Years to Days
Convert years (yr) to days (days) instantly — with formula and reference table.
yr
days
Quick answer: 1 yr = 365 days. To convert years to days, multiply by yr × 365.
Converting years to days
This converter changes a value in years (yr) into days (days). One year equals 365 days. A common year has 365 days (a leap year has 366). The conversion runs entirely in your browser — enter a value and the result updates instantly, in either direction.
Formula
days = yr × 365
Example
Convert 10 yr to days: 10 × 365 = 3650 days.
Years to Days conversion table
| Years (yr) | Days (days) |
|---|---|
| 1 yr | 365 days |
| 2 yr | 730 days |
| 3 yr | 1095 days |
| 5 yr | 1825 days |
| 10 yr | 3650 days |
| 20 yr | 7300 days |
| 25 yr | 9125 days |
| 50 yr | 18250 days |
| 100 yr | 36500 days |
How to use this converter
- Enter a value in the years (yr) field.
- Read the converted value in days (days) below.
- Type into the days field instead to convert in reverse, or use the swap button.
Frequently asked questions
How many days are in a year?
A common year has 365 days; a leap year has 366.
How do I convert 3 years to days?
3 times 365 = 1,095 days (ignoring leap days).
How many days in 10 years?
About 3,652 days, including roughly 2 to 3 leap days.