Yes, there are extensive and modern toilet facilities at the Cliffs of Moher, primarily located within the award-winning Visitor Centre. These restrooms are situated on both the ground and first floors and include fully accessible toilets and baby-changing facilities. Because the visitor centre is built into the hillside to minimize visual impact on the landscape, these facilities are high-capacity and well-maintained to handle the millions of tourists who visit the site annually. It is important to note that once you leave the main visitor hub to walk along the 8km of coastal paths, there are no additional public toilets along the cliffs themselves. Therefore, travelers are strongly advised to use the facilities at the centre before embarking on a long hike toward Hag's Head or Doolin. The restrooms are free for those who have purchased a site entry ticket, which also covers parking and access to the "Atlantic Edge" exhibition and cafes.