R158 road
Bóthar R158
Realignment works on the R158 between Summerhill and Kilcock in October 2007
Route information
Length	22 km (14 mi)
Location
Country	Ireland
Primary destinations	County Meath Trim - R161 (R159) Summerhill - joins/leaves the R156 Garadice County Kildare Kilcock terminates at the R148
Highway system
Roads in Ireland Motorways Primary Secondary Regional

The R158 road is a regional road in Ireland, linking Trim in County Meath to Kilcock in County Kildare. The road, which is single-carriageway throughout, has been extensively realigned in recent years at a cost of €22m, the section between Kilcock and Summerhill having been completed by Fallon Construction in August 2008.

Route

The road runs in a south-southeasterly direction from a junction with the R161 in Trim by way of Summerhill to a junction with the R148 in Kilcock.