Geography Bonanza is at an elevation of in southern Klamath County near the Oregon–California border. The town is at the east end of Oregon Route 70, a spur off Oregon Route 140. By highway, Bonanza is about from Klamath Falls and from Portland.
geography bonanza is at an elevation of in southern klamath county near the oregon–california border the town is at the east end of oregon route 70 a spur off oregon route 140 by highway bonanza is about from klamath falls and from portland