Age Calculator

Age Calculator

Calculate age or interval between two dates in years, months, weeks, days, hours, minutes, and seconds

⚠ī¸
Enter Dates
Month
Day
Year
Month
Day
Year
Leave blank to calculate as of today
Current Age
0
Years Old
As of today
Years
0
Months
0
Weeks
0
Days
0
Date Timeline
Date of Birth
—
—
→
0 years
→
Target Date
—
—
Total Months
0
Total Weeks
0
Total Days
0
Total Hours
0
Total Minutes
0
Total Seconds
0
Next Birthday
—
Days Until B-day
0
🎂 Next Birthday
—
ℹī¸ How Age Is Calculated
Age increases on a person's birthday each year — the most common Western age system. For month-end edge cases (e.g. Feb 28 to Mar 31), complete month intervals are counted. Empty fields in the target date default to today.