The R176 road is a regional road in Ireland, running its full length on the Cooley Peninsula in County Louth. It runs between its junction with R173 at Ghan Road, Carlingford and its junction with R175 at Saint James' Well via Carlingford Relief Road and Mullatee.

Its total length is 3 km (2 mi).

• Roads in Ireland
• National primary road
• National secondary road

• Roads Act 1993 (Classification of Regional Roads) Order 2006 – Department of Transport