It's always so difficult to answer these snake identification questions, because people perceptions, interpretations, and descriptions, can be so varied... I'm attaching a pic. Of my best guess, a common Garter Snake... But if that's not it... Try going through the "quick id" on this page... www.oplin.org
![](/var/question/q/q2/q26/q268/q2687/q268776_265267_garter_snake.jpg)