Time
Years to Seconds
Convert years to seconds instantly.
About this conversion
Years are used for age, contracts, and historical time references. One year is approximately 365.25 days. Seconds (s) are the SI base unit for time and form the foundation of all other time units. 1 Years equals 31,558,000 seconds. The converter above calculates the result instantly — you can also swap the units to convert in the other direction.
How to use
Enter a value in the years field and instantly see the result in seconds. Click the swap button to reverse the conversion.
Manual calculation
1 years = 31,558,000 seconds. Example: 10 år = 315,580,000 s.
Frequently asked questions
How do you convert years to seconds?
Multiply the number of years by 31,558,000 to get seconds. Example: 5 år × 31,558,000 = 157,790,000 s.
Are years bigger or smaller than seconds?
Years is larger than Seconds. One year equals 31,558,000 seconds, so the result is a larger number when converting from years to seconds.
What is 2 years in seconds?
2 år equals 63,115,000 s.
How many years are in 1 second?
1 s equals 0.0000000317 år. This is the reverse conversion — useful if you have a value in seconds and want it in years.
What is year?
Years are used for age, contracts, and historical time references. One year is approximately 365.25 days.
What is second used for?
Seconds (s) are the SI base unit for time and form the foundation of all other time units.