastbound facility, Boron Rest Area, on the other side of the highway.
Parking and amenities
Reported capacity: 63 spaces for cars and 17 for trucks (the 2019 federal truck parking survey (FHWA Jason's Law)).
According to the available records, you will find:
- Restrooms
- Accessible facilities
- Drinking water
- Picnic tables
- Pet area
- Vending machines
- Public phone
Listed as not available: RV dump station.
These are capacity figures, not a live count of free spaces. Availability of individual amenities can change.
Parking rules
California allows vehicles to stay at a safety roadside rest area for up to 8 hours in any 24-hour period; the same limit applies to trucks. Camping is not allowed. Signs posted at the rest area take precedence. Source: 21 CCR 2205 (checked November 2026).
Map and coordinates
Recorded coordinates: 35.007875, -117.719271. The point marks the recorded position, not the entrance ramp, so follow the highway signs.
Frequently asked questions
Which side of CA-58 is this rest area on?
It serves westbound traffic on State Route 58 near Boron. The eastbound lanes have a separate facility.
How many truck spaces are there?
The 2019 federal truck parking survey (FHWA Jason's Law) lists 17 truck parking spaces at this facility. This does not indicate how many are currently free.
Can I get drinking water and use the restroom?
Yes, both are included in the official amenities listing. Check current conditions before travel.
Is there a pet area?
A pet area is listed for this location. Keep pets leashed and follow posted rules.
Can I stay overnight at this rest area?
California allows vehicles to stay at a safety roadside rest area for up to 8 hours in any 24-hour period; the same limit applies to trucks. Camping is not allowed. Posted signs on site apply.