The showground is on the A40 between Carmarthen and Llandeilo
Heading East from Nantgaredig / Carmarthen direction, as you come through Nantgaredig square you will come down the hill in to Pontargothi. As you get towards the bottom of the hill, and immediately before crossing the Cothi bridge. Take the right in to the showground.
Heading west from Llandeilo direction. Immediately after crossing the Cothi bridge, take the left in to the showground.
Similar to the direction for exhibitors, the entrance is on the A40. The visitor / parking entrance is further up the hill.