Named places of Oregon and Washington, from the federal register

Sister Rocks

Sister Rocks is a summit in Skamania County, Washington, recorded in the federal Geographic Names Information System as feature 1525825. It sits at 1297.6 metres above sea level.

Federal profile, 2026

Everything below is the federal record for this place, with each value's source named.

NameSister Rocks
GNIS feature ID1525825
Kind of placeSummit
StateWashington
CountySkamania
Latitude45.93503
Longitude-122.04378
USGS topographic mapBare Mountain
First recorded09/10/1979
Elevationcalculated1297.6 mUSGS EPQS point lookup at the primary coordinate
Elevation (feet)calculated4257 ftelevation_m * 3.28084

Other summits

Every summit covered here

Other places in Skamania County

Questions

Where is Sister Rocks?

In Skamania County, Washington, at 45.93503, -122.04378. The USGS records it on the Bare Mountain topographic map.

How high is Sister Rocks?

1297.6 metres (4257 feet), read from the USGS 3D Elevation Program at the recorded coordinate.

What kind of place is Sister Rocks?

The U.S. Geological Survey classifies it as a summit in the Geographic Names Information System.

Where does this information come from?

The Geographic Names Information System, published by the U.S. Geological Survey, with elevation from the USGS 3D Elevation Program. Both are works of the United States government and are not subject to copyright in the United States.

Method and sources

The name, class, county and coordinates come from the U.S. Geological Survey's Geographic Names Information System, the federal register of place names. Elevation is read from the USGS 3D Elevation Program at the recorded coordinate. Values shown as calculated are arithmetic over those fields and are not separate measurements. Nothing on this page describes what the place is like to visit: no one writing it has been there, and the federal record does not say.

  • USGS Geographic Names Information System (GNIS), Domestic Names, 2026
  • USGS 3DEP Elevation Point Query Service