21st Birthday Ideas For The Best Party EVER

If you or someone you know has a 21st birthday coming up, you might be looking for 21st birthday ideas. Here are all the best ideas if you’re wondering “how do you celebrate your 21st birthday!”

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When I was about to turn 21 I remember having so much fun looking for 21st birthday ideas to plan a super fun party.

Your 21st birthday is one you spend years imagining and thinking about. I’ve found all the BEST 21st birthday party ideas to help you plan a party that is absolutely unforgettable.

After you read this post, you’ll be so ready to start planning for a 21st birthday!

This post is all about the best 21st birthday ideas.

Table of Contents

Party Ideas

1. RIP Fake ID Theme

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This is the perfect 21st birthday party theme. To recreate it you’ll need a decor pack like this one. It would be so cute to take pictures with as well!

2. Alcohol Tower

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This is such a cute idea for decor for a 21st birthday. To DIY it, you can use cake boards like these to stack the alcohol on. You could also make your own bases with cardboard.

3. Candy Floss Drinks

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These are such a cute drink option for a birthday party! You can basically put the cotton candy with any kind of drink. This birthday cake flavor cotton candy would be so perfect.

4. Bedazzled Wine/ Champagne Bottle Decor

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If you’re wondering how to decorate for your 21st birthday party, this would be an amazing idea, especially if you have some wine bottles laying around.

5. Bar Cart Drink Stand

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A little drink stand like this would definitely be a crowd pleaser. Guests can customize their own drinks. If you want to recreate this party idea, you’ll need some juice containers like these!

6. Disposable Cameras To Remember The Night

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This would be an insanely fun idea for a 21st birthday. You could give your guests disposable cameras at the door and have them take pictures throughout the night! It would be so much fun to see all the pictures that people got afterwards.

7. Jello Shots

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This is a super easy drink/ food idea for a birthday party! They’re good because you can make a lot if you plan to have lots of people there.

8. Neon Sign Decor

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This is another decor idea that would be perfect for taking pictures with. It would also make for some great ambient lighting!

9. Bubbly Drink Balloon Decorations

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how do you celebrate your 21st birthday?

what should a girl do on her 21st birthday?

I think this balloon decor idea is SO cute. To easily recreate it you could use a balloon pack like these.

10. Oh Sh*t Kit

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If you’re planning a 21st birthday party for someone, an oh sh*t kit like this one would be such a great idea to make for the birthday person.

These Rally Bag hangover kits would be so cute to give as party favors to guests who come to the party.

11. 21st Birthday Ideas For Non Drinkers

do people still celebrate 21st birthdays?

If you’re like me and don’t drink alcohol but still wanna have the 21st birthday vibes, these non alcoholic drinks are my absolute favorite. They give you the warm bubbly feeling without the sick feeling that alcohol gives you! I’m obsessed and I buy them any time I find them, so I definitely recommend.

21st Birthday Outfits

12. Feather Top With Skirt And Matching Boots

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I absolutely love the pink boots that she wore to match her pink top! This would make such a cute birthday outfit.

13. Pearl Outfit

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An outfit like this would be so cute for a 21st birthday! This top is the closest thing I could find to the top in the picture.

14. Silky Slip Dress

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This outfit looks so chic and elegant. To recreate it you’ll need some white square toe heels and a blue silky slip dress. To recreate the lace underneath you could wear a lace bandeau.

15. Tulle Dress

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If you’re obsessed with pink like me, this could be the outfit for you! This dress would also be perfect for a birthday photoshoot.

16. Rhinestone Skirt

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Wearing a skirt like this would be the perfect way to give off super celebratory vibes! I absolutely love the strappy bow heels she paired with the outfit.

17. Glamorous Glove Outfit

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If you want to do a super glamorous, over the top birthday outfit, this would be the perfect outfit. It’s giving Marilyn Monroe, and I’m obsessed.

21st Birthday Cakes

18. Simple Heart Cake

This is a super cute dainty little cake! This one would be super easy to make yourself if you don’t want to buy a decorated cake.

19. Wasted Barbie Cake

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This is the absolute staple 21st birthday cake. This cake topper kit would be perfect for recreating it.

20. Pretty Floral Cupcake Arrangement

This cake/ cupcake idea is so pretty! I really like how it has other desserts attached to it as well, like the macaroons.

21. Pink And Pearl Cake

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This is another super cute 21st birthday idea if you’re like me and love all things pink and dainty! I’m obsessed with this cake idea.

22. Spongebob Cake

If you grew up watching Spongebob, this could be the perfect 21st birthday cake for you! It’s the perfect funny cake idea that would definitely be a crowd pleaser.

23. Overflowing Sprinkle Drink Glass Cake

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This is another birthday cake idea that wouldn’t be too hard to do yourself! You’d pretty much only need a martini glass, a sparkly cake topper, and some sprinkles!

24.Disco Cake

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This style of cake is so popular right now, and for good reason. It’s so pretty! I love the mini disco balls on this cake.

Photoshoot Ideas

25. Dainty Balloon Photoshoot

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Like I said earlier, this dress is perfect for photoshoots! These pearly balloons go so perfectly with the vibes of the cake and the dress.

26. Pajama Photoshoot

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This would be such a cute picture to take at midnight when you turn 21! The vibes are immaculate.

27. Pictures With The Cake

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This is a super simple photoshoot idea, but it’s foolproof! You can never go wrong with taking pictures with your birthday cake.

28. Dancing Pics

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Another very cute pretty and pink photoshoot idea! I love the classy vibes of this 21st birthday picture. Also, having your friends dress up to match the theme like this would be so cute!

29. Foil Balloon Pictures

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This is a super simple photoshoot idea! All you really need are some foil balloons like these and you can take pretty much any kinds of pictures.

30. Lipstick On The Mirror

This is the perfect picture idea for all my baddies out there! I absolutely love the sassy energy of this photoshoot idea, and it’d be super easy to recreate.

31. Confetti Champagne Pop

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The pose she’s doing in this picture is so cute! To recreate this picture you’d need some foil balloons and some gold confetti or gold confetti poppers.

This post was all about the best 21st birthday ideas to copy.

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