Of 16 counties in the Pine Tree State, Kennebec County ranks 12th in terms of size (951 square miles). Kennebec County is in Southwest Maine. Recent listings of farms for sale in Kennebec County, Maine, totals about 1,000 acres and a combined market value of around $300,000. The most common type of land for sale by combined acreage in Kennebec County is house. Browse all Kennebec County farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or individual needs. The most common type of land for sale by combined acreage in Kennebec County is house.