Enter your birth date to start your birthday countdown.
About this calculator
Overview
Birthday countdowns track days until your next birthday. Fun for planning celebrations, building anticipation, or age calculations. Shows day of week and can calculate milestone birthday dates.
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Pro Tips
Plan birthday parties 2-4 weeks in advance.
Milestone birthdays (30, 40, 50) deserve extra planning.
Consider celebrating on nearest weekend for guest convenience.
Book venues 2-3 months ahead for large parties.
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Fun Facts
"Most common birthday in US is September 9th."
"Least common birthday is December 25th (Christmas)."
"Average person spends $500-700 on their own birthday yearly."
"February 29 birthdays occur only once every 4 years."