The location of knee pain is one of the most useful clues a doctor has when making a diagnosis. By pinpointing where your pain is located — inside, outside, above, below, or on top of the kneecap — you can narrow down the likely cause considerably. Use the knee pain location chart below to explore possible diagnoses for your specific area of discomfort. We have also included a back knee pain location chart covering causes of pain behind the knee.

Knee Anatomy: A Brief Overview

The knee is a hinged joint connecting the femur (thigh bone) above to the tibia and fibula below. The patella (kneecap) sits in front of the joint, gliding over the femur as the knee bends and straightens. Two C-shaped cartilage pads called the menisci act as shock absorbers between the joint surfaces. Ligaments inside and outside the joint provide stability, while tendons connect the surrounding muscles to the bone.

Injury or disease affecting any of these structures produces pain in a predictable location, which is why a knee pain area chart is such a practical diagnostic tool.

knee pain location chart
Inner knee pain Pain above kneecap Outer knee pain Pain below kneecap Pain at kneecap

Pain at kneecap

Prepatellar bursitis 

Patellofemoral syndrome 

Bipartite patella

Kneecap arthritis

Stress fracture of the patella

Osteochondritis Dissecans Knee

Back knee pain location chart 

back knee pain location chart
Inside back of knee Top of the calf Outside back of the knee Central back of the knee

Central back of the knee

Baker's cyst 

PCL tear

Osteoarthritis 

How to Use This Knee Pain Location Chart

The knee pain location chart above maps pain sites to their most likely diagnoses, but it is a guide rather than a substitute for clinical assessment. Several conditions — such as osteoarthritis or referred pain from the hip — can produce symptoms in more than one area. The following pointers help you correctly interpret the location of your knee pain.

Duration matters. Acute pain following trauma suggests structural injury — a ligament tear, meniscal tear, or fracture. Pain that develops gradually over weeks is more likely to reflect tendonitis, bursitis, or early arthritis.

Age and activity level matter. Younger, active patients are more prone to meniscal tears, patellar tendonitis, and patellofemoral syndrome. Older patients are more likely to present with osteoarthritis or insufficiency fractures.

Associated symptoms matter. Swelling, warmth, locking, or giving way all point to specific diagnoses that change the clinical priority. Swelling after injury often indicates a significant structural problem requiring imaging.

Never ignore severe or persistent knee pain, particularly if conservative measures such as physiotherapy have already been tried. Infection and autoimmune conditions such as inflammatory arthritis can also cause knee symptoms — these require prompt specialist assessment.

When to Seek a Specialist Opinion

Consult a sports medicine specialist if you sustained knee trauma, notice joint swelling, experience locking or giving way, or have pain that is not settling with rest and physiotherapy. Early, accurate diagnosis leads to faster recovery and avoids unnecessary delay to effective treatment.

To book a knee assessment with Dr Lorenzo Masci at one of our central London clinics, call +44 (0) 203 488 0350 or visit our contact page. Chelsea is our most cost-effective self-pay option. View all clinic details at sportdoctorlondon.com/clinic-locations/.

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