Dental Age Estimator
Enter a child's age to see which teeth should be present, or select erupted teeth to estimate the child's likely age.
Estimation Mode
Check every tooth that has already erupted through the gum. The tool estimates the child's likely age range.
Primary (Baby) Teeth
Permanent Teeth
Enter the child's age to see which teeth are expected to be erupted, erupting, or not yet present.
Select teeth or enter an age to see results.
Estimated Age Range
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Reference: ADA / WHO eruption averages. Individual variation of ±6–12 months is normal.
Expected Dental Status
Primary Teeth
Permanent Teeth
Reference: ADA / WHO eruption averages. Individual variation of ±6–12 months is normal.
Summary
Enter a child's age to see which teeth should be present, or select erupted teeth to estimate the child's likely age.
How it works
- Choose a direction: estimate age from teeth, or estimate teeth from age.
- For age-from-teeth mode, check every tooth that has already erupted through the gum.
- For teeth-from-age mode, enter the child's age in months or years.
- The tool matches your input against WHO/ADA eruption norms for primary and permanent teeth.
- A result panel shows the estimated age range or expected eruption status for each tooth.
Use cases
- Parents tracking whether their child's dental development is on schedule.
- Dental hygiene students studying eruption sequences.
- School nurses doing a quick developmental screening.
- Forensic or anthropology students learning dental age estimation principles.
- Caregivers of children with unknown birth dates estimating approximate age.
- Pediatric dental office patient education material.
Frequently Asked Questions
Last updated: 2026-06-09 ·
Reviewed by Nham Vu