Tierce Acre

Tierce Acre is a house located on Main Street in Charlton on Otmoor, dating from the early 18th century. It is constructed of limestone rubble, which is partly coursed, and features wooden lintels. The roof is made of concrete pantiles and has brick gable stacks. The building has a T-shaped plan with a rear outshut and stands two storeys tall with attics.

The wing that projects from the center of the main range is likely slightly later than the main range itself and includes 2-light casements in its side walls. The main range has 2-light casements to the left of the wing and another casement above a 6-panel door to the right. The front gable wall of the wing displays alternating bands of thick and thin rubble. Inside, the house features chamfered beams.