Frank G. Bonelli Regional Park
San Dimas, Los Angeles County, CA
- Size
- 1,821 acres Source
- Managed by
- Los Angeles County Parks and Recreation
About Frank G. Bonelli Regional Park
Frank G. Bonelli Regional Park is a beautiful 1,800 acre facility featuring a 250 acre lake with 14 miles of multi-use trails. Bonelli Park offers a wide variety of recreational activities, including boating, jet skiing, fishing, swimming, family and group picnicking, nature walks, hiking, jogging, and biking. There are also concessionaires offering RV Camping, Hot Tubs, Wedding Facilities, and Horse Back Riding.
Know before you go
Frank G. Bonelli Regional Park covers 1,821 acres in San Dimas, Los Angeles County. The county also lists boating areas, equestrian centers, equestrian staging areas, equestrian trails, hiking trails, lakes, mountain biking trails, sailing areas, and softball fields at Frank G. Bonelli Regional Park. 9 named trails add up to about 13.6 miles inside the park; the longest is Bonelli Trail at 8.6 miles, and Bonelli Trail has the most up and down (about 2,673 feet). Mapped trails range from 789 to 1,238 feet in elevation. OpenStreetMap shows 27 parking areas, plus 8 restrooms.
Facilities
- BBQ Grills
- Boat Launch
- Picnic Area
- Playground
- Restrooms
- Fishing
- Swimming
Facility details: official park information
Frank G. Bonelli Regional Park at a glance
- PParking · 27
- WCRestrooms · 8
- Named trails · 9
© OpenStreetMap · CPAD · About this map
Trails
| Trail | Mapped length | Elevation | Surface & uses |
|---|---|---|---|
| Bonelli Trail | 8.6 mi | 2,673 ft up & down789–1,212 ft | BikesHorsesPaved |
| Park View Trail | 1.8 mi | 533 ft up & down998–1,219 ft | BikesHorses |
| Lake View Trail | 1.4 mi | 437 ft up & down942–1,129 ft | |
| Kikos Trail | 0.6 mi | 278 ft up & down957–1,238 ft | BikesHorses |
| Lower Bee Hive Trail | 0.4 mi | 111 ft up & down1,009–1,087 ft | BikesHorses |
| Tree Line Trail | 0.3 mi | 176 ft up & down949–1,105 ft | BikesHorses |
| Vargus Trail | 0.3 mi | 169 ft up & down923–1,111 ft | BikesHorses |
| Eucalyptus Park Road | 0.1 mi | 33 ft up & down949–996 ft | |
| Marshall Canyon Trail | 0.1 mi | 9 ft up & down963–976 ft | Horses |
Compared with nearby parks
Among the 13 other parks in this guide within 10 miles, Frank G. Bonelli Regional Park is the largest at 1,821 acres. It has the most mapped trail mileage of the group (about 13.6 miles).
Closest places for what Frank G. Bonelli Regional Park doesn't list:
- Splash Pad: Dalton Park (5.3 mi)
- Camping: Marshall Canyon Regional Park (5.7 mi)
- Tennis Courts: Rowland Heights Park (8 mi)
Rules & reservations
Official park page- Dogs
At Frank G. Bonelli Regional Park: on leash (6 ft max), under the Los Angeles County Code 17.04.410. Source
March 1 to October 31. November 1 to February 28: Wed–Sun, 6 a.m. to 7 p.m.
Map & directions
120 Via Verde Park Rd., San Dimas, CA 91773
Nearby parks
Straight-line distanceContinue exploring
Los Angeles County parks PlaygroundsSources & verification
Last verified: Oct 15, 2026- California Protected Areas Database (CPAD) 2026aname, county, agency, access, acres
- LA County Parks park page (hours and description re-read in a browser)hours, hours_note, description
- LA County Parks park page (read in a browser)official_url, address, features, facilities.bbq-grills, facilities.boat-launch, facilities.playground, facilities.fishing, facilities.picnic-area, facilities.restrooms, facilities.swimming
- LA County Parks fee schedule (vehicle entrance)fees
- Los Angeles County Code 17.04.410 (dogs in parks)dogs
- OpenStreetMap facilities and trailstrails
- U.S. Census Bureau place boundariescity
- OpenStreetMap: parking, restrooms, water, trailheads, trail lines, and bus stopsvisit
- Terrain Tiles elevation (USGS 3DEP), sampled every 20 m along OpenStreetMap trail linestrails.elevation
- Official park page (introduction excerpt)intro