J Trail
To Smarts Mountain · New Hampshire
J Trail is a trail in southern and western New Hampshire, climbing about 1,850 ft from the Kodak Trail junction to Smarts Mountain.
Map length
3.5 mi
Climb from the low end
1,850 ft
Book time up / down (from map miles)
2 h 40 min / 1 h 47 min
High point
3,227 ft
Above treeline
None
Steepest ¼ mile
877 ft/mi
Stream crossings
1
Low point
1,435 ft
Measured on the map. The AMC guide and Forest Service figures usually run 5 to 15% longer. The mapped trail stops just short of the summit of Smarts Mountain; these figures end there.
J Trail
Mile by mile (map miles)
From Kodak Trail junction (the lower end) to Smarts Mountain.
- 0.0Kodak Trail junction
- 0.1Crosses South Branch Jacobs Brook
- 0.6Junction with Cross Rivendell Trail
- 3.2Smarts Mountain
- 3.5Junction with Daniel Doan Trail and Lambert Ridge Trail
- 3.5Smarts Mountain Ranger Cabin
- 3.5Smarts Mountain
Distances and book times (map miles)
To Cross Rivendell Trail junction
0.59 mi (total 0.59) · ↑328 ↓23 ft · 28 min / 19 min
To Smarts Mountain (mile 3.2)
2.58 mi (total 3.17) · ↑1,461 ↓23 ft · 2 h 1 min / 1 h 18 min
To Smarts Mountain (mile 3.5)
0.32 mi (total 3.49) · ↑57 ↓40 ft · 11 min / 11 min
| From | To | Map miles | Total | Climb ↑ / ↓ | Time ↑ / ↓ |
|---|---|---|---|---|---|
| Kodak Trail junction | Cross Rivendell Trail junction | 0.59 | 0.59 | 328 / 23 ft | 28 min / 19 min |
| Cross Rivendell Trail junction | Smarts Mountain (mile 3.2) | 2.58 | 3.17 | 1,461 / 23 ft | 2 h 1 min / 1 h 18 min |
| Smarts Mountain (mile 3.2) | Smarts Mountain (mile 3.5) | 0.32 | 3.49 | 57 / 40 ft | 11 min / 11 min |
↑ walking from Kodak Trail junction; ↓ the other way. Book time: 2 mph over the map miles plus 30 minutes per 1,000 ft of climbing.
Summit conditions
Today's conditions reportConnecting trails
What to bring
From the summit forecast, Sat to MonPaid links. Backcountry.com pays me if you buy.
48 mph
Summit gusts
Waterproof shell
Daytime gusts near 48 mph and up to a 81% chance of rain. A shell blocks both.
11h 13m
Daylight
Headlamp
Sunset around 6:08 PM, so a late start or a slow descent ends in the dark.
The rest of the list: Fall gear guide · How I pick gear
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Distances are measured from the map and can differ from signs and guidebooks. Conditions change: check before you go.