From a refreshing pool party to a hilarious meme costume party, check out these creative 21st birthday party ideas.
21st Birthday Party Ideas
Roaring 20s Party
Ring in your 21st birthday with a glamorous roaring 20s themed party.
Picture a night filled with glitz, glamor, jazz music, and Gatsby style extravagance.
To complete the theme, encourage everyone to dress in 1920s fashion, such as feathered headbands and flapper dresses.
2000s Party
From a Y2k pop party to a nostalgic 00s childhood memories party, celebrate your 21st birthday by taking it back to the 00s.
Immerse yourself in the era with hit 2000s songs, throwback party games, and retro decor, making it a blast from the past.
Check out: Iconic 2000s Themed Party Ideas
Pool Party
If your birthday lands during the summer months, a pool party is a fantastic choice.
Whether you have a pool at home or rent a venue with one, it’s a great way to beat the heat and celebrate.
To transform the pool space into an epic 21st birthday pool party; decorate with vibrant decorations, pool floaties, and offer plenty of delicious and refreshing food/drinks.
Related: The Best Pool Party Ideas for Adults and Teens
21st Birthday Party Themes
Slumber Party
Whether at home or in a hotel/Airbnb, celebrate your 21st birthday with the ultimate girls’ night in, by hosting a slumber party.
From cute pajamas to fun games and delicious snacks, a slumber party is a cozy and laid back 21st birthday party idea.
To add that extra birthday touch, decorate your space with balloons. Lots and lots of cute balloons.
You may also like: Cozy Pajama Party Ideas For Girls Night In
Paint and Sip Party
Unleash your creativity and your guests’, with a fun paint and sip party.
All you need are four essential ingredients: canvases, paint, brushes, and drinks/snacks.
Further, elevate the party atmosphere by playing an upbeat playlist.
So that guests can sing-a-long while painting their masterpieces; and you have the perfect recipe for a memorable 21st birthday party.
Related: Creative Paint and Sip Party Ideas
21st Birthday Ideas
Formal Party
For an over the top celebration, look no further than a formal 21st birthday party.
From the venue to the black-tie formal dress code, you can go as extravagant as you want with this party theme.
Pancakes and Pajamas
For a more relaxed and playful 21st birthday party idea, consider a “Pancakes and pajamas” party.
Invite your guests to come in their comfiest PJs, for a cozy night of fun.
Set up a pancake bar with various toppings like fruits, syrups, and whipped cream.
Lastly, compliment this party theme with relaxed activities such as a game night, movie screening, or karaoke.
Tropical Party
Go on a vacation right at home with a tropical themed 21st birthday party.
Transform your party area into a tropical oasis with vibrant and colorful decorations.
Immerse your guests taste buds with tropical-inspired dishes and drinks.
Most importantly, encourage guests to dress as if they’re on a tropical island getaway.
You may also like: The Best Tropical Party Ideas
21st Birthday Party Theme Ideas
Pizza Making Party
If you’re a foodie, consider an at home pizza making party, for a delicious way to celebrate your 21st.
Gather your friends and turn them into chefs for a day, by turning your space into a pizzeria.
Set up a pizza-making station with various doughs, sauces, cheeses, and toppings.
At the end, everyone can enjoy their personalized pizzas hot from the oven.
Cookie and Cupcake Decorating Party
You don’t have to wait till Christmas to decorate cookies, you can host your very own birthday-cookie decorating party.
Offer a variety of freshly baked cookies and cupcakes along with frostings, sprinkles, and toppings.
Then, invite everyone to decorate their sweet treats and savor their beautiful creations.
Dinner Party
A dinner party is one of the many fantastic 21st birthday party ideas.
The great thing is, you can choose to host it either at a restaurant or at home.
If you decide to host it at home, you have the flexibility to go for either a formal multi-course meal or a casual and relaxed dinner.
Regardless of the setting, gathering around a dining table provides an excellent opportunity for you and your guests to enjoy great food and conversation.
Ideas for 21st Birthday Party Themes
Tea Party
Come together over dainty sandwiches, warm pastries, and fragrant teas, and celebrate your 21st birthday with a delightful tea party.
With so many different tea party themes to choose from, you can go as elegant or as relaxed as you want to match your vibe.
Related: Tea Party Ideas for a Delightful Gathering
Color Themed Party
A color-themed party around a certain color(s) allows you to get creative with your decorations, attire, and even the menu.
From an all-pink, to a glow-in-the-dark party, this graduation party idea sets the theme for a visually exciting celebration.
Check out: Color Theme Party Ideas for Vibrant Celebrations
Picnic Birthday Party
Whether it’s in your backyard, in a park, or at the beach, celebrate with a 21st birthday picnic party.
Considering this isn’t a typical picnic but a picnic party, make it a little bit special by decorating. Consider adding charming elements like:
- Low-profile picnic table
- Real glassware and silverware
- Cute pillows
- Balloons
- Fresh flowers
- A beautiful sign or picture frame
Related: How to Plan a Picnic With Friends
Themed Party Ideas for 21st Birthday
90s Party
Hosting a 90s themed party is another fantastic idea for your 21st birthday celebration.
Embrace the decade by incorporating 90s fashion, music, and snacks into your birthday bash for a truly iconic throwback experience.
80s Party
Throw on your leg warmers, tease your hair to epic heights, and don’t forget the shoulder pads, for a neon packed 80s party.
From Michael Jackson to Whitney Houston, curate a playlist of iconic ’80s tunes.
Most of all, encourage your guests to step back in time to the vibrant ’80s era, by dressing up in bold 80s inspired outfits.
Beach Party
Last but not least, escape to the beach for an unforgettable 21st birthday celebration.
Whether you’re looking to relax under the sun, party with high energy, or simply enjoy the coastal vibes, a 21st birthday beach party offers a versatile and scenic setting for your special day.
Where to Have a 21st Birthday Party
From your home to a private room at a restaurant, you can have a 21st birthday party practically anywhere. Some other great party locations include:
- Park
- Beach/lakeside
- Event venue
- Hotel/Airbnb
- Rooftop restaurant
- Community center
- Boat
All in all, choose a location that fits your preferences, budget, and the number of anticipated guests.
