20 x 21st Birthday Party Ideas

Twenty Ideas For Your 21st Birthday Party

Searching for 21st birthday party ideas? Stuck planning your big event? From extravagant cocktail parties to intimate occasions, we’ve put together a list of twenty ideas to help you celebrate your 21st birthday party. 

Scroll down to view our list of ideas


1. Great Gatsby Cocktail Party

Host a 1920s Gatsby style dress up party with classic cocktails and canapés served throughout the night.

2. Mexican Fiesta

This party should be all about bright colours and delicious Mexican food. You might go even opt to go that extra mile and hire a Mexican food truck.

21st Birthday Party Ideas

3. Pool Party

If you are a summer baby, make the most of the balmy weather with a 21st pool party.

4. Old Hollywood Party

Ask guests to dress up as old Hollywood movie stars. Guests enter via a red carpet where their photo is taken and they are handed a flute of champagne.

5. See a live music show

Whether you like heavy metal or enjoy something you can sing along to, whatever you are into make your 21st birthday party all about the music.

6. Famous People Party

Everyone is required to dress up as a famous person that shares their birthday.

7. The Throwback Party

Repeat your favourite childhood birthday party but with alcohol. This might mean you hire a petting Zoo or jumping castle or perhaps host a Barbie themed birthday party.

8. The Weekend Away

If you want your birthday to last more then a night, plan a weekend away with your closest friends.

9. Go on an Adventure

Be adventurous and spontaneous, climb a mountain, sleep on a beach, go skinny-dipping, the world is your oyster!

21st Birthday Party Ideas

10. Glitter Party

You’ll need glitter cupcakes, glitter balloons, glitter costumes, this party is fun and cost affective.

11. Horoscope Party

Guests are asked to come dressed as their horoscope.

12. Black and White Ball.

Hire a space to recreate Truman Capote’s famous black and white ball where guests are required to wear only black and white.

13. Murder Mystery Party

You’re guest will have a blast dressing up and trying to guess who amongst them is ‘the murderer’.

14. Moonlight Picnic

Set up a picnic blanket in your yard, ask everyone to bring a plate of food and enjoy a picnic under the stars.

15. Casino Themed Party

Set up black jack and craps and have casino themed food and drink on hand.

16. High Tea

Some people believe 21 is when you officially are an adult, so why not do something classy with a birthday high tea.

17. Hawaiian Luau

Have your 21st birthday party at a tiki bar or set up a tiki bar in your backyard.

18. Birthday Cruise

Hire a boat and embark on a cruise for your 21st birthday party.

21st Birthday Party Ideas

19. Roof Top Party

Hire out a roof top function space with city views.

20. Karaoke Party

Head out with your best mates to one of many Brisbane venues for functions where you can belt your heart out to any number of your favourite jams.


Start Planning Your 21st Birthday Party

If you’re ready to start planning your 21st birthday party, check out our list of top rated function venues to host your event!

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