Maine State Route 11 is a north-south highway in Kennebec County. Near Fairfield is briefly enters Somerset County before reentering Kennebec County. Once past Clinton ME St Rt 11 reenters Somerset County; before entering Penobscot County, near Newport. ME St Rt 11 passes through the following towns in Kennebec-Somerset Counties. Monmouth Winthrop Manchester Augusta Sidney Belgrade Oakland Waterville Fairfield Benton Clinton Pittsfield Palmyra ME St Rt 11 is multi-plexed in Kennebec-Somerset Counties. U.S. Rt. 202, from the Kennebec/Androscoggin County Line to Augusta. Maine State Route 100, from the Kennebec/Androscogggin County to Augusta. Maine State Route 135, at Winthrop. Maine State Route 17, from Manchester to Augusta. Maine State Route 8, from Augusta to Belgrade. Maine State Route 27, from Augusta to Belgrade.