State Route 116 is a state highway in Churchill County, Nevada, United States. Known as Stillwater Road, it connects the small town of Stillwater to U.S. Route 50 east of Fallon. The road was established by 1940 as SR 42, and was renumbered to SR 116 in 1976.

Churchill County is a county in the western U.S. state of Nevada. As of the 2020 census, the population was 25,516. Its county seat is Fallon. Named for Mexican–American War hero brevet Brigadier General Sylvester Churchill, the county was formed in 1861. Churchill County comprises the Fallon, NV Micropolitan Statistical Area. It is in northwestern Nevada. Churchill County is noteworthy in that it owns and operates the local telephone carrier, Churchill County Communications.