|Location Map ( geo)|
|Distance:||21.7 km (13.5 miles)|
|Meets:||R927, R181, R162|
The R180 in County Monaghan connects the R927 at Cloughvally Upper, on the northern edge of Carrickmacross, to the R162 at Corrybrannan Bridge, Ballybay. Other than through traffic, some HGV traffic is generated by the agri-business complex at Lough Egish, at the junction with between the R180 and the R181.