35 Captions to Perfect Your 21st Birthday Instagram Post

One of the most significant birthdays is this one, which signifies your formal transition into adulthood. Naturally, you'll want to post some adorable 21st birthday photos to Instagram to spread the joy. Furthermore, what good is a birthday post without the ideal caption? Find the greatest birthday wishes, song lyrics, and captions for 21st birthdays below to make your birthday Instagram post look amazing.

Cute 21st Birthday Captions

• Hugs and kisses and lots of 21st birthday wishes

• Chapter 21 begins today

• Still a dancing queen at 21 

• 21 and fun

• Serving cake and serving looks

• 21 wishes

• Chapter 21, page 1

• Happy 21st birthday to me! 

• 21 has arrived! It's time to thrive

• 21 looks pretty good to me

• 21 years of being fabulous 

• Cheers to 21 years

• Est. [birth year]

Funny 21st Birthday Captions

• young woman celebrating her 21st birthday illuminated with hard flash light

• MANU REYES//GETTY IMAGES

• Go ahead and card me

• Age is just a number...but this one is a big one!

• 21? Who cares? I just want cake.

• I can think of 21 reasons to party today

• Why, yes. You can see my I.D.

• I don't know about you, but I'm feeling 21

• I'm shawty, and it's my birthday

• Another year older, but I'll need some extra time for that wiser bit

• Level 21: Unlocked 🔓

• On a scale of 1-10, I'm feeling a solid 21

• It's a 21-derful day

• Officially 21, but still feel like I'm 16

• Staying 21 until further notice

• My birthday is today but I'll take presents whenever

• Here for the cake 🎂

• Wanna see my I.D.?

21st Birthday Quotes

• "The way I see it, you should live every day like it's your birthday." — Paris Hilton

• "21 is that magical age when suddenly, all the things your parents taught you, whether you wanted to learn them or not, start to look like pretty good information." — Unknown

• "21 is a terrific age, maybe the best. Too bad you can't be that old for the rest of your life." — Greg Tamblyn

21st Birthday Song Lyrics

• the number of the balloon made of golden foil, the number twenty one on a pink background with sequins

• MARINA GOREVAYA//GETTY IMAGES

• "Go shawty, it's your birthday." — 50 cent, 'In Da Club'

• "21, can you do sum for me? — Drake & 21 Savage, 'Rich Flex'

• "I'll be 21 and fancy and free." — The Shirelles, 'Twenty-One'

• "Woah, 21 and invincible. Woah, can't wait to screw this up." — Something Corporate, '21 and Invincible'

Also Read: 30 Quotes That Perfectly Capture Your Relationship with Your Boyfriend