21st Birthday Captions

21st birthday captions

What will you be doing for your 21st birthday? What are the memories that stand out most? It is a big deal after all — it’s one of the biggest milestones of your life so far!

To set the right birthday vibe and to give your 21st birthday some zing, glitz, and sassiness, we’ve compiled 70+ birthday captions. Let’s add to the magic of this moment by adding a caption that perfectly captures you and your special day!

24 Unique 21st Birthday Captions

Your 21st birthday party captions should be unique, just like you! Here are 15 creative birthday captions to make your day extra special!

  1. Gonna be LIIT tonight!
  2. Level 21 unlocked!
  3. A year older = A year bolder
  4. 21 — Sippin’ and Chllin’
  5. Just because it’s legal, doesn’t mean I’ll do it!
  6. Levelling up my adulting game. 21 and having fun.
  7. 7,665 days old <3
  8. Cheers to more pour decisions!
  9. Woke up older, wanted to be wiser.
  10. Growing older ❌ Levelling up ✅
  11. Here’s to another 365 days of being awesomely tipsy!
  12. 21: Wild and Free!
  13. Holding on to my inner child as I grow older!
  14. I want a GINie for my birthday! #21stBirthday
  15. Twenty-one = Twenty-fun!
  16. It’s been an amazing 21 years. Can’t wait to celebrate all that lies ahead!
  17. A pitcher-perfect birthday evening!
  18. Baddie since <birth year>
  19. Turning 21 is like turning back the clock. And that means you can do whatever you want, whenever you want.
  20. Pass the Booze, please! It’s my 21st!
  21. People say it’s the most fun age in the universe. Let’s do it!
  22. 21? Challenge accepted!
  23. Sassy since <birth year>
  24. Achievement unlocked: let’s drink! #21

24 Funny 21st Birthday Captions

Want a clever and humorous caption for your birthday? Here are 10 funny birthday captions to help you up your caption game.

  1. Here for the cake, just the cake!
  2. Officially 21, but mentally stuck at 5.
  3. Was wondering what 21 feels likes!
  4. It took me 21 years to be this hot.
  5. No more Fake IDs!
  6. 21 years of sassiness!
  7. It’s my 21st, Sip Sip hooray!
  8. Finally 21 and legally able to do things I have been doing since I was 16!
  9. Hakuna Ma’tequila!
  10. Alexa play “21 and Invincible”
  11. YOTO — You Only Turn 21 Once!
  12. Poor decision? Pour decisions!
  13. Older? For sure! Wiser? We can discuss.
  14. Lap 21 around the sun…
  15. Forever 21!
  16. Still young and fun!
  17. Happy 21st BEERthday to me
  18. In dog years, I’m only 7!
  19. Who called it twenty-one and not twenty-fun!?
  20. On cloud wine!
  21. Aging like fine wine!
  22. 20?21?22? Who cares, I just need cake!
  23. Pass me the VODKA!
  24. As long as there’s cake and wine, I’ll just be doing fine! #21

24 Best 21st Birthday Instagram Worthy Captions

Birthdays are incomplete without a classy Instagram post and an Instagram post is incomplete without a sassy caption!

Check out these 10 captions to level up your Instagram birthday caption game:

  1. Season 21, Episode 1: The one where I turned Twenty-One!
  2. On a scale of 1-20, I’m a solid 21!
  3. Keeping it insane since <birth year>
  4. Chapter 21! Time to write the story.
  5. 21! Officially eligible for stuff I was never excited about.
  6. Here’s to the 21st birthday that I’ll probably not remember!
  7. Can’t keep calm. It’s my 21st birthday!
  8. Don’t just count your years, make your years count
  9. POV: It’s my 21st birthday bash!
  10. I’m too young to be this old.
  11. Cheers to 21 — I made it!
  12. Smashed this milestone. Bring on the next one!
  13. Tonight begins the first of many, many poor decisions.
  14. Blessing your feed with my birthday pics!
  15. 21 — I dare you to be good to me!
  16. My day, my way.
  17. Well, look who just gracefully turned 21…
  18. Anybody wants to see my ID?
  19. Twenty One-derful!
  20. Crying tears of joy. 21 feels good.
  21. It’s my special day, so I’m filling your feed with pics of me today. You’re welcome.
  22. On this day, a queen was born!
  23. Today’s all about wining, dining and shining!
  24. PS: It’s worth the shot!

Also Read: 13th Birthday Party Ideas


Q1. What To Say To A Girl Turning 21?

Not sure how to craft the perfect birthday wish for a girl who is turning 21? There isn’t much of a deal here. To wish someone a happy birthday in a special way, you can use any of the messages listed under!
Sweet and subtle — Happiest 21st birthday! Always remember that life is not about finding yourself, it’s about creating yourself. Wishing you all the best for the next chapter.

Quirky and funny — You know what they say about turning 21? Old enough to know better, and young enough not to care. Enjoy it! Happy birthday!

Heartfelt and warm —
You’ve finally walked into the world of real adulthood. I hope you enjoy every beautiful thing that resides in this fabulously exciting world. Happy 21st birthday!

Q2. What Is A Good Birthday Quote?

A good birthday quote is one that has a mix of warmth, love, and happiness, with a subtle touch of quirkiness to it.
Here’s what we feel is a great birthday quote —

Happy Birthday to you my forever young friend! Happy Birthday, AKA all-the-cake-you-can-eat day! Here’s to another year of our silly shenanigans with my favorite person!”
^ Short, funny, and cute!

Q3. Why 21st Birthday Is So Special?

There is no doubt that every birthday brings happiness, satisfaction, and also a feeling of specialness. But, there is something special about the 21st birthday of someone. It feels more important and significant than other birthdays as it marks the transition from childhood to adulthood!

The age of 21 is, in reality, incredibly unique. You will be growing up, making something new out of yourself!

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