South Robloxia State Highway 1, or SR Highway 1, is one of the main state highways in South Robloxia. It starts in Blockfield and ends in Bouston. The road is part of the South Robloxia highway system and is maintained by the South Robloxia Department of Interstates.
SR Highway 1 is the main road that connects with Interblox 10 which connects to the state of Bloxburg Valley.