12 Special 45th Birthday Ideas To Celebrate The Big Day (2024)

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Birthday party venues on Peerspace typically cost between $50 — $500 per hour.

Here’s to celebrating the last 45 years and the many more to come! Make this birthday one for the books with these 11 special 45th birthday ideas.

Besides providing you with high-quality birthday party ideas, did you know Peerspace can also connect you with high-quality birthday party rental venues? It’s true! As the largest online marketplace for hourly venue rentals, Peerspace has thousands of stunning spaces in cities across the globe.

Plus, when you book a Peerspace venue, you have the full support of your venue’s local host. These friendly folks strive to make your time in their venues amazing and can help source any party extras you may need.

For instance, you can ask them their recommendations when it comes to catering, karaoke machines, and waitstaff, it’s all within their powers! It takes away all the hassle of party planning so that all you have to do is sit back and enjoy.

Now, let’s get back to our list. No matter if you’re planning your own shindig or someone else’s, these ideas are sure to inspire an incredible party.

1. Book a Peerspace you love with friends you adore

richmond ranch with boho chic style
Source: Peerspace

How many birthdays have you celebrated in your own home? Switch it up this year and do something out of the ordinary! Regardless of what you choose to do on your 45th, you are going to want to celebrate in a space that’s as special as you are.

Peerspace offers you access to a wide array of gorgeous event venue rentals for your 45th, like mansions with fabulous amenities, art galleries in the heart of a thriving metropolis, and gourmet restaurants with personalized menus and service!

Here are a few concrete ideas:

  • Host an elegant bash at this historic, boho-chic abode in Richmond, NY (pictured above) ideal for intimate events like sipping wine and eating elegant dishes.
  • Dance the night away on this stunning rooftop deck and event space in Seattle, WA with skyline views, fresh air, seating, and a kitchen to set up a catering team.
  • Gather for a dinner party at the Nest beautiful cafe-style lounge in London, UK with a kitchen, several seating areas, speakers, and a BYOB/F policy.
  • Party like an A-lister at this luxury large house in Sydney, Australia with a pool, gardens, several outdoor patios, a large open kitchen, and marble bathrooms.
  • Explore this iconic art gallery in the heart of Carmel, IN and make use of its stunning kitchen, lounge, and working fireplace to gather and converse.

Looking for something different? Go to Peerspace and type in the city you live in (or would like to celebrate in), and it’ll present you with endless opportunities. Narrow down your search by specifying the amenities you are looking for, like outdoor spaces with gardens, a bohemian-style home, or amenities like a fire pit or gazebo.

Once you’ve found the perfect spot, you can book your space in just a few clicks. Enjoy!

2. Let everyone know that you’re 45 and feeling alive

Vintage Downtown Inglewood Theater
Source: Peerspace

You are never too old to have fun! Make light of your age with a funny elderly theme for your party. Ask guests to come wearing their best old man or old lady attire and tell them you’ll be partying it up with pudding snacks that go easy on the dentures. Then, dance the night away to organ music!

Stop by the thrift store before the party and pick up old wheelchairs, walking canes, and walkers and offer them to your guests as they walk in the door — then challenge them to a wheelchair race!

Book a vintage theatrical event venue on Peerspace to serve as the perfect setting. If you’re in the Los Angeles area, then this vintage theater in downtown Inglewood is ideal! It has room for 50 guests and offers plenty of ambiance to highlight your festivities.

It also boasts rave Peerspace reviews from past renters like this: “Owen and Major were amazing! Super accommodating and helpful without being asked. Have been to several theaters and this is where I will always go back to from now on. No hidden fees and super friendly.”

3. Blast from the past

Vintage Photo Video Studio with Natural Light chicago rental
Source: Peerspace

Take a moment to reflect pron the last 44 years with your friends and family during your 45th birthday party! Hang up your favorite photos from years past and set up a photo area where you can recreate your favorite photos. This would be a fun party favor for friends to take home with them — especially if you took them using a Polaroid!

Need some inspiration? Then this Chicago photo and video studio ought to do it. Since it’s a professional studio, you can even book a photoshoot there and have a sensational birthday photoshoot to celebrate the new milestone you’ve reached.

Our groovy 70s photoshoot ideas can help you celebrate your birth year in true 70s fashion, baby!

4. Reflect forward and ponder a beautiful future

trousdale estate los angeles
Source: Peerspace

Your 45th birthday ideas shouldn’t just be about reflecting on the past — they should also include forward-thinking reflections! What do you hope the next few months, years, and decades will bring? Have your party revolve around who you hope to become in the next ten years!

For instance, you can book this incredibly opulent Beverly Hills estate on Peerspace for your 45th birthday party and imagine how amazing your near future will be when you live somewhere similar! It is 4,000 square feet of luxurious open space and city views.

“One of our favorite rentals! Unbeatable views. Immaculate space,” shares a Peerspace reviewer. “Gigi and Adam are gracious hosts and very responsive. Repeat rental. Highly recommend!”

5. May the forties be with you

alien spaceship bunker in burbank
Source: Peerspace

Looking for a fun theme to center your 45th birthday ideas around? How about a Star Wars theme? Sip on some Jedi Juice, munch on Trade Federation Taters, and have a contest to see who can make the best Death Star Watermelon carving! You’re never too old for a Star Wars birthday party!

To top it off, Peerspace provides you with access to a slew of spaceship sets you can rent for your party backdrop. It’s the best way to ensure the Force is with you!

