15 Unique Adult Birthday Party Ideas

Top Party Themes For Adults

Here are ten themed party ideas for adults birthday that can give your loved ones an unforgettable day or night!

1. Costume Party

Costume parties are lots of fun not only for the guests but the host too.

This is hands-down a hit theme because everyone gets to show their creativity and personality, adding an extra layer of fun to your celebration.

When throwing a costume party, you can choose to stick to a theme like movie characters, decades, sports, etc; or you can have an open-theme and let your guests creative juices flow.

One costume adult birthday party ideas you can do is a retro party! If they’re a movie buff, have them dress like their favorite character or wear clothing from an iconic moment in film history. Play their favorite songs according to your theme and have everyone get up and dance.

Don’t forget to create fun invitations to set the party mood! You can use free sites like Canva and message the final product to your guests if you don’t feel like printing and mailing them.

Party foods, drinks and decor are also essential to bring your celebration to life.

Decorate with posters, album covers, and other items referencing the past. You can also include props like old-fashioned soda bottles or ticket stubs from concerts the guest of honor attended. 

Another great idea to ensure a memorable party is buying some cheap disposable cameras so that everyone can take photos during the party – these will make for some great laughs for years to come.

2. Treasure Hunt

A treasure hunt fun no matter the occasion, so it certainly makes for an unforgettable celebration. This is one of  the top adult birthday party ideas, especially if you have a small gathering. You can make it as simple or complex as possible, but the result will be rewarding.

There are lots of treasure hunt guides online to help you plan but usually the first step is to have your guests divide into teams.

Each team should have at least one person who knows where the treasure is hidden, but they should not tell anyone else on their team where it is located!

Next, give each team a list of clues that will lead them to the treasure. You can use anything from maps and riddles to actual landmarks around town that your group might know about.

Make sure to document the whole process with photos and videos so everyone can watch and laugh later over drinks and food!

3. Murder Mystery Dinner

Murder mystery dinner parties are all the rage for a good reason. They’re a fun way to celebrate a milestone birthday, and they’re also a great way to bring your friends and family together in an entertaining environment.

The premise is simple. You invite your guests to come dressed as their favorite character and then serve them a delicious meal while they try to solve a murder mystery.

It’s easy enough that anyone can host one, but it’s also so uniquely fun that you’ll want to make it an annual event.

A murder mystery party is a great way to spend time with close friends and family members. You can even set up an online account so that people who live in other cities and countries can participate virtually when they’re unable to attend!

Get ideas for your murder mystery party here.

4. Glamping Trip

Glamping is the ultimate luxury camping experience. It’s essentially camping in style, and it offers you the chance to sleep under the stars in a tent or cabin that has all the comforts of home.

It’s a great way to spend time with friends, family, and even your significant other. You can make glamping trips as luxurious or as rustic as you want them to be.

If you’re looking for adults birthday party ideas for someone who loves to camp, consider booking a glamping trip as their gift!

If you’re in charge of planning the party, you can even schedule a getaway weekend for everyone who attends.

Glamping allows people to enjoy nature without worrying about bugs and dirt getting into their tents or sleeping bags at night.

Another way to add fun to the trip is planning a outdoor movie night with lots of pillow, snacks and even an outdoor projector screen.

5. Pool Party

A pool party is another one of the top adult birthday ideas, especially in the summertime. But there are a few things to keep in mind to make sure the party goes off without a hitch.

First, be sure to invite enough guests to fill the pool – there’s nothing worse than showing up to a party and finding that the pool is empty.

Make sure to have plenty of pool inflatables and rafts, your guests will absolutely love playing and taking photos on them.

And of course, don’t forget the sunscreen! Set a couples of bottles up so guests can help themselves, and make sure to reapply throughout the day.

Don’t forget to put together a playlist of fun summer tunes to keep the party going all night long! Snacks can be as simple as chips and pizza or as fancy as your favorite hors d’oeuvres.

With a little planning, you can throw these adult birthday party ideas that’s sure to make a splash 😉

6. Laser Tag

If you want something thrilling, here’s a concept from our top party ideas for adults birthday list. Consider laser tag for a fun, interactive, and memorable birthday party!

It is an excellent way for friends to get together and have fun while exercising. You can also choose from various themes for your event, including zombies and pirates.

Laser tag is an exciting game that allows players to compete against each other in teams or individually. The objective is to score as many points as possible by shooting the opponent’s vest with a laser gun.

Players wear vests designed to be hit with lasers to know when they’ve been hit. You’re out of the game when you’re hit until the next round starts.

You may think laser tag is only a hit amongst kids and teens but you’d be surprised at how. much fun adults will have playing this game too! you can reserve a local laser tag place or even go all out and get laser tag sets and host your own game.

7. Karaoke Party

If you’re looking for adult birthday party ideas that are fun, low-key, and easy to plan, then you can’t go wrong with a karaoke party. 

Karaoke is a great way to get everyone involved in the fun. Plus, it’s a great way to break the ice and get people talking.

If you want to make sure everyone has a good time, you’ll need to choose songs that everyone can sing along!

You can easily find karaoke machines to buy online and host your party at your own venue, or you can reserve a karaoke booth near your for you and your guests, though this usually requires a smaller gathering.

Most machines connect directly to speakers or televisions via Bluetooth or auxiliary cable, making them easy to set up for your guests.

Karaoke parties are known to be an unforgettable time with friends and family and everyone is bound to have a good time.

8. Casino Night

If you’re looking for a fun and unique way to celebrate your birthday, consider hosting a casino night. 

