Days between dates

Count elapsed days between two dates.

How to use Days between dates

Select two dates to find elapsed calendar days. The start day is not counted; reversing the dates produces a negative signed result.

Days Between Dates Calculator

Use this free date calculator to find the number of days between two dates. Select a start date and an end date to see the exact time between them.

It is useful for planning deadlines, trips, projects, school terms, events, applications and personal milestones.

How to calculate days between dates

1. Choose the start date.
2. Choose the end date.
3. Calculate the difference.
4. Review the total number of days between the two dates.

For example, you can use the calculator to find how many days remain until an event, how long a project lasted or the number of days between two important dates.

When to use a date difference calculator

This tool is useful when every calendar day matters, including weekends. Common uses include:

• counting down to an exam, holiday or event;
• checking the length of a trip;
• calculating days between application and response dates;
• planning a project timeline;
• finding the number of days since a particular date.

If you need to exclude weekends and holidays, use the Business Days Calculator instead.

Example

If a school break begins on 1 July and ends on 15 July, enter both dates to find the number of days in the period.

Check whether you need to include the start date and end date for your particular purpose. Some schedules and policies count dates differently.

FAQs

Does this calculator include weekends?

Yes. It counts calendar days, including weekends.

Can I use it to count days until an event?

Yes. Enter today’s date as the start date and the event date as the end date.

What is the difference between calendar days and business days?

Calendar days include every day. Business days normally exclude weekends and may exclude public holidays.

Can I calculate days between dates in different years?

Yes. You can choose dates from different months and years.

Does this work for leap years?

Yes. The calculation takes the selected calendar dates into account.

Related tools

• Business Days Calculator
• Add or Subtract Days
• Date Countdown
• Age Calculator
• Printable Calendar