Define a period

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How many working days in year 2026?

Here is the detail of the calculation:

Because 2026 is not a leap year, it has 365 days.

Let's remove 52 saturdays and 52 sundays. It remains 261 days.

Now, let's remove 10 public holidays that do not fall during a weekend and we obtain 251 working days in 2026.

Here is the list of these 10 public holidays:

1. New Year's Day : Thursday, 1 January, 2026
2. Seollal / Korean New Year Holiday : Monday, 16 February, 2026
3. Seollal / Korean New Year Holiday : Tuesday, 17 February, 2026
4. Seollal / Korean New Year Holiday : Wednesday, 18 February, 2026
5. Independence Movement Day : Monday, 2 March, 2026
6. Children's Day : Tuesday, 5 May, 2026
7. Chuseok / Midautumn Festival : Thursday, 24 September, 2026
8. Chuseok / Midautumn Festival : Friday, 25 September, 2026
9. Hangeul Day : Friday, 9 October, 2026
10. Christmas Day : Friday, 25 December, 2026

And here are the 6 public holidays falling on a weekend:

1. Independence Movement Day : Sunday, 1 March, 2026
2. Buddha's Birthday : Sunday, 24 May, 2026
3. Memorial Day : Saturday, 6 June, 2026
4. Liberation Day : Saturday, 15 August, 2026
5. Chuseok / Midautumn Festival : Saturday, 26 September, 2026
6. National Foundation Day : Saturday, 3 October, 2026