Oakdale School (Madison, Indiana)

Oakdale School
LocationMorgan Rd., Jefferson Proving Ground, Monroe Township, Jefferson County, Indiana
Coordinates38°50′24″N 85°25′33″W / 38.84000°N 85.42583°W / 38.84000; -85.42583
Arealess than one acre
Built1869 (1869)
Architectural styleGable-front
NRHP reference No.93000432
Added to NRHPMay 14, 1993

Oakdale School, also known as Building 401, is a historic one-room school building located within Big Oaks National Wildlife Refuge (formerly Jefferson Proving Ground) in Monroe Township, Jefferson County, Indiana. It was built in 1869, and is a one-story, rectangular limestone building. It measures 24 feet wide and 30 feet deep, and has a front gable roof.:2–3

It was listed on the National Register of Historic Places in 1993.