Ohio's Wine Country | Ashtabula County Visitors Bureau, Situated in Northeast Ohio, Ashtabula County covers 26 miles of beautiful Lake Erie shoreline and is home to the Grand River Valley, Ohio's Wine Country. Over two dozen wineries throughout the region feature fine wines produced from vineyards that grow 50% of Ohio's grapes. Discover 19 covered bridges, 4 scenic rivers, 2 state parks and some of the best steelhead, walleye and perch fishing in the country. Find your vacation destination in Ashtabula County… Where Our Lake Awaits!.