Felinfach and Ystrad Aeron are located in the Aeron Valley on the A482. It is located 10.6km (6.5 miles) from Aberaeron and 10.8km (6.7 miles) from Lampeter. Although counted as one Rural Service Centre (RSC), the centre is formed of two distinct villages that when considered jointly accounts for more than approximately 150 dwellings. The village is also the location of a whey processing factory, now owned by Arla Foods Ingredients, which plans to make it a global production hub.

