R420 road (Ireland)

R420 road shield}}
R420 road
Bóthar R420
Tullamore, County Offaly - geograph.ie - 1827177.jpg
R420 leaving Tullamore
Route information
Length35 km (22 mi)
Location
CountryIreland
Primary
destinations
Highway system

The R420 road is a regional road in Ireland, which runs northwest-southeast from the R446 near Moate in County Westmeath to the R445 just west of Monasterevin. The road travels through the towns of Clara, Tullamore & Portarlington. The route is 35 km (22 mi) long.