Playing poker, blackjack, roulette, and other gambling games is a great way to have fun with friends and family members.

Casino nights are also great because they allow everyone at the party to participate in the action. Rather than having just one person who always wins, everyone has a chance to win big prizes like money, gift cards, or even just souveniers.

Casino nights are always popular among adults because everyone gets to dress up and enjoy an intimate night of good drinks, food and games.

When hosting a casino night, you can go as casual or as fancy as you want. You can hire or designate dealers and waiters who will serve drinks and snacks during the event so that guests don’t have to leave their seats for anything during their time at the casino night party venue.

9. Cooking Class

A cooking class is a super fun and interactive way to celebrate with your friends, even if you don’t deem yourselves as great cooks. That’s the beauty of having someone teach you and your group together.

You could go all out and make it a themed cooking class and have all the guests dress up like chefs or foodies. If there’s no theme, make sure you have fun music playing in the background and have adult birthday decorations with cute chef hats, aprons, and utensils.

Make sure your cooking instructor has lots of fun games planned for the kids (if your guests brought their children) while they wait for their food to be cooked.

You can even ask them if they want to help by cutting up vegetables or stirring the saucepan!

The best thing about this party idea is that it doesn’t require much effort from you. You can easily book cooking classes online or ask a friend who loves to cook to be your instructor! Just make sure to have enough room for everyone to participate and enough dishes and utensils to use.

10. Trivia Night

Trivia nights are a great way to get your guests involved in the party, and the questions can be about anything!

Your guests can enjoy bouncing around from table to table, chatting with different people, and trying to win prizes.

If you want to make it even more fun, set up a prize for the team with the most correct answers.

You can plan your own question – randomized or themed like movies, history, or general knowledge. If you don’t have time for that, plenty of general trivia websites offer free questions.

If you need trivia questions for your party, you can find them here!

Ideas For Adult Birthday Decorations

There’s no reason to skimp on the decorations whether you’re throwing a party for your spouse, friend, or yourself! Here are five great adult birthday decorations for your adult birthday party ideas!

11. Banners

Banners are a great way to add adult birthday decorations to your party space. You can make them yourself, or you can purchase them online.

You can use any paper for the banner if you’re going to make your own, but it’s best to use double-sided tape or glue and attach the banner to a wall.

If you want to purchase a banner to celebrate your milestone birthday, look no further than Prazoli!

Unlike other birthday banners that are confusing and difficult to set up, each of Prazoli’s 21, 30, 40, and 50 cheers banners comes pre-strung so all it takes is hanging them on the wall for an instant party.

Effortlessly add a SPARK to your party with these high-quality and beautiful golden glitter party backdrops that you can bring and hang anywhere!

12. Photo Booth

A photo booth is not only a fun way to have your guests loosen up but it also allows for amazing souvenirs as your guests take their photos home. You can use a polaroid camera or even just a phone or digital camera, so all guests can get a copy of their shots.

The photo booth is the staple of any good party ideas for adults birthday. It’s always a hit amongst guests, and it makes for great memories to look back on.

If you don’t want to buy props you can check out DIY ideas too.

13. Balloons

Balloons are one of the most popular party adult birthday decorations because they’re versatile and easy to use.

For the best results, try a mix of different shapes and sizes. Round balloons are classic and versatile, while large numbers or letters can be used to spell out the birthday celebrant’s age or name.

For a more festive look, try using balloon arches or garlands. These can be easily made at home with a few helium-filled balloons and some ribbon, or you can purchase them pre-made from most party stores.

Latex balloons are the most commonly used balloon for birthdays and other celebrations. They’re inexpensive, easy to find, and come in various colors and sizes.

Mylar balloons are slightly more expensive than latex balloons, but they’re much more durable. They’re also less likely to pop, which can be vital if planning an indoor party.

Whatever type of balloon you choose for your adult birthday decorations, make sure to get plenty of extras in case of any pop during the party!

14. Party Lights

When it comes to adult birthday decorations, one of the things that can easily bring your party to the next level is the lighting. 

Party lights can make the room look fantastic, and these days there is a wide range of options available.

You can choose from different types of lighting like LED lights or fairy lights, depending on what what kind of mood you want to set.

You can also look for string lights that come with small bulbs that blink in different colors – those always add a whimsical feel to any room.

Use these adult birthday decorations indoors, outdoors, or bring them to a venue. You definitely won’t regret investing in them!

15. Party favors

Party favors are a great way to add a personal touch birthday decor AND to give your guests a memento of your incredible party.

By using party favors as part of your adult birthday decorations scheme, you can create a festive and unique look that will really make your party stand out.

Party favors come in all shapes and sizes, so you can easily find ones that fit your party theme.

If you’re looking for the perfect party favors that are USEFUL and look amazing, check out Prazoli’s koozies! The 21, 30, 40, 50, and 60 dedicated can & bottle coozies are perfect for a milestone birthday party.

A sip from each one will ignite a special memory that can be enjoyed multiple times throughout the day long and it will always bring back great moments with friends as you use it through the years.

With a little creativity, you’ll find that party favors will perfectly complement your other adult birthday decorations!

Birthdays are great opportunities for one to celebrate with loved loved with memorable experiences.

Many adult birthday parties are dull and typical but now yours don’t have to be!

We hope that this list has given you new ideas for your next birthday celebration. Have fun with these adult birthday party ideas, enjoy the festivities, and have a birthday to remember.

What’s a must-have for birthday parties in your opinion? Let us know in the comments below!

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