✅ Medically reviewed by Dr. Thomas Biernacki, DPM — Board-Certified Podiatrist · Last updated April 7, 2026

How Often Do Feet Grow? [The Complete Foot Growth Guide from 0-100!]

How Often Do Feet Grow? Your feet grow at different rates from the time you are a child to the time you are 100 years old, see our complete age guide!

How Often Do Feet Grow?

• Your feet grow at different rates from the time you are a child to the time you are 100 years old.
• We will go over a rough guide of foot growth through all of these years.
• It is not always easy to quantify exactly how many sizes per year a child will grow as we are all different.
• Each country uses (as well as within each country) may you differently measured shoe sizes (not all are exact).

Under six year old feet:

They grow at a relatively constant rate proportional to the body. Fore these age ranges a rough shoe size guide is:

SHOE SIZE GUIDE:

• Size 8- 30 to 36 mos.
• size 8- 24 to 30 mos
• size 6- 18 to 24 mos.
• size 5- 12 to 18 mos.
• size 4- 9 to 12 mos.
• size 3- 6 to 9 mos.
• size 2- 3 to 6 mos.
• size 1- 6 weeks to 3 mos.
• size 0- Birth to 6 weeks
• 00- Up to 6 lbs

Six to twelve year old feet:

The children are now growing at their fastest rate.  

The average growth rate is approximately 1cm per year.

So if you are thinking about buying some expensive shoes, skates or even skis- this is probably not the age for that! Wait until your children get a little bit older.

Thirteen to Seventeen:

• The feet really slow down dramatically at this point and it may be considered that this is almost your final shoe size.
• Boys feet will continue to grow another 10% during these years (because we develop slow compared to girls!).
• While girls feet are essentially their full size but you should be aware that everyone is different so they still can grow a little bit.

Eighteen Years +:

At this point your skeletal structure is usually finished grown, but your foot size will not stay the same for ever!  General rules to follow are:

• Feet can flatten out over time.
• Increased size with increased weight.
• Feet get wider as the ligaments become lax after years of weight bearing.
• Everyone’s feet usually get wider, especially with obesity!
• Use a Brannock device every year to get your foot length, arch length and width measured!

Fore more on how often do feet grow:

Children’s Feet

Expert Podiatric Care for Michigan Patients: Balance Foot & Ankle

Michigan patients with any foot or ankle condition — whether a first-time acute problem or a chronic issue that has not responded to self-care — can access expert podiatric evaluation and treatment at Balance Foot & Ankle. Our fellowship-trained podiatric surgeons provide thorough diagnostic evaluation using weight-bearing digital X-rays and musculoskeletal ultrasound, followed by targeted conservative or surgical treatment appropriate to the specific diagnosis. We treat the full spectrum of podiatric conditions: plantar fasciitis, Achilles tendinopathy and rupture, Haglund’s deformity, bunions, hammertoes, neuromas, peripheral neuropathy, diabetic foot complications, toenail fungus, ankle instability, stress fractures, and more. Balance Foot & Ankle accepts Blue Cross Blue Shield of Michigan, Aetna, UnitedHealthcare, Cigna, Medicare, and most Medicare Advantage plans. Same-week new patient appointments are available at our Howell (4330 E Grand River, serving Livingston County) and Bloomfield Hills (43494 Woodward Ave #208, serving Oakland County) offices. Call (810) 206-1402 to schedule.

Foot and Ankle Surgery in Michigan: When Surgery is the Right Choice

Related Treatment Guides

• Plantar Fasciitis & Heel Pain Treatment
• Custom 3D Orthotics
• Sports Foot & Ankle Injury Treatment
• Bunion Treatment

Michigan patients considering foot or ankle surgery benefit from a consultation with a fellowship-trained podiatric surgeon who can provide an honest assessment of whether surgery will produce better outcomes than continued conservative management. At Balance Foot & Ankle, surgical recommendations are made only after conservative treatment has been appropriately trialed — with the exception of conditions where early surgical intervention produces clearly superior outcomes (acute Achilles tendon rupture, Lisfranc fracture-dislocation, certain tibial fractures). For conditions like bunions, hammertoes, ankle instability, and Haglund’s deformity, surgical correction is recommended when the structural problem has progressed beyond what conservative management can address and when the patient’s functional goals are not being met. Michigan patients with a foot or ankle condition that has not responded to conservative care can call Balance Foot & Ankle at (810) 206-1402 to schedule a surgical consultation at our Howell or Bloomfield Hills office.

Clinical References

1. Menz HB, Morris ME. Footwear characteristics and foot problems in older people. Gerontology. 2005;51(5):346-351.
2. Segal NA, Boyer ER, Teran-Yengle P, et al. Pregnancy leads to lasting changes in foot structure. American Journal of Physical Medicine and Rehabilitation. 2013;92(3):232-240.
3. Mickle KJ, Munro BJ, Lord SR, et al. ISB Clinical Biomechanics Award 2009: toe weakness and deformity increase the risk of falls in older people. Journal of Biomechanics. 2009;42(8):1032-1038.

Your Board-Certified Podiatrists

Dr. Tom Biernacki, DPM

Board-Certified · FACFAS

Dr. Carl Jay, DPM

Board-Certified Podiatrist

Dr. Daria Gutkin, DPM

Podiatrist

Dr. Tom Biernacki, DPM

Dr. Tom Biernacki, DPM is a double board-certified podiatrist and foot & ankle surgeon at Balance Foot & Ankle Specialists in Southeast Michigan. With over a decade of clinical experience, he specializes in heel pain, bunions, diabetic foot care, sports injuries, and minimally invasive surgery. Dr. Biernacki is a member of the APMA and ACFAS, and his patient education content on MichiganFootDoctors.com and YouTube has reached over one million views.