How is age calculated?

Age is calculated by finding the difference between your birth date and today's date. The calculator accounts for months and days to give you an exact age breakdown.

Why does the calculator show years, months, and days?

The calculator provides a detailed breakdown to show your exact age. For example, if you're 25 years, 3 months, and 15 days old, it shows all three components.

Is the age calculation accurate?

Yes, the calculator uses precise date arithmetic. It correctly handles leap years, different month lengths, and accounts for whether your birthday has passed this year.

Can I calculate age for any date in the past?

Yes, enter any birth date and the calculator will show the age as of today. The calculation works for any date in the past.

How does the calculator handle leap years?

Leap years are automatically accounted for. If you were born on February 29, the calculator correctly calculates your age even in non-leap years.

What if my birthday hasn't occurred yet this year?

The calculator automatically adjusts. If your birthday hasn't occurred yet this year, it will show one less year and add the remaining months and days.

Age Calculator

Find out exactly how old you are today. Get your age in years, months, and days.

Age Calculator

Result

Current Age: 0 years
Exact Breakdown: 0 months and 0 days

Formula & Guide

Age Calculation Method

A

Age Calculation

Age = Today - Birth Date

Calculate difference between today and birth date

B

Breakdown

Years, Months, Days

Detailed breakdown accounting for month and day differences

Step-by-Step Scenario

Example Scenario

Birth Date

January 15, 1990

Today

Current date

1

Calculate Year Difference

Current Year - Birth Year = Years

2

Adjust for Month and Day

If birthday hasn't passed: Years - 1
Calculate months and days difference

Result: Years, Months, Days

Additional Examples

Recent Birthday

Birth Date: Jan 1, 2000

Age

24 years, 0 months, X days (if birthday just passed)

Upcoming Birthday

Birth Date: Dec 31, 2000

Age

23 years, 11 months, X days (if birthday coming soon)

Characteristics of Age Calculation

Precise Calculation

Calculates exact age accounting for years, months, and days. Handles leap years and month boundaries correctly.

Detailed Breakdown

Shows age in years, months, and days for complete accuracy. Perfect for legal documents and records.

Real-Time Updates

Uses current date for calculation. Age is always calculated as of today.

Leap Year Support

Correctly handles leap years. If born on February 29, age is calculated accurately even in non-leap years.

Important Notes

Age is calculated as the difference between your birth date and today's date. The calculation accounts for whether your birthday has passed this year.
The calculator shows years, months, and days for complete accuracy. This is useful for legal documents and precise age verification.
Leap years are automatically handled. If you were born on February 29, the calculator correctly calculates your age.
Month boundaries are handled correctly. The calculator accounts for different month lengths (28-31 days).
For legal purposes, always verify age calculations with official documents. This calculator is for general reference.

Frequently Asked Questions

Find answers to common questions about age calculation.