New York State Route 8 runs east-west across Hamilton County. It runs from the Herkimer/Hamilton County Line, near Ohio, to the Hamilton/Warren County Line, near Johnsburg. NY St Rt 8 passes through the following towns in Hamilton County. Arietta Speculator Wells NY St Rt 8 is multi-plexed in Hamilton County. New York State Route 30, from Speculator to Wells. NY St Rt 8 intersects the following highways in Hamilton County. New York State Route 10, t Arietta.