Business Days Calculator

Count business days between two dates, or add N business days — with US or UK holiday awareness.

Date & Time

Holidays

Start dateEnd date

Business days

of 1 calendar days

About this tool

Business days are weekdays minus selected holidays. US Federal uses the eleven federal holidays with the standard Sat → Fri / Sun → Mon observed-date rules. UK bank holidays include Good Friday and Easter Monday (computed with the Meeus algorithm) plus the spring / summer bank-holiday Mondays.

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