USFS National Forest System Trails · White Mountain National Forest · New Hampshire · Updated June 2026
Mt Tom - Mt Field Loop Snomo (USFS trail 31051) is a 14.8 mi trail in White Mountain National Forest, New Hampshire. Mountain-bike use here is not designated in USFS data, with Class 1 e-bikes also designated.
Can I bike Mt Tom - Mt Field Loop Snomo?
| Use | Status | Season on record |
|---|---|---|
| Mountain bike | — | |
| Class 1 e-bike (pedal-assist, 20 mph) | Allowed | Jan–Apr, Nov–Dec |
| Class 2 e-bike (throttle, 20 mph) | Allowed | Jan–Apr, Nov–Dec |
| Class 3 e-bike (pedal-assist, 28 mph) | Allowed | Jan–Apr, Nov–Dec |
Zooming out: across White Mountain National Forest, 19% of rideable trail miles are open to mountain bikes — a Bike Access Grade of D.
Watch White Mountain National Forest for access changes
Email me when USFS mountain-bike or e-bike designations change for trails in White Mountain National Forest. Free, unsubscribe anytime.
About this trail
In White Mountain National Forest, New Hampshire, Mt Tom - Mt Field Loop Snomo (USFS trail 31051) covers 14.8 mi of National Forest System trail. This profile summarizes what the official US Forest Service trail record says about riding it: how long the trail is, what it's built on, how steep the route grades out, and which forms of bike use the agency has designated. USFS records list its surface as snow. Its grade-based difficulty is Advanced (grade band 12-20%) — a steep steepness profile derived from USFS slope data, not a technical mountain-bike rating. For traditional mountain bikes, use is not designated according to USFS data. The record additionally permits Class 1, Class 2, Class 3 e-bike use, Jan–Apr, Nov–Dec; recall that Class 1 is pedal-assist, while Class 2 adds a throttle and Class 3 a higher cutoff speed. The route is mapped as USFS Trail Class 3 on the agency's 1-to-5 development scale, where 1 is the most primitive, minimally maintained tread and 5 is the most developed. Because conditions, closures, and local orders change between data refreshes, confirm the current status with the managing ranger district before you ride.
Frequently asked questions
- Can you mountain bike on Mt Tom - Mt Field Loop Snomo?
- Mountain-bike use on Mt Tom - Mt Field Loop Snomo is not designated in USFS records, though Class 1 e-bike use is designated. Confirm current rules with the managing ranger district.
- Are e-bikes allowed on Mt Tom - Mt Field Loop Snomo?
- Class 1, Class 2, Class 3 e-bikes are designated on Mt Tom - Mt Field Loop Snomo in the USFS data.
- How long is Mt Tom - Mt Field Loop Snomo?
- Mt Tom - Mt Field Loop Snomo measures about 14.8 mi in total, summed across its mapped National Forest System segments.
- What is the surface of Mt Tom - Mt Field Loop Snomo?
- USFS data records the tread surface of Mt Tom - Mt Field Loop Snomo as snow.
- How difficult is Mt Tom - Mt Field Loop Snomo?
- Its grade-based difficulty is Advanced (grade band 12-20%), derived from USFS slope data. This reflects steepness, not technical mountain-bike difficulty.
How we read this data
Grade-based difficulty above is the USFS grade (route steepness), not a technical mountain-bike rating — a gentle-grade trail can still be rocky or technical, and vice versa. Bike and e-bike status come verbatim from the USFS managed-use fields for this trail; we never infer access we can't cite. See our methodology for how the dataset is built and what each field means.
Where it is
Approximate location of White Mountain National Forest (USFS trail geometry isn't mapped).
Where to stay near White Mountain National Forest
Find hotels, cabins, and vacation rentals near White Mountain National Forest — plan your ride.
Top-rated places to stay near White Mountain National Forest
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Riding White Mountain National Forest?
Trail-access updates and trip ideas by email.
More trails in White Mountain National Forest
19.3 mi · Advanced grade
15.9 mi · Advanced grade
13.4 mi · Advanced grade
13.2 mi · Advanced grade
12.3 mi · Advanced grade
12.1 mi · Advanced grade