Killington Peak to Pico Peak
Appalachian Trail Section #166

Located 3.3 miles from Killington, Vermont

4 Stars
22,052 Steps 1  (10.1 mi)

The Appalachian Trail (Section #166) has a maximum elevation of 4,118 ft (1,255 m), a minimum elevation of 1,668 ft (508 m), and an elevation gain of 32,296 ft (9,844 m) in the [ A to B ] direction.


The following chart shows the total calories that you may expend on the Appalachian Trail Section #166 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.


We survey thousands of miles of trails each year. The following metrics are based on the most accurate trail data; no crowdsourced data.

[ A to B ] or [ B to A ]
Steps 1Length 2Min Ele 3Max Ele 4
22,05210.1 mi1,668 ft4,118 ft
[ A to B ]
Time 5Floors 6Gain 7Loss 8
4.3 hrs0.032,296 ft21,061 ft
[ B to A ]
4.5 hrs0.821,061 ft32,296 ft

What is the length of the Appalachian Trail Section #166?

The length of the Appalachian Trail Section #166 is 10.1 mi (16.3 km) or 22,052 steps.

How long does it take to hike the Appalachian Trail Section #166?

A person in good physical health can hike the Appalachian Trail Section #166 in 4.3 hrs in the [ A to B ] direction, and in 4.5 hrs in the [ B to A ] direction.

Killington Peak to Pico Peak Topo Maps

Download free Killington Peak to Pico Peak topo maps and the adjoining quads to plan your hike. These are full-sheet, 7.5 Minute (1:24,000 scale) topographic maps.

Adjoining 7.5 Minute Quadrangle Legend

  1. Northwest Topo Map: Chittenden, VT
  2. North Topo Map: Pico Peak, VT
  3. Northeast Topo Map: Delectable Mountain, VT
  4. West Topo Map: Rutland, VT
  5. Topo Map: Killington Peak, VT
  6. East Topo Map: Plymouth, VT
  7. Southwest Topo Map: Wallingford, VT
  8. South Topo Map: Mount Holly, VT
  9. Southeast Topo Map: Ludlow, VT

Is there a Appalachian Trail map for Section #166?

Yes, and they're free! The Appalachian Trail Section #166 is located on the Killington Peak and Pico Peak topo maps. Use the adjoining quadrangle legend to download the maps.

KML Custom Maps

AT166T.kmz is a free KML custom map of the Appalachian Trail Section #166 that you can download and view in Google Maps®, Google Earth® and Garmin® handheld GPS devices including the eTrex®, Colorado and Montana series.

Local Weather Forecast

Check the weather forecast; this weather forecast covers the Appalachian Trail Section #166, provided by the National Weather Service. (



  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 sum of distance on the trail where angles to the horizontal is between 30 and 50 degrees (the angle of a stairway) divided by ten, the height of one floor.
  7. Gain is the cumulative elevation gain.
  8. Loss is the cumulative elevation loss.

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