The district includes essentially all of the village of Imlaydale in the Musconetcong River valley of southern Warren County.[4] It includes Imlaydale Road and surrounding land between NJ 31 and the Musconetcong River, in Hampton borough and the townships of Washington and Lebanon.[3]
The Valley Presbyterian Church Parsonage was built c. 1860–65 on land then owned by Noah Cramer. It features Gothic Revival architecture with Italianate influences.[3]