Dress Up Party Themes for Adults
Parties are the perfect way to let loose and have some fun. But if you’re looking for something more than just a regular party, why not host an adults-only dress up party? It’s the perfect opportunity to show off your creativity with costumes and décor while having a blast with your closest friends. Let’s explore some great ideas for dress up parties that will leave your guests talking long after the night is over.

Costume Party Ideas for Adults
Themed parties are always tons of fun, especially when it comes to dressing up! You can make it as simple or complex as you like—the choice is yours! Here are some ideas to get you started:
Great Gatsby Roaring ‘20s
Step back in time to the era of flappers and gangsters while sipping on classic cocktails like mint juleps and gin fizzes. Make sure everyone has their best 1920s garb ready for a real experience!

Color Party
This is one of the easiest dress up party themes. Simply choose a color, and encourage your guests to dress up in their wildest outfits of that color. It’s a great way to add some extra liveliness to the party!
Pirate Party
Ahoy matey, a pirate party is not just for kids! Set sail for an evening of treasure hunting, grog drinking, and skullduggery. Don’t forget your eye patch and pirate hat!
Pirate Raider Adult Costume Party Costume
Superheroes vs Villains
Who doesn’t love a good superhero movie? Pick your favorite characters from films or comics for an epic battle between the forces of good and evil. Let your guests be the stars of their own superhero movie. Encourage them to dress up as their favorite hero or villain. Be sure to add plenty of comic book decorations for extra effect!
Black and White Party
This classic party theme is sure to be a hit. Ask your guests to dress in either all-white or all-black outfits, and they can accessorize with things of the same color. You can even add some black and white decorations for added effect.

Mardi Gras
Who doesn’t love a good carnival? With Mardi Gras, the more outrageous your costume is, the better! This fun-filled party theme will have everyone donning funky masks and feathered headpieces. Add some colorful decorations to complete the vibe!
Pool Party
Take a dip while dressed up in your favorite swimwear and themed accessories. Whether you choose a beach-inspired theme or something more whimsical, the possibilities are endless!
Casino Night
Travel to the casino without ever leaving your home! Have your guests dress up in their best cocktail attire and get ready for a night of blackjack, poker, and roulette.
5 in 1 Casino Games SetCasino Glitter Photography Backdrop
Casino Photo Booth Props
Egyptian Party
The Egyptians were known for their elaborate and mysterious costumes. Invite your guests to dress up in pharaoh-inspired outfits and prepare to explore the mysteries of the Nile. You can easily make a toga costume with just a few basic items.
Murder Mystery Party
Put your guests’ mystery-solving skills to the test with a murder mystery party. Have everyone dress up in their detective attire or evening wear and get ready for an evening of whodunit?
Masquerade Ball
How about hosting a masquerade ball. Have your guests dress up in their best formal attire and give them each a mask to wear. It’s the perfect way to have an elegant evening while also keeping things mysterious.

Beach Party
For a fun laid back party theme, try a beach party. Have your guests dress up in their favorite swimwear and Hawaiian shirts. You can also add some beach decorations for a warm, tropical vibe.
Hollywood Red Carpet Party
Nothing says glam like a red carpet party. Have your guests dress up in their best evening dresses and suits, and prepare for the paparazzi. You can even make a makeshift red carpet with some fabric or a runner to add that touch of Hollywood glamour.
Luau Party
Get ready for a tropical festive night with a luau dress up party. Encourage your friends to get out the leis, grass skirts, and Hawaiian shirts. You can even add some tiki decorations for an authentic island feel.
Disco Party
Disco fever is alive and well! Have your guests dress up in their best 70s inspired outfits and get ready to dance the night away. You can even add some disco ball decorations for an extra touch of glamour.
Starwars Party
For all the Star Wars fans out there, a Star Wars themed party is the perfect way to show your love for the franchise. Have your guests dress up in their favorite characters from the movies and prepare for an intergalactic battle!
Fairytale Party
Live out your favorite fairy tales with a fairytale themed party. Have your guests dress up in their favorite princess or knight costumes and get ready for a magical night. Add some decorations to finish off the look.
Wild West Party
Turn back the clock and host a wild west themed party. Have your guests dress up in cowboy hats, denim jeans, and plaid shirts for an authentic western look. You can even add some decorations such as hay bales or Western-style signs to complete the theme.
Superbowl Party
It’s time for some good old-fashioned football fun. Have your guests dress up in their favorite team jerseys, cheerleaders and accessories and get ready to cheer on your favorite players. You can even set up a snack bar with delicious game day treats.
Glow in the Dark Party
This is another simple dress up party idea. Encourage your guests to wear white or neon clothing and glow-in-the-dark accessories. You can also add some glow sticks, black lights, and string lights around the room to create a fun atmosphere.

Alphabet Party
Choose a letter of the alphabet and ask your friends to come dressed as something beginning with that letter. This will bring out their creativity and you is bound to provide some laughs!
Carnival Party
Unleash the carnival spirit with a festive dress up party. Have your friends dress up in costume from clowns to ringmasters and get ready for a night of fun. You can also add some carnival-inspired decorations to complete the look.
Circus/ Carnival Photo Booth Props
Space Party
Take your guests on an intergalactic journey with a space themed party. Have everyone dress up in their favorite astronaut, alien or robot costumes and prepare for a night of star gazing. You can also add some space-themed decorations and snacks to create an out of this world atmosphere.
Costume Competitions
If you want to take it one step further, consider having a costume competition at your dress up party. Your guests can flex their creativity by coming up with some truly unique costumes, or they can put together something funny or outrageous. The possibilities are endless! Just make sure everyone knows ahead of time that there will be prizes involved so they can come prepared with their best costume ideas.
As you can see, costume parties don’t have to be reserved just for kids. There are plenty of fun and exciting dress-up party ideas for adults. Get creative and no matter what kind of dress up party you decide to host, it’s sure to be a hit with your friends and family!
Make sure to plan ahead with costumes, refreshments and add plenty of decorations that are fitting for the theme, it will really add to the party atmosphere. So have fun planning your next adults-only themed party and make sure to take plenty of pictures to remember the night by. With some good food, great music, and creative costumes, your party will be a success. So let loose and have a blast at your next costume party!
Whether you opt for themed parties or costume competitions, hosting a dress up party is sure to give you and your friends an unforgettable experience full of laughter, creativity, and maybe even prizes too. So what are you waiting for? Get planning today and make memories that will last a lifetime!