The 28 best adult LEGO sets to buy in 2021

Get ready to get your blocks off!

LEGOs have been a hot creative outlet for families during the ongoing COVID-19 pandemic, as evidenced by a sales spike in the first half of the year for the Danish company.

Sure, it’s no secret that building LEGO kits is a great way to kill time: So many of us have fond memories of sprawling out on the floor of our childhood home, mesmerized while constructing a multi-colored masterpiece.

But now, with so much monotonous time trapped in the house, there are plenty of new and old sets that you haven’t gotten your hands on yet.

The Post has rounded up options for all budgets, from architecture skylines to “Harry Potter” and “Star Wars”-themed kits.

Whether you’re an architect, love to build in your free time, have a thing for collectible LEGOs or just need some distraction, there’s bound to be a kit on this list that you’ll love.

It didn’t come as a surprise to us that the newest Instagram-worthy kit is already temporarily sold out on the LEGO website. Until it comes back in stock, you can get your hands on it from this eBay seller for a slight upcharge.

Bring yourself right to the city of love with this detailed Paris skyline building kit. It’s currently on sale for $10 less.

The LEGO Roman Colosseum building set is the brand’s largest toy of all time with a whopping 9,036 pieces and surprisingly hasn’t gone out of stock after debuting on Black Friday 2020.

If you’re a big fan of Nintendo products, then you’ll totally appreciate creating your very own Nintendo Entertainment System, completely made of LEGOs. While the building kit is currently back-ordered, you can still purchase it now and it will be shipped on Jan. 17.

For those who have been to San Francisco, you’re aware of how gorgeous the Golden Gate Bridge is. Bring San Fran’s skyline right to your home with this LEGO architecture building kit.

Calling all “Star Wars” fans! While this LEGO building kit of the Star Destroyer is certainly worth a pretty penny, you won’t have any regrets once you combine all 4,700 LEGO elements.

Shanghai’s skyline is hard to beat. The LEGO architecture building kit features the Chenghuang Miao Temple, Longhua Temple and Pagoda, Radisson Blu Hotel, Bund area, Oriental Pearl, World Financial Center, the Shanghai Tower and the Huangpu River.

If you’re itching for the fourth season of “Stranger Things” to be released this year, pass some time by building LEGO’s “The Upside Down” set.

If you’re not interested in creating your own aerial Manhattan LEGO replica by scratch — like that one teenager who went viral in 2020, consider buying this fun architecture NYC building kit instead.

LEGO’s Statue of Liberty architecture building kit is another great option for New York lovers. It’s made up of 1,685 pieces and bound to keep you busy.

If you consider yourself a Potterhead, then you’ll definitely enjoy recreating Diagon Alley with LEGOs.

Better yet, go all out and build the Hogwarts Castle from the ground up with over 6,000 LEGO pieces.

The LEGO “Harry Potter” Hogwarts crests building kit is another fun but a little bit less time-consuming option.

For “Harry Potter” fans who don’t want to shell out hundreds of dollars, you’ll definitely enjoy building this LEGO Hogwarts clock kit.

This LEGO Disney train and station building kit is another great find for those who love visiting Disney World.

For $20 more, you can build the famous Disney Castle, although beware it is on backorder and won’t be shipped until the end of March.

For a little more adventure, consider buying yourself the LEGO “Jurassic World” building kit that features many elements from the first film, including dinosaurs, a gyrosphere deployment station, characters from the movie and more.

Back in August 2019, LEGO celebrated 25 years of “Friends” by debuting this awesome collectible LEGO building kit of the show’s Central Perk set.

If you’re a fan of Marvel’s “Guardians of the Galaxy,” then it will be hard to resist this “Avengers” Ultimate Quinjet LEGO building kit.

The iconic tower LEGO building kit from the original “Avengers” movie is another fun build for any Marvel fan. It comes with over 600 pieces including Iron Man and Black Widow.

The LEGO Marvel “Avengers” Compound Battle Building Kit includes almost 700 pieces that create a building, iconic “Avengers” characters, a helicopter and more.

If you have a soft spot for Iron Man, then you should definitely consider the LEGO Art Marvel Studios “Iron Man” Building Kit. The set includes a frame and canvas so you can easily display your work after you’re done.

For outer space buffs, consider this LEGO NASA Apollo 11 Lunar Lander building kit.

If you swoon over Jack and Rose in the film or enjoy learning all about the history of the real-life Titanic, you’ll love re-creating the beautiful ship with LEGOs. It’s currently on sale for $30 less than normal, too!

Enjoy the end of the Lunar New Year celebrations with LEGO’s new Spring Lantern Festival Building kit. It features a brick-built Asian garden with moon gates, pavilion, pond and bridge and an ox lantern, illuminated by a LEGO light brick, to mark the Year of the Ox.

For those who just can’t get enough of Mickey and Minnie Mouse, consider building your favorite characters with this LEGO building set that has more than 1,700 pieces.

Make your Marilyn Monroe art even more unique by re-creating your very own Andy Warhol replica with LEGOs. This building kit comes with canvas and a frame to capture your work wherever you want.

While this article is primarily for adults looking for epic LEGO building kits, parents who love to create with their children might enjoy these Ikea and LEGO collaborated storage bins.

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