Allan Jacobs and Chaparral Crest Loop via Lower River Trails
Allan Jacobs and Chaparral Crest Loop via Lower River Trails
4.6
(5718)
19,679
hikers
03:28
12.6km
220m
Hiking
The Allan Jacobs and Chaparral Crest Loop via Lower River Trails is a moderate hiking route spanning 7.8 miles (12.6 km). You will gain 725 feet (221 metres) in elevation over an estimated 3 hours and 28 minutes. This loop offers a diverse experience within the Ventura River Preserve.
Last updated: March 7, 2026
Waypoints
Start point
Parking
Get Directions
2.66 km
Highlight (Segment) • Trail
Tip by
5.16 km
Highlight (Segment) • Trail
Tip by
12.6 km
End point
Parking
Way Types & Surfaces
Way Types
10.2 km
2.17 km
140 m
Surfaces
8.04 km
2.21 km
579 m
140 m
Sign up to see more specific route details
Sign up for free
Elevation
Sign up to see more specific route details
Sign up for free
Weather
Powered by Foreca
Today
Thursday 7 May
25°C
10°C
0 %
Additional weather tips
Max wind speed: 9.0 km/h
to get more detailed weather forecasts along your route
This route was planned by komoot.
The Ventura River Preserve offers several access points. A common starting point for loops involving these trails is the Riverview Trailhead. The research also mentions the Oso Trailhead as a starting point for other loops in the area.
Yes, dogs are allowed on the trails within the Ventura River Preserve, including this loop, provided they are kept on a leash.
Late spring and fall are ideal times to visit. Summers can be particularly hot, and during winter, river crossings might be challenging due to rushing waters.
No, there are no permits or entrance fees required to access the trails within the Ventura River Preserve.
The loop offers diverse terrain. You'll encounter singletrack trails like the Oso Ridge Trail and Chaparral Crest Trail, which include moderate climbs and descents. The Lower River Trails sections are generally flatter, smoother, and firmer, though some parts can be rocky. The Allan Jacobs Trail features modern climbing turns with berms.
The Allan Jacobs Trail offers great views of the surrounding mountains and Ojai Valley. The Chaparral Crest Trail, running along a ridgeline, provides expansive views of the Ojai Valley and the Topa Topa Bluffs. You'll also pass through chaparral-covered wildland, oak canyons, and riparian areas with a wooden bridge over a seasonal creek.
The Ventura River Preserve is home to over 300 animal and plant species. You might spot birds of prey soaring overhead, and during wet months, seasonal creeks support frogs, salamanders, and other amphibians. The diverse topography includes oak forests, ridgeline chaparral, meadows with wildflowers, and even an old orange grove.
Yes, the route also passes through sections of the Oso Ridge Trail, Lower River Loop Trails, and Chaparral Crest Trail. It also connects with trails like Wills Canyon and Fern Grotto, allowing for various loop configurations.
While the overall loop is rated as 'moderate' due to its length and elevation changes, sections like the Lower River Trails are generally flatter and offer an easier experience. The Chaparral Crest Trail includes a fairly steep climb for about half a mile if accessed from Wills Canyon, which can be challenging. Hikers with some experience should find it manageable.
Summers can be very hot, so it's crucial to carry plenty of water and plan accordingly. During the winter, seasonal river crossings can become challenging due to higher water levels. The Chaparral Crest Trail involves a significant climb, which can be strenuous.
Yes, the town of Ojai is close to the Ventura River Preserve and offers various cafes and coffee shops where you can relax after your hike.