US Forest Service Trails

US Forest Service Trails MCP Connector for Claude

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The trail inventory of the US National Forests — search trails by name, list the trails crossing any area, and read each trail's permitted uses, surface, grade and accessibility.

5 tools Official Updated Oct 1, 2026 Official Vinkius Partner

Connects an AI agent to the United States Forest Service's published National Trail inventory — the national record of trails on National Forest System land, every segment of it, kept in the agency's own database.

What you can do

  • Search by name — find trails called anything, or pin down the trail number a forest prints on its map
  • List an area — every trail segment crossing a bounding box or a radius around a point, optionally restricted to trails managed for one mode
  • Read one trail — surface, grade, tread width, development class, accessibility and the permitted uses for hiking, horses, bicycles, each e-bike class, motorcycles, ATVs, snowmobiles, skis and watercraft
  • Profile an area — how many trails and how many miles, split by kind, development class and surface, without listing them

Why it matters

The Forest Service records, for every segment, which travel modes it manages the trail for and the season each allowance runs — and it distinguishes a trail managed for a use from one that merely accepts it. That distinction is the difference between a route a forest maintains for mountain bikes and a wilderness trail where a bike happens not to be prohibited, and it is what makes an answer usable for planning rather than merely plausible.

Two properties of the source shape every answer. A trail is stored as the chain of segments sharing its number, so one trail number can return several rows, sometimes with different allowances along its length. And the layer holds National Forest System trails only: trails inside National Parks, on Bureau of Land Management land or on other agencies' ground are not in it, and an empty result inside a park boundary means exactly that.

trailshikingusfsnational-forestoutdoormountain-bikingequestrianatvcampingrecreationpublic-dataunited-states

5 tools expose this connector's capabilities to your AI agent.

find_trails_in_area

Give a bounding box as bbox "west,south,east,north" — for example "-119.3,37.4,-119.1,37.6" (longitudes are negative west of Greenwich, and west must be less than east) — or a latitude, longitude and radius_km, in which case a box is built around the point. radius_km defaults to 20 and caps at 200. A use filter keeps only segments managed for that mode: hiker_pedestrian, bicycle, e_bike_class1, e_bike_class2, e_bike_class3, pack_saddle, motorcycle, atv, fourwd, snowmobile, snowcoach_snowcat, snowshoe, xcountry_ski, motor_watercraft, nonmotor_watercraft. "Managed for" is stronger than "allowed": a bicycle-managed trail is one the forest looks after for cycling. Absent a use filter, wilderness and motorized trails are listed side by side, so for a planning question name the mode. Results are paginated and sorted longest first; the response says how many match in all. An empty result inside a National Park is expected — this layer is National Forest land only. List the National Forest trail segments that cross an area — every trail the Forest Service holds in a bounding box or around a point, optionally filtered to trails managed for one travel mode

get_trail_details

Identify the trail by its trail number or by the objectid a listing returned; a number is what a forest publishes on its maps and signs. Several segments can share a number, and all of them come back, with the end-to-end length. Permitted uses are reported per segment because allowances can change along a trail — the bicycle-managed lower half and the wilderness upper half of one numbered trail are a real pattern. Geometry is included as a GeoJSON line unless include_geometry is false, which keeps the response small when only the attributes matter. The full record of one National Forest trail — surface, grade, tread width, accessibility, permitted uses, and the surveyed line of the trail itself

summarize_trails_in_area

Accepts the same area inputs as find_trails_in_area: bbox "west,south,east,north", or latitude, longitude and radius_km. Development class runs 1, primitive, to 5, fully developed, and is the quickest read of how built a trail is — a class 1 trail is a route on the ground, a class 5 is a constructed path. Use this first to size an area up, then find_trails_in_area to see the trails. A profile of the National Forest trails in an area — how many segments, how many miles, and how they split between kinds, development classes and surfaces, without listing them

get_trail_uses

The forest records each mode separately, so the answer distinguishes a trail managed for a use from one that merely accepts it, and reports the season the allowance runs — a "06/15-10/31" window means the mode is a summer allowance, and "01/01-12/31" means year-round. Absent modes are genuinely absent, not missing data. Restrictions and discouragement are flagged when the forest set them. A trail can show different allowances per segment, which is why the response groups by segment. The record here is the national inventory; a local Motor Vehicle Use Map or a seasonal closure order can still narrow it, so confirm before driving somewhere on it. Which travel modes are allowed on one National Forest trail — hiking, horses, bicycles, each e-bike class, motorcycles, ATVs, snowmobiles, skis and watercraft — with the season each allowance runs for

search_trails_by_name

Matching is case-insensitive and looks for the term anywhere in the name, so a fragment is enough: "RAINBOW" finds "Rainbow Creek" and "Rainbow Connector". The answer is segments, not trails — one trail number can cover several segments, and that is why a number can appear more than once. Each row carries the trail number to hand to get_trail_details. This inventory covers National Forest System trails only; trails in National Parks and on other agencies' land are not in it. Find United States National Forest trails by name — search every trail in the Forest Service national inventory and return the matching trail segments

See how to talk to your AI agent using US Forest Service Trails.

I'm staying near Pasadena and want to mountain bike this weekend. What trails are there in the Angeles National Forest around me, and which ones are actually meant for bikes?

I'll take a box around the Angeles National Forest north of Pasadena and keep only the trails the Forest Service manages for bicycles — that's the stronger filter than "bikes allowed", so what comes back is trail built and maintained for riding.

We're planning a backpacking trip in the Sierra National Forest near Huntington Lake. How much trail is actually there, and what's it like — wilderness singletrack or graded road?

Let me profile the area first — that gives segment and mile counts split by development class and surface, which tells you whether you're looking at primitive routes or built trail, before we list anything.

Is trail 24E20 open to e-bikes and horses? I'd also like to know how steep it is and whether it's accessible.

I'll pull the full record for trail 24E20 — surface, grade, tread width and accessibility, plus the per-mode allowances, which the Forest Service records per segment because a trail's allowances can change along its length.

My parents are visiting and my dad uses a wheelchair. Are there any accessible trails within 30 km of Fort Collins, Colorado?

I'll search a 30 km box around Fort Collins and then read the individual trail records for the accessibility status the Forest Service records — noting that accessible segments are the minority in this inventory, so the honest answer may be that the nearest ones are outside that radius.

No. This is the Forest Service's own inventory of trails on National Forest System land, and the National Park Service keeps its trails separately. A search inside a National Park boundary returning nothing is the expected result, not a fault — the same area outside the park, on National Forest land, will return its trails. State parks and Bureau of Land Management land are also outside this layer.

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