Appalachian Trail (Section #139)

Peekskill to Oscawana Lake
Located 7.8 miles from Beacon, New York (NY)
4 Stars
21,709 Steps 1  (10.1 mi)
Appalachian Trail: [ #001 - #212 ]


The Appalachian Trail (Section #139) has a maximum elevation of 1,048 ft (319 m), a minimum elevation of 407 ft (124 m), and an elevation range of 641 ft (195 m).


[ A to B ] or [ B to A ]
Steps 1Length 2Min Ele 3Max Ele 4
21,70910.1 mi407 ft1,048 ft
[ A to B ]
Time 5Floors 6Gain 7Loss 8
4.0 hrs82.6991 ft598 ft
[ B to A ]
3.9 hrs49.8598 ft991 ft

What is the length of the Appalachian Trail Section #139?

The length of the Appalachian Trail Section #139 is 10.1 mi (16.2 km) or 21,709 steps.

How long does it take to hike the Appalachian Trail Section #139?

A person in good physical health can hike the Appalachian Trail Section #139 in 4.0 hrs in the [ A to B ] direction, and in 3.9 hrs in the [ B to A ] direction.


The following chart shows the total calories that you may expend on the Appalachian Trail Section #139 while hiking in the [ A to B ] and [ B to A ] direction at a typical speed and is based on gross weight (which includes anything carried), the topography, trail length and trail conditions.

Topo Maps

Download the free Peekskill to Oscawana Lake topo map and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps. Do you want full-sheet outdoor recreation JPEG Topo Maps?

Adjoining 7.5' Quadrangle Legend

  1. Northwest Topo Map: Cornwall-on-Hudson, NY
  2. North Topo Map: West Point, NY
  3. Northeast Topo Map: Oscawana Lake, NY
  4. West Topo Map: Popolopen Lake, NY
  5. Topo Map: Peekskill, NY
  6. East Topo Map: Mohegan Lake, NY
  7. Southwest Topo Map: Thiells, NY
  8. South Topo Map: Haverstraw, NY
  9. Southeast Topo Map: Ossining, NY

Is there an Appalachian Trail map for Section #139?

Yes, and they're free! The Appalachian Trail Section #139 is located on the Peekskill and Oscawana Lake topo maps. Use the adjoining quadrangle legend to download the maps.

KML Custom Maps

AT139T.kmz is a free KML custom map of the Appalachian Trail Section #139 that you can download and view in Google Maps®, Google Earth® and Garmin® handheld GPS devices including the eTrex®, Colorado and Montana series.


  1. Steps is a unit of distance equal to the sum of stride lengths that vary with the terrain.
  2. Length is the distance of the trail between the two trailheads, measured on the trail.
  3. Min Ele is the minimum elevation on the trail.
  4. Max Ele is the maximum elevation on the trail.
  5. Time is the typical total time required to hike the trail.
  6. Floors is the gain divided by twelve, the height of one floor.
  7. Gain (cumulative elevation gain) is the sum of every gain in elevation.
  8. Loss (cumulative elevation loss) is the sum of every loss in elevation.