6. Gettin’ groovy

a 70s all blue photo studio
Source: Peerspace

People celebrating their 45th birthdays in 2024 were born in the final year of the 1970s, good ol’ 1979! So why not center your birthday party theme around your birth decade? Host your 70s-themed party in a groovy house (like one of these) with funky decor and tons of fun 70s games (Family Feud, anyone?). Invite your guests to dress the part, and make sure to take lots of photos!

We happen to think this funky downtown LA 70s all-blue pad is the perfect spot to host your 70s party. Just imagine you and your friends in your 70s finery dancing disco in this space!

7. Feed your inner child and serve your favorite childhood foods

a wicker park bright blue kitchen
Source: Peerspace

What were your go-to snacks as a kid? Feed your inner child and get your party catered with your favorite throwback foods! Or find fun old-school snacks to stock the party with, like Push Pops, Hi-C, and Ding Dongs.

Are you a fan of cooking and baking? Then book a sensational kitchen space on Peerspace that doubles as a neat event venue. For instance, this Wicker Park gourmet kitchen (pictured above) houses a chef’s kitchen and sweet event space, too. This is one of those 45th birthday ideas that the whole gang will appreciate.

A Peerspace user who booked a birthday party here shared the following helpful review: “Laura and her team are amazing!!! We had the best experience and the space is beautiful. Everything was seamless – would highly recommend.”

8. Make it a surprise party for the birthday person!

 a colorful cat cafe
Source: Peerspace

If you are the party planner but not the birthday guy or gal, then consider throwing a surprise party! You can add any of the ideas on this list to the birthday fun. You are just adding in the element of surprise!

This is a great way to take the stress off the person whose birthday is coming up and pleasantly surprise them with a birthday celebration they probably always wanted but didn’t have the time or ability to plan themselves. To make it extra special, book a birthday party venue near you through Peerspace. Depending on the venue you book, you may have access to any party amenities you want without having to rent anything extra!

Never thrown a surprise party before? Never fret; check out this step-by-step guide to throwing an amazing surprise party for someone special!

9. Young once, immature forever

motorosports park racetrack in riverside
Source: Peerspace

Act your shoe size, not your age for your 45th! There are tons of fun 45th birthday ideas to make you feel like a kid again — rent a bouncy house, spend the day go-karting, or hang out with the animals at a petting zoo! Consider it a one-day vacay from your usual adult responsibilities. Today’s your day, and you can have fun however you want to.

10. Turning 45 is fine when you look 29!

neon pink loft and decor
Source: Peerspace

You look great for 45! Celebrate how great you feel and how good you look with a photoshoot on your birthday. You can do a solo portrait shoot or invite your friends and/or family to be involved too. A fun option might be renting a gorgeous venue and treating yourself to a boudoir shoot.

Boudoir shoots are totally acceptable for any age and gender, so go for it! There are many reasons why having a boudoir shoot can lift your spirits and self-esteem. Plus, you can book an amazing aesthetic and comfy boudoir shoot location through Peerspace as your dreamy backdrop!

Here are our favorite boudoir studios available to book on Peerspace that you’re sure to love:

Choose the Peerspace venue that suits your aesthetic and scroll through our boudoir photographer resources articles to find the perfect boudoir photography specialist near you. They’ll help remind you that age is just a number while true beauty lasts forever.

11. Capture every moment of your birthday bash

photo studio with two thrones
Source: Peerspace

Hiring a photographer doesn’t have to mean posing and portraits. In fact, consider hiring a photographer to come to your party to capture all the raw and real moments of your birthday! While you and your guests are enjoying themselves, they will stand behind the scenes and film all the special moments you may have missed or wish to never forget.

Consider buying items like confetti and bubbles for your guests to use, as they’ll make for great photos. You can also include a photo backdrop area with fun backdrops — don’t forget to get everyone together for a group photo!

Not sure where to start? Then check out our 45th birthday photoshoot ideas for inspiration!

12. Activities abounding and fun for all

a versatile outdoor enclave in Greenpoint, Brooklyn
Source: Peerspace

We love the idea of 45th birthday ideas that keep you and your guests relaxed yet engaged. To achieve that perfect party ambiance, why not book a Peerspace flex venue and plan some fun activities?

You can rent a venue like this versatile outdoor enclave in Greenpoint, Brooklyn, and make use of the creative energy and spacious surroundings. It is a 2,500-square-foot outdoor space brimming with murals, woodworking, and special seating that will inspire you and your guests.

For instance, you can hire a private chef to cook for you and your crew. Or, you can invite an instructor to come in and teach you something you’ve always wanted to learn, like how to brew beer, tie-dye shirts, knit, etc. Learning a new skill in a fun and supportive environment is how we stay young, after all!

45th birthday ideas are better with Peerspace

a glam mini cabin in topanga
Source: Peerspace

While you only turn 45 once, you can make your birthday the most memorable yet by celebrating at a one-of-a-kind Peerspace private party venue rental. All you need to do is see what’s available near you or your destination city. Narrow down the results by location, price, and amenities. And check out each venue’s listing page, complete with high-res photos, detailed descriptions by venue hosts, and reviews by past renters like yourself.

Maximize your booking with the help of your venue’s helpful host. They can give you the 411 on the area’s best catering, rental companies, and more. With Peerspace at your side, you can host the event of the century (or rather, nearly half-century!) without any of the hassles. Happy birthday to you!

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