Horsethief Reservoir, Valley County, Idaho is a Fishing lake located in ID 83611. It is one of the 18 Fishing lakes in United States. Address of Horsethief Reservoir, Valley County, Idaho is Cascade, ID 83611, United States. Website of Horsethief Reservoir, Valley County, Idaho is https://idfg.idaho.gov/ifwis/fishingplanner/water/1159143445131. Horsethief Reservoir, Valley County, Idaho can be contacted at 12084658465. Horsethief Reservoir, Valley County, Idaho is located in a remote area, with less than 1 listed places around it. Horsethief Reservoir, Valley County, Idaho is rated 4.5 (out of 5 stars) by 167 reviewers on the web.