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  • $30.00 sale
    $40.00 Reg.

    Boys 8-20 Quiksilver Massive Values Swim Trunks

    (2)
  • $21.00 sale
    $28.00 Reg.

    Boys 8-20 Quiksilver UPF 50 Surf Logo Graphic Tee

  • $31.50 sale
    $42.00 Reg.

    Boys 8-20 Quiksilver Tie-Dye Swim Shorts

  • $32.00

    Boys 4-20 ZeroXposur Marine Sun Top & Swim Shorts Set

    More Colors
  • $22.00

    Boys 4-20 ZeroXposur Surfer Swim Shorts

    (7)
    More Colors
  • $21.24 with code GOSHOP15 Promo details.
    $24.99 Reg.

    Baby & Toddler Boy Jumping Beans® 2-Piece Swim Set

  • $31.50 - $40.50 sale
    $42.00 - $54.00 Reg.

    Boys 4-7 Under Armour 2-Piece Swim Top & Swim Shorts Set

    (2)
  • $34.50 sale
    $46.00 Reg.

    Boys 8-20 Under Armour Compression Volley Swim Shorts

  • $12.74 with code GOSHOP15 Promo details.
    $14.99 Reg.

    Baby & Toddler Boy Jumping Beans® Rashguard Swim Top

  • $12.74 with code GOSHOP15 Promo details.
    $14.99 Reg.

    Baby and Toddler Boy Jumping Beans® Swim Trunks

  • $30.00 sale
    $40.00 Reg.

    Boys 8-20 Under Armour Tipped Logo Volley Swim Trunks

    (1)
  • $33.00 sale
    $44.00 Reg.

    Boys 6-20 Nike Flock Volley Swim Trunks

    (1)
  • $23.80 with code GOSHOP15 Promo details.
    $28.00 sale $32.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Swim Trunks

  • $19.12 with code GOSHOP15 Promo details.
    $22.50 sale $30.00 Reg.

    Toddler & Baby Boy Bluey 2-pc. Rash Guard and Swim Trunks Swimsuit Set

    (1)
  • $21.24 with code GOSHOP15 Promo details.
    $24.99 Reg.

    Disney Mickey Mouse Baby & Toddler Boy 2-Piece Swim Set by Jumping Beans®

    (2)
  • $20.96 sale
    $27.95 Orig.

    Boys 2-20 Lands' End Chlorine Resistant Short Sleeve Crewneck Rash Guard Swim Shirt

    (1)
  • $29.32 with code GOSHOP15 Promo details.
    $34.50 sale $46.00 Reg.

    Boys 4-14 Minecraft Rashguard & Trunks Swim Set

    (3)
  • $23.80 with code GOSHOP15 Promo details.
    $28.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Swim Trunks

  • $33.00 - $37.50 sale
    $44.00 - $50.00 Reg.

    Boys 4-20 Hurley Sharkbite Tee & Swim Shorts Set

  • $19.12 with code GOSHOP15 Promo details.
    $22.50 sale $30.00 Reg.

    Toddler & Baby Boy Paw Patrol 2-pc. Rash Guard and Swim Trunks Swimsuit Set

    (3)
  • $32.21 sale
    $42.95 Orig.

    Boys 2-20 Lands' End Active Sport Hydroliner Printed Swim Trunks

  • $29.32 with code GOSHOP15 Promo details.
    $34.50 sale $46.00 Reg.

    Boys 4-14 Teenage Mutant Ninja Turtles Rashguard & Trunks Swim Set

    (2)
  • $24.00 sale
    $32.00 Reg.

    Boys 8-20 Under Armour Wordmark Surf Swim Shirt

  • $21.24 with code GOSHOP15 Promo details.
    $24.99 Reg.

    Baby & Toddler Boy Jumping Beans® Marvel Spiderman 2-Piece Swim Set

  • Top Rated
    $28.50 - $30.00 sale
    $38.00 - $40.00 Reg.

    Boys 4-20 Hurley Ombre Dawn Boardshorts

  • $19.12 with code GOSHOP15 Promo details.
    $22.50 sale $30.00 Reg.

    Toddler & Baby Boy Spider-Man 2-pc. Rash Guard and Swim Trunks Swimsuit Set

    (5)
  • $33.00 - $37.50 sale
    $44.00 - $50.00 Reg.

    Boys 4-20 Hurley Tropical Swim H2O-Dri UPF Top & Trunks Set

    (1)
  • $30.00 sale
    $40.00 Reg.

    Boys 8-20 Under Armour Flag Streamer Volley Swim Trunks

  • $19.00 sale
    $38.00 Orig.

    Baby Boy Carter's 2-Piece Long-Sleeve Rashguard & Swim Trunks Set

    (9)
  • $15.30 with code GOSHOP15 Promo details.
    $18.00 sale $24.00 Reg.

    Boys 4-14 Pokemon Swim Trunks

  • $29.32 with code GOSHOP15 Promo details.
    $34.50 sale $46.00 Reg.

    Boys 4-14 Marvel Spider-Man Rashguard & Trunks Swim Set

    (2)
  • $29.96 sale
    $39.95 Reg.

