Trulia Apartments For Rent Kennebec County Maine . Belgrade homes for sale 3,150; See all 17 apartments in kennebec county currently available for rent. 61 S Upper Narrows Ln, Winthrop, ME 04364 Trulia from www.trulia.com 101 homes for sale in kennebec county, me. This is a list of all of the rental listings in kennebec county me. Search 1 single family homes for rent in kennebec county.