Buttock Pain: Causes and What Helps

Overview

Buttock pain is very common, and it usually comes from one of three places: a muscle deep in the buttock (like the piriformis), the sacroiliac joint at the back of the pelvis, or the lower back referring pain down into the buttock.

The location and behavior of the pain — sitting, walking, standing on one leg, or with leg symptoms — are the clues that separate these causes.

What This Symptom Feels Like

Deep ache or sharp pain in the buttock
Pain worse with sitting, especially on hard surfaces or long drives
Pain with standing up from a chair or walking
Pain that spreads down the back of the leg
Tenderness deep in the buttock or over the back of the pelvis

Common Causes

Piriformis syndrome — deep buttock pain from the piriformis muscle, often worse with sitting
Sacroiliac joint dysfunction — pain at the back of the pelvis, often one-sided and worse with standing on one leg
Referred pain from the lower back — back problems can send pain into the buttock
Gluteal tendinopathy — pain on the outer hip that can feel buttock-like
Muscle strain or overload after increased activity

Anatomy Usually Involved

Piriformis — a deep hip rotator that can irritate the sciatic nerve
Sacroiliac joint — the joint where the pelvis meets the sacrum
Gluteal muscles — the large buttock muscles
Sciatic nerve — the nerve that runs beneath the piriformis

Questions to Ask Yourself

Is the pain deep in the buttock, over the back of the pelvis, or down the leg?
Is it worse with sitting, standing on one leg, or walking?
Is there back pain too, or leg numbness and tingling?
Did it start after a specific activity, injury or change in training?
Is it improving, staying the same, or getting worse?

When It's Usually Minor

Buttock pain that follows increased activity or sitting, eases with movement, and settles with adjustment is the typical pattern for muscle and joint irritation. Stretching and progressive strengthening usually help — see the piriformis stretch.

When To Seek Medical Care

Buttock pain with progressive leg weakness, numbness or changes in bladder or bowel function — urgent
Severe pain after a fall or injury
Pain that is not improving after a few weeks of sensible adjustment
Pain with fever, unexplained weight loss or night pain that is worsening

Self-Care Options

Take movement breaks from prolonged sitting
Stretch gently — the piriformis stretch is a common starting point
Strengthen the glutes and hips progressively — see the hip loading principles
Use a cushion or lumbar support when sitting if it helps
Get leg-dominant pain or progressive weakness assessed rather than stretching through it

Common Questions

Is buttock pain a sign of sciatica?

It can be — buttock pain is often the first place nerve-related leg pain is felt. If pain spreads down the leg with numbness or tingling, see the leg pain and sciatica guide and get it assessed.

Should I stretch or strengthen a painful buttock?

Both, in the right order. Gentle stretching (piriformis, hip flexors) helps some patterns, but progressive gluteal strengthening is usually the bigger piece — weak glutes overload the deep structures.

When should buttock pain worry me?

Seek urgent care for progressive leg weakness, numbness, or bladder or bowel changes. Persistent one-sided pain, or pain that is not improving after a few weeks, deserves assessment.

References

StatPearls. "Piriformis Syndrome." https://pubmed.ncbi.nlm.nih.gov/38697742/
NICE. "Low back pain and sciatica in over 16s: assessment and management." NG59. 2016 (updated 2020). https://www.nice.org.uk/guidance/ng59

This information is for education only and is not a medical diagnosis. InjuryAtlas does not replace an assessment by a qualified health professional. If you have severe pain, visible deformity, numbness, loss of function, or symptoms that are getting worse, seek medical care promptly.