NH48 API Open Data

Long Trails Dataset

Structured data for major long-distance hiking routes, from the Appalachian Trail and Pacific Crest Trail to regional traverses like the Arizona Trail.

Each dataset is pre-rendered and downloadable so search engines and mapping tools can index and consume the files without client-side API calls.

Interactive map view

Explore the Long Trails map

Jump into the interactive long-trails explorer to see the Appalachian Trail, Pacific Crest Trail, and other routes rendered together with segment-level context.

Open long-trails map

What’s inside

The long-trails catalog brings together thru-hiking routes with consistent schema and stable URLs.

GeoJSON-like trail geometries suitable for tiles, static maps, and GIS workflows.
Segment metadata including names, ordering, and distance summaries for popular thru-hikes.
Dedicated exports for marquee routes plus a combined collection for bulk ingestion.

Appalachian Trail
Pacific Crest Trail
Continental Divide Trail
Regional thru-hikes
JSON downloads

Download the data

Use the combined exports for a full catalog or link directly to individual trails.

Long trails — full collection JSON Long trails index JSON Long trails manifest JSON Appalachian Trail JSON Pacific Crest Trail JSON Continental Divide Trail JSON Arizona Trail JSON

How to use this dataset

Display long-distance routes on maps, dashboards, or print materials using the combined export.
Perform route comparisons and mileage rollups by combining the manifest with individual trail files.
Cache the JSON locally to support offline section hikes or mobile navigation prototypes.