Folco was born in TA 2978 (SR 1378) to Vigo Boffin and his unnamed wife. He was friend of Frodo Baggins, he was also fond of Bilbo Baggins and was often found going in and out of Bag End while it belonged to them. He along with Meriadoc Brandybuck, Peregrin Took, Samwise Gamgee, and Fredegar Bolger helped Frodo to move from Bag End to his new home in Crickhollow in Buckland.
- The Lord of the Rings: The Fellowship of the Ring
- The Lord of the Rings: Appendix C, "Boffin of the Yale"