Hike to Mount Webster and back:
3910 feet high (2100 feet up)
5 miles 4 hours (moderate)
via Webster-Jackson Trail
Just hiking up:
2 1/2 miles 2 1/4 hours
Hike List: NH 52 With-A-View
Guide: AMC White Mountain Guide
Website: Hike-NewEngland
Website: AllTrails
This hike could easily include Mount Jackson