The County Farm & Forest - Kingman, Maine Located in Northern Penobscot County is this 58 +/- acres of field and forest with year round access. With 15 +/- acres of open fields fronting Route 170. This is the spot to build your rural mini-farm, recreational getaway or that new home you have always wanted. Kingman is a rural town with less than 200 residents. The land is located within walking distance to the Mattawamkeag River. This area is known for hunting, fishing, boating and recreational pastimes.