Can I calculate age on a past or future date?
Yes. The reference date field lets you calculate age on any valid date.
calculators tool
Age Calculator
Calculate exact age in years, months, and days, plus total months and next birthday countdown.
Enter the dates and see exact age, total months, and the next birthday countdown.
Use this age calculator to find exact age in years, months, and days from a date of birth and any reference date.
Exact age
30
years, 7 months, 15 days
- Exact age
- 30 years, 7 months, 15 days
- Total months
- 367
- Total days
- 11185
Upcoming milestone
- Next birthday in
- 138 days
- Birth date
- 1995-08-15
- As of date
- 2026-03-30
Use the as-of date to compare today, retirement dates, policy milestones, or application deadlines.
About This Tool
This age calculator is useful for forms, HR records, school applications, and personal planning.
It provides exact age, total months lived, and how many days remain until the next birthday.
How To Use
- 1. Enter date of birth and the date you want to calculate age on.
- 2. Review exact age, total months, total days, and next birthday countdown.
- 3. Use the shared URL to save or send the same calculation state.
Where Age Calculators Are Commonly Used
- School and college admission forms
- HR onboarding and employee records
- Insurance and policy eligibility checks
Frequently Asked Questions
What if I also need general date calculations?
For date difference and business-day calculations, use our Date Calculator.