Birthday Countdown: How Many Days Until My Birthday?

Find out how many days until your birthday with this free birthday countdown calculator. Enter your birth date to see exact days remaining until your next birthday. Example: someone born March 15 has 26 days left until their birthday (as of February 17, 2026). Perfect for planning celebrations, setting reminders, and building anticipation!

Days until birthday by month (from February 17, 2026)

Here's how many days remain until your birthday based on your birth month and day. Use the calculator below for your exact countdown:

Birthday Date Days Until Birthday Birthday Date Days Until Birthday
February 18 1 day August 15 179 days
February 20 3 days September 1 196 days
March 1 12 days September 15 210 days
March 15 26 days October 1 226 days
April 1 43 days October 15 240 days
April 15 57 days October 31 256 days
May 1 73 days November 15 271 days
May 15 87 days December 1 287 days
June 1 104 days December 15 301 days
June 15 118 days December 25 311 days
July 1 134 days December 31 317 days
July 15 148 days January 1 318 days
July 31 164 days January 15 332 days
August 1 165 days February 1 349 days

Note: These countdown days are calculated from February 17, 2026. Use the calculator above for today's exact countdown to your birthday, updated daily.

Results update automatically

Prefer browsing by year? See the birth year age chart hub.

How to use the birthday countdown calculator

Calculate days until your birthday

Enter your birth date (month and day) in the calculator above. The tool instantly shows:

Common birthday countdown scenarios

Why use a birthday countdown?

How This Birthday Countdown Works

After you enter your date of birth, we calculate the date of your next birthday based on today’s date. The tool then shows how many days remain until your birthday.

Tip: Results update automatically as soon as you pick a date.

This birthday countdown calculator can also be used as a next birthday reminder to help plan celebrations, schedule calendar alerts, and prepare gifts ahead of time. It is commonly used as a days until birthday calculator for personal and event planning.

No personal data is saved or sent anywhere — your information stays entirely on your device.

Birthday countdown examples

How many days until March 15 birthday?

If your birthday is March 15, you have 26 days remaining as of February 17, 2026. Your next birthday will be March 15, 2027. Use the calculator above with your exact birth date to see your personalized countdown updated daily.

How many days until July 4 birthday?

Someone born on July 4 (Independence Day) has approximately 137 days until their next birthday as of February 17, 2026. Summer birthdays are popular for outdoor celebrations and BBQ parties. See the reference table above for other common dates.

How many days until December 25 birthday?

If you were born on December 25 (Christmas), you have approximately 311 days remaining as of February 17, 2026. Christmas birthdays are unique — many people celebrate both occasions together, though it can make birthday gifts tricky!

How many days until February 29 birthday (leap year)?

If you were born on February 29 (leap day), your birthday only occurs in leap years. In non-leap years, most people celebrate on February 28 or March 1. The calculator correctly handles leap years and shows your next actual or observed birthday. Next leap year: 2028.

How many days until my 30th birthday?

Milestone birthdays (30th, 40th, 50th, etc.) deserve extra planning. If your 30th birthday is coming up, use the calculator to plan celebrations, book venues, and coordinate with friends and family well in advance. Milestone birthday trips often require 6-12 months advance planning.

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Birthday countdown: Frequently asked questions

How many days until my next birthday?

Enter your birth date in the calculator above. The tool instantly shows exact days remaining until your next birthday. Example: if born March 15, you have 26 days left as of February 17, 2026. The countdown updates automatically each day.

How do I calculate days until my birthday?

Find today's date, then count the days until your next birthday. The calculator does this automatically and accounts for leap years and varying month lengths. Formula: (Next birthday date − Today's date) = Days remaining.

How many days until a July birthday?

If your birthday is in July, you have approximately 134-164 days remaining from mid-February, depending on your specific birth date. Use the reference table above for common July dates, or enter your exact birth date in the calculator for a precise countdown.

Can I use this birthday countdown for planning events?

Yes. This tool is commonly used to plan birthday parties, send invitations, book venues, coordinate travel, and time gift purchases. Recommended planning timeline: venues/catering (30-60 days before), invitations (14-21 days), gifts (7-14 days), cake orders (3-7 days).

Does this birthday countdown include leap years?

Yes. The calculator automatically includes leap years and different month lengths to ensure accurate day counts. February 29 birthdays are correctly handled in both leap and non-leap years.

Can I set reminders using this calculator?

While this tool doesn't send reminders, you can use the countdown results to set calendar alerts. Recommended reminders: 30 days (planning), 7 days (final prep), 1 day (day-before notice).

Is my date of birth stored?

No. All calculations are performed locally in your browser. No birth dates or personal data are saved, transmitted, or stored on any server. Full privacy guaranteed. Learn more on our privacy page.