Sonoma Ridge Trail
Jack London State Historic Park, California
2.3 mi89 ftgain48m
Difficulty: EasyPoint to Point
North Sonoma Mountain Trail
Jack London State Historic Park, California
3.4 mi98 ftgain1h 10m
Difficulty: EasyPoint to Point
Upper Fallen Bridge Trail
Jack London State Historic Park, California
0.6 mi276 ftgain20m
Difficulty: EasyPoint to Point
Quarry Trail
Jack London State Historic Park, California
0.5 mi154 ftgain14m
Difficulty: EasyPoint to Point
Upper Lake Trail
Jack London State Historic Park, California
0.2 mi4m
Point to Point
Old Fallen Bridge Trail
Jack London State Historic Park, California
0.3 mi5m
Point to Point
Mountain Spur
Jack London State Historic Park, California
0.2 mi5m
Point to Point

Jack Brooks Park Trail
Hitchcock, Texas
3.4 mi210 ftgain1h 8m
Difficulty: ModerateLoop

Jack O Lantern Branch Trail
Hardy, Virginia
2.1 mi269 ftgain48m
Difficulty: EasyLoop

Jack's Knob Trail from Jack's Gap to Chattahoochee River Headwaters
Hiawassee, Georgia
5.3 mi2,648 ftgain2h 39m
Difficulty: DifficultOut & Back
Jack Rabbit
Idaho City Ranger District, Idaho
2.1 mi466 ftgain56m
Difficulty: EasyPoint to Point
Jack Rabbit Tank
Sitgreaves National Forest, Arizona
2.4 mi105 ftgain50m
Difficulty: EasyPoint to Point

Jack Creek Meadow
Escondido, California
5.2 mi656 ftgain
Difficulty: ModerateLoop

Jack's Peak
Silver City, New Mexico
6.1 mi1,542 ftgain2h 42m
Difficulty: DifficultOut & Back

Jack Harrington and White Plains Greenway
White Plains, New York
2.5 mi210 ftgain52m
Difficulty: EasyOut & Back

Jack Ridge Loop
Oneida, Tennessee
7.0 mi784 ftgain2h 36m
Difficulty: ModerateLoop

Jack Creek Loop
Camp Sherman, Oregon
3.7 mi361 ftgain
Difficulty: ModerateLoop

Jack's Peak, Coffeeberry, Lower Ridge and Pine Trail Loop
Carmel-by-the-Sea, California
2.4 mi906 ftgain1h 1m
Difficulty: ModerateLoop

Jack’s Trail
Brunswick, Maine
2.3 mi236 ftgain48m
Difficulty: EasyOut & Back

Jack's Trail to Red Clay Gap
Young Harris, Georgia
3.2 mi1,119 ftgain
Difficulty: ModerateOut & Back
Jack Creek
Middle Fork Ranger District, Idaho
6.2 mi167 ftgain2h 10m
Difficulty: EasyPoint to Point
Jack & Jill
Ashley National Forest, Utah
2.1 mi518 ftgain57m
Difficulty: EasyPoint to Point
Jack Park Trail
Routt National Forest, Colorado
2.0 mi305 ftgain49m
Difficulty: EasyPoint to Point
Jack Pine Ski
Deerlodge National Forest, Montana
2.6 mi545 ftgain1h 8m
Difficulty: ModeratePoint to Point