    Boys 2-20 Lands' End Husky Active Stretch Swim Trunks

  • $22.00

    Boys 4-16 ZeroXposur Offshore Swim Shorts

    (1)
    More Colors
  • $24.00

    Boys 8-20 ZeroXposur Long Sleeve Sun Protection Top

    (2)
    More Colors
  • $33.00 sale
    $44.00 Reg.

    Boys 6-20 Nike 3D Volley Swim Trunks

    (1)
  • $22.00

    Boys 4-20 ZeroXposur Shark Print Swim Shorts

    More Colors
  • $33.00 sale
    $44.00 Reg.

    Boys 6-20 Nike Ghost Camo Volley Swim Trunks

  • $29.32 with code GOSHOP15 Promo details.
    $34.50 sale $46.00 Reg.

    Boys 4-14 Pokemon Rashguard & Trunks Swim Set

  • $12.74 with code GOSHOP15 Promo details.
    $14.99 Reg.

    Baby & Toddler Boy Jumping Beans® Rashguard Swim Top

  • $33.00 sale
    $44.00 Reg.

    Boys 6-20 Nike Doodle Volley Swim Trunks

    (2)
  • $22.00

    Boys 4-20 ZeroXposur Shark Graphic Sun Protection Top

    (1)
    More Colors
  • $29.96 sale
    $39.95 Orig.

    Boys 2-20 Lands' End Active Swim Trunks

    (2)
  • $17.00 with code GOSHOP15 Promo details.
    $20.00 sale $24.00 Orig.

    Baby & Toddler Little Co. by Lauren Conrad Swim Shorts

  • $29.40 sale
    $42.00 Reg.

    Toddler Boy Carter's 2-Piece Rashguard Swim Set

    (1)
  • $18.00 - $19.50 sale
    $24.00 - $26.00

    Boys 4-20 Hurley H2O-Dri Icon UPF 50 Graphic Tee

  • $32.00

    Boys 4-7 ZeroXposur Marine Sun Top & Shorts Set

    More Colors
  • $25.50 sale
    $34.00 Reg.

    Boys 6-20 Nike Dri-FIT UPF 40+ Short Sleeve Hydroguard Swim Tee

    (1)
  • $21.00 sale
    $28.00 Reg.

    Boys 8-20 Hurley H2O-Dri Long Sleeve Top

Popular Swimwear Searches:

Boys' Bathing Suits

Does your little guy need some new swimwear for a pool party his classmate is throwing soon? No worries when you shop with Kohl's! Browse across our array of boy's swim trunks, organized by size! We know that your little ones grow quickly, which is why we've made finding the right size for where they're at easy! Shop our size categories of baby boys, toddler boys, little boys, and big boys to make sure you're getting the right size that they need! Also, Kohl's selection offers the designs that he's sure to love! Whether he's into dinosaurs, sharks, or football, we have what he'll be proud to wear out to the pool, the beach, or wherever he's off to!

Baby Boy Swimsuits

Does the smallest member of your family need something to swim in next time you hit the beach? Kohl's has you covered! We have swim shirts and bottoms just for baby boys that are sure to keep them looking cute while you take them for a swim! Typically, swimwear for the youngest crowd comes in sets including both a shirt and bottom for your littlest one to swim in, making it easy to give him a consistent style when he's ready for the pool! Check out this adorable Baby Boy Carter's "Lifeguard Off Duty" Rashguard Top & Shorts Swimsuit Set that's sure to keep him looking cool while in the water!

Boys' Swimsuits

For our boys that are a little older, Kohl's has some great swimwear available that's sure to make a splash at the pool! There are lots of designs to choose from that he'll think are awesome, such as graphics from his favorite tv shows and movies to floral and striped swim trunks! Is he a big sports fan? Take a look at our selection of sport-centric swim trunks, such as these Youth Charcoal Seattle Seahawks Heat Wave Swim Trunks, also available for teams such as the Packers, Broncos, Steelers, and Eagles! You can also take a look at this Youth San Francisco 49ers Block Rash Guard T-Shirt if he's more comfortable in a swim shirt or needs that extra level of protection from the sun! Alternatively, if he's excited to hit the beach but not too keen on swimming, we offer a vast assortment of boardshorts that are perfect for lounging on the beach towel and catching some sun!

Complete The Look

Now that he's got the swim trunks he needs to look stylish at the pool party, he needs the rest of his swim attire to be up to snuff! You don't have to worry when you shop at Kohl's, since we're your one stop shop for all of your swimwear needs! Take a gander at our collection of men's sandals that are perfect for your next family trip to the beach. For example, this pair of MUK LUKS Parker Men's Sandals is sure to keep their feet cool while they're looking fresh! You can also peruse our selection of mens sunglasses for those sunny days outdoors. Take a look at the tried and true style of the Men's Dockers Matte Black Wood Temple Sunglasses to protect their eyes -- and their sense of style!

When it comes to his warm-weather wardrobe, there's no better place to find swim trunks that will make a splash than at Kohl's! He'll hit the pool or beach in style with our wide array of boys swimwear. Whether its boys swim trunks or boardshorts you're looking for, you'll find everything you need in our large assortment of swimwear!