Field guide
Running and hiking the Table Rock trail in Boise
Official information for runners and hikers on the Table Rock trail in Boise. Find details on parking, trail access, hours, and trail conditions.
Table Rock is a reserve that offers challenging hiking and mountain biking opportunities. The area provides views of Boise and the Treasure Valley.
This page contains official information about the primary trail route to the top, parking locations, public transit access, and operating hours.
Official facts at a glance
- Type of place
- Reserve offering challenging hiking and mountain biking opportunities
- Primary access point
- Old Idaho Penitentiary parking lot and trailhead
- Table Rock Trail #15 surface
- Old road, quite wide for the majority of its length
- Table Rock Trail #15 difficulty
- Climbs steeply
- Trails and trailheads hours
- Sunrise to sunset for pedestrian and bike access
- Table Rock mesa closing time
- Closed to all access at sunset
- Old Idaho Penitentiary parking
- 60 unpaved parking spots at 2421 Old Penitentiary Rd
- Warm Springs Golf Course parking
- 16 gravel parking spots, 1 accessible spot at 2495 Warm Springs Ave
- Transit access to Old Idaho Penitentiary parking
- Bus Route 17, Old Penitentiary and E Old Penitentiary Road
- Restrooms location
- At Castle Rock near the Old Pen Trailhead
- Wet weather conditions
- Area should be avoided during wet, winter months due to muddy conditions from high clay content in soil
- Views
- Stunning views of Boise and the Treasure Valley
- Table Rock Trail #15 popularity
- Most popular route to the top of Table Rock
Source: Table Rock Area (ridgetorivers.org). Official page, checked Oct 21, 2026.
The Table Rock Trail #15 route
The most popular route to the top of Table Rock is Trail #15. This trail climbs steeply from the trailhead to the mesa.
The surface of the trail is an old road. It is quite wide for the majority of its length, which allows space for users moving at different paces.
Parking and trailhead access
The primary access point is the Old Idaho Penitentiary trailhead. The parking lot at 2421 Old Penitentiary Rd has 60 unpaved spots. This location is also served by Bus Route 17.
An alternate parking area is available at the Warm Springs Golf Course, located at 2495 Warm Springs Ave. This lot has 16 gravel parking spots and 1 accessible spot.
Hours and facilities
Pedestrian and bike access to the trails and trailheads is open from sunrise to sunset. The Table Rock mesa itself is closed to all access at sunset.
Restrooms are available at Castle Rock, which is located near the Old Pen Trailhead.
Before you go
- Confirm local sunrise and sunset times before your visit, as trail access is limited to daylight hours.
- The Table Rock mesa closes to all visitors exactly at sunset.
- Avoid using the trails during wet, winter months, as the soil has a high clay content and becomes very muddy.
- The main trail to the top is a steep climb.
- Restrooms are located near the Old Pen Trailhead at Castle Rock.
- The primary parking lot contains 60 unpaved spaces.
Nearby options: running and active spots in Boise. All cities: City running and hiking guides.