What is tailbone pain and where is it located? The tailbone or coccyx is the lowest part of the spinal column. It lies below the sacrum, beneath the buttocks crease. The bottom end (the tailbone tip) is about an inch (2.5 cm) above the anus and is bent slightly forward [1;73-p.329]. Picture 1. Coccyx location Tailbone pain … Continue reading Tailbone (Coccyx) Pain or Coccydynia