Oldcastle is situated in the northwestern part of Meath, on the border with Cavan and Westmeath.
It is uniquely located on the border of these three counties. It is situated 1 hour from Dublin using the M3 The actual showgrounds is in Gilson Park.
- From Cavan: 31 min (30.1 km) via Ballyjamesduff Rd. Drive from Ballyjamesduff Rd., Oldcastle Rd., & L2808 to Meath.
- From Mullinagar: Follow R394 & R195 to Meath.
- From Navan: Drive along M3 & N52 Follow R154 to Oldcastle.
- From Roscommon: Drive from N63, N4, R395 and R195 to Meath.
ENTRY GATES Eircode to Showgrounds:
Horses A82WF63
Cattle/Home Industries/Traders/Public A82 D579
Sheep A82 TF86