
Condon serves as the focal point of this Gilliam County landscape, characterized by a series of deep drainage systems that feed into Thirtymile Cr. The town's civic core is anchored by the Gilliam County Courthouse, while the northern edge is marked by a concentration of fraternal and religious burial grounds, including the Masonic Cem, King of Peace Cem, and the Independent Order of Odd Fellows Cem. The surrounding plateau is dissected by numerous named canyons such as Sniption Canyon, Condon Canyon, and Greiner Canyon. These landforms, along with high-elevation features like Beecher Flat and the prominent ridge of Devils Backbone, illustrate the complex erosion patterns typical of this portion of the Oregon high desert. Transportation and infrastructure are represented by Condon State Pauling Field and the Condon Reservoir, which provide essential services to this agricultural region.
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1916 · Condon
USGS Topo · 1:125,000
1953 · The Dalles
USGS Topo · 1:250,000
1956 · The Dalles
USGS Topo · 1:250,000
1957 · The Dalles
USGS Topo · 1:250,000
1970 · Igo Butte
USGS Topo · 1:24,000
1970 · Schott Canyon
USGS Topo · 1:24,000
1970 · Condon
USGS Topo · 1:24,000
1970 · Salmon Fork
USGS Topo · 1:24,000
1970 · Buckhorn Canyon
USGS Topo · 1:24,000
1970 · Fossil North
USGS Topo · 1:24,000