The R618 road is a regional road

Regional road

A regional road in Ireland is a class of road not forming a major route , but nevertheless forming a link in the national route network. There are over 11,600 kilometres of regional roads. Regional roads are numbered with three digit route numbers, prefixed by "R" A regional road in Ireland is a...

 in Ireland

Republic of Ireland

Ireland , described as the Republic of Ireland , is a sovereign state in Europe occupying approximately five-sixths of the island of the same name. Its capital is Dublin. Ireland, which had a population of 4.58 million in 2011, is a constitutional republic governed as a parliamentary democracy,...

 which runs west-east from the N22 in Macroom

Macroom

Macroom is a market town in Ireland located in a valley on the River Sullane, a tributary of the River Lee, between Cork and Killarney. It is one of the key gateways to the tourist region of West Cork. The town recorded a population on 3,553 in the 2006 national census...

 along the northern banks of the River Lee

River Lee (Ireland)

The Lee is a river in Ireland. It rises in the Shehy Mountains on the western border of County Cork and flows eastwards through Cork City, where it splits in two for a short distance, creating an island on which Cork's city centre is built, and empties into the Celtic Sea at Cork Harbour on the...

 to rejoin the N22 at Carrigrohane near Cork City. The road passes through Carrigadrohid

Carrigadrohid

Carrigadrohid: is a village in the Canovee Electoral Area of Mid-Cork, Ireland, situated on the north bank of the River Lee...

, Coachford

Coachford

Coachford is a village west of Cork City, in County Cork, Ireland. It is located on the north side of the River Lee. Coachford got its name from Áth an Chóiste as there used to be a narrow ford across a stream...

 and Dripsey

Dripsey

Dripsey is a village in County Cork on the R618 regional road. It is situated on a tributary of the River Lee, the Dripsey River. It is in the Catholic parish of Inniscarra. Other areas in this parish are Berrings, Cloghroe, Tower and Mathey...

en route. The point where the R618 leaves the N22 on the outskirts of Cork is known as Kerry Pike. The road was once part of the main route between Cork and Kerry.

The road is 28 km (17.4 mi) long.