Working Days Calculator

Count working days after excluding selected weekends and entered holidays. Enter your own values below to see working days and check the method behind it.

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Your inputs

Change the example values to match your situation.

Separate multiple dates with commas or newlines.

Your result

Let’s work it out.

Fill in your inputs and select Calculate.
Your result and breakdown will appear here.

How this calculator works

Count both endpoints, removing your selected weekends and entered holidays. Duplicate holidays and holidays on weekends are counted only once.

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What is Working Days Calculator?

Working Days Calculator helps you count working days after excluding selected weekends and entered holidays.

The main result is working days, with a breakdown of weekend days, weekday holidays and total calendar days. The formula, example and assumptions below explain how to interpret it.

How to use Working Days Calculator

Use the example to get familiar with the form, then enter your own figures. Any rates in the example are illustrative. Check the field labels and units before calculating.

  1. Gather start date, end date, weekly non-working days and holiday dates (YYYY-MM-DD), or none. Use values from the same situation or reporting period.
  2. Replace the example start date with your own value, then complete the other fields. Check the displayed units and each selected option.
  3. Select Calculate and read working days with its result breakdown. Change one input and calculate again to compare a second scenario. Reset restores the original example.
  • Select the start date as a calendar date. The example uses 2026-01-01.
  • Select the end date as a calendar date. The example uses 2026-01-31.
  • Choose weekly non-working days from Sunday only and Saturday and Sunday.
  • Enter holiday dates (YYYY-MM-DD), or none in the format shown by the example. Keep the same separators and row structure. Separate multiple dates with commas or newlines.

Working Days Calculator: a worked example

With the inputs below, the result is 22 days (working days). Follow the example, then replace these illustrative values with your own.

Example inputs and output
Input or outputExample value
Start date2026-01-01
End date2026-01-31
Weekly non-working daysSaturday and Sunday
Holiday dates (YYYY-MM-DD), or nonenone
Working days22 days
Weekend days9
Weekday holidays0
Total calendar days31

Understanding the Working Days result

Read working days alongside weekend days, weekday holidays and total calendar days. These describe different parts of the same calculation.

Displayed results use a readable number of decimal places. When checking a result by hand, keep extra precision until the last step. To compare scenarios, change one input at a time and keep the others fixed.

  • Example Weekend days: 9
  • Example Weekday holidays: 0
  • Example Total calendar days: 31

Working Days Calculator: assumptions and common mistakes

A useful estimate starts with the right inputs. Check the following assumptions and limits before applying the result to your situation.

  • Check whether endpoints are included and which weekend or holiday settings apply. An entered deadline is not a live notification from an authority.

For wider guidance, visit Government of India calendar. The formula and scope of this specific tool are stated on this page.

Working Days Calculator FAQs

What does Working Days Calculator calculate?

Working Days Calculator helps you count working days after excluding selected weekends and entered holidays. Its main output is working days in days.

What inputs do I need for Working Days Calculator?

You need start date, end date, weekly non-working days and holiday dates (YYYY-MM-DD), or none. Use the field labels and units to match your figures to the formula.

Which formula does Working Days Calculator use?

Count both endpoints, removing your selected weekends and entered holidays. Duplicate holidays and holidays on weekends are counted only once.

What is a worked example for Working Days Calculator?

Example inputs: Start date: 2026-01-01; End date: 2026-01-31; Weekly non-working days: Saturday and Sunday; Holiday dates (YYYY-MM-DD), or none: none. The result is 22 days (working days).

How should I enter start date?

Select the start date as a calendar date. The example uses 2026-01-01.

How do I choose weekly non-working days?

Choose weekly non-working days from Sunday only and Saturday and Sunday. The example uses Saturday and Sunday; replace it if your circumstances differ.

How should I read working days?

Read working days alongside weekend days, weekday holidays and total calendar days. These describe different parts of the same calculation.

Why might my Working Days Calculator result differ from my records?

Check whether endpoints are included and which weekend or holiday settings apply. An entered deadline is not a live notification from an authority. Differences in entered values, units or rounding can also change the comparison.

Can I compare two scenarios in Working Days Calculator?

Yes. Note your first working days, change start date or another input, and select Calculate again. Editing a field clears the old result so it is not mistaken for a new calculation.

Is Working Days Calculator free, and where are my inputs calculated?

This calculator is free to use without signing in. Its formula runs in your browser; calculator inputs are not sent to a calculation API. The inputs reset to the example values when you reset the form or start a fresh page.