# Diamond Peak

- **Country:** United States
- **Coordinates:** 43.520696, -122.149583
- **Age:** Less than 100,000 years
- **Topo:** USGS Diamond Peak
- **Type:** Shield volcano with a stratocone, stratovolcano
- **Range:** Cascades
- **Location:** Klamath and Lane counties, Oregon, U.S.
- **Formed By:** Subduction zone volcanism
- **Elevation Ft:** 8748
- **First Ascent:** 1852, John Diamond and William Macy
- **Volcanic Arc:** Cascade Volcanic Arc
- **Easiest Route:** Hike or climb
- **Last Eruption:** More than ~11,000 years ago, but less than 100,000 years ago
- **Prominence Ft:** 3104

Diamond Peak is a volcano in Klamath and Lane counties of central Oregon in the United States. It is a shield volcano, though it might also be considered a modest stratocone. Diamond Peak forms part of the Cascade Volcanic Arc, a segment of the Cascade Range in western North America extending from southern British Columbia through Oregon to Northern California. Reaching an elevation of , the mountain is located near Willamette Pass in the Diamond Peak Wilderness within the Deschutes and Willamette national forests. Surrounded by coniferous forest and visible in the skyline from foothills near Eugene, Diamond Peak offers a few climbing routes and can be scrambled. Diamond Peak is one of Oregon's Matterhorns.

![Photo of Diamond Peak](https://upload.wikimedia.org/wikipedia/commons/c/c5/DiamondpeakOR.JPG)

**Source:** https://en.wikipedia.org/wiki/Diamond_Peak_(Oregon) (Wikipedia, CC BY-SA)