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Growing boys have a seemingly endless need for new clothes, but the expense can be overwhelming. Shop gently used boys' pants at thredUP and enjoy savings up to 90% off the retail price.

381 items
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    Zara Baby Cargo Pants (view 2)Zara Baby Cargo Pants (view 1)
    View Product: Zara Baby Cargo Pants

    Zara Baby

    Cargo Pants
    Size 18-24 mo
    $11.99
    58% off estimated retail
    Under Armour Khakis (view 2)Under Armour Khakis (view 1)
    View Product: Under Armour Khakis
    Size 12
    $27.99
    48% off estimated retail
    Janie and Jack Khakis (view 2)Janie and Jack Khakis (view 1)
    View Product: Janie and Jack Khakis
    Size 18-24 mo
    $16.99
    66% off estimated retail
    DSG Sweatpants (view 2)DSG Sweatpants (view 1)
    View Product: DSG Sweatpants

    DSG

    Sweatpants
    Size 8
    $20.99
    48% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Columbia Casual Pants (view 2)Columbia Casual Pants (view 1)
    View Product: Columbia Casual Pants

    Columbia

    Casual Pants
    Size 3T
    $25.99
    41% off estimated retail
    Nike Active Pants (view 2)Nike Active Pants (view 1)
    View Product: Nike Active Pants

    Nike

    Active Pants
    Size Medium youth
    $20.99
    37% off estimated retail
    Zara Sweatpants (view 2)Zara Sweatpants (view 1)
    View Product: Zara Sweatpants

    Zara

    Sweatpants
    Size 6
    $18.99
    51% off estimated retail
    Zara Kids Cargo Pants (view 2)Zara Kids Cargo Pants (view 1)
    View Product: Zara Kids Cargo Pants

    Zara Kids

    Cargo Pants
    Size 6
    $16.99
    68% off estimated retail
    Mini Boden Cargo Pants (view 2)Mini Boden Cargo Pants (view 1)
    View Product: Mini Boden Cargo Pants

    Mini Boden

    Cargo Pants
    Size 8
    $20.99
    58% off estimated retail
    Classic Prep Cords (view 2)Classic Prep Cords (view 1)
    View Product: Classic Prep Cords
    Size 18-24 mo
    $26.99
    69% off estimated retail
    Diesel Sweatpants (view 2)Diesel Sweatpants (view 1)
    View Product: Diesel Sweatpants

    Diesel

    Sweatpants
    Size 14
    $39.99
    72% off estimated retail
    EZPZ Easy Peasy Sweatpants (view 2)EZPZ Easy Peasy Sweatpants (view 1)
    View Product: EZPZ Easy Peasy Sweatpants

    EZPZ Easy Peasy

    Sweatpants
    Size 3T
    $15.99
    76% off estimated retail
    Mini Boden Cargo Pants (view 2)Mini Boden Cargo Pants (view 1)
    View Product: Mini Boden Cargo Pants

    Mini Boden

    Cargo Pants
    Size 5
    $20.99
    58% off estimated retail
    Adidas Track Pants (view 2)Adidas Track Pants (view 1)
    View Product: Adidas Track Pants

    Adidas

    Track Pants
    Size 10
    $21.99
    56% off estimated retail
    Mini Boden Cargo Pants (view 2)Mini Boden Cargo Pants (view 1)
    View Product: Mini Boden Cargo Pants

    Mini Boden

    Cargo Pants
    Size 6
    $21.99
    56% off estimated retail
    Three Bows Casual Pants (view 2)Three Bows Casual Pants (view 1)
    View Product: Three Bows Casual Pants

    Three Bows

    Casual Pants
    Size 7
    $21.99
    56% off estimated retail
    Zara Kids Khakis (view 2)Zara Kids Khakis (view 1)
    View Product: Zara Kids Khakis

    Zara Kids

    Khakis
    Size 11
    $15.99
    70% off estimated retail
    Hanna Andersson Casual Pants (view 2)Hanna Andersson Casual Pants (view 1)
    View Product: Hanna Andersson Casual Pants

    Hanna Andersson

    Casual Pants
    Size 5
    $23.99
    33% off estimated retail
    Real Essentials Sweatpants (view 2)Real Essentials Sweatpants (view 1)
    View Product: Real Essentials Sweatpants

    Real Essentials

    Sweatpants
    Size Large kids
    $10.99
    43% off estimated retail
    Adidas Active Pants (view 2)Adidas Active Pants (view 1)
    View Product: Adidas Active Pants

    Adidas

    Active Pants
    Size X-Small kids
    $12.99
    43% off estimated retail
    MNG Kids Casual Pants (view 2)MNG Kids Casual Pants (view 1)
    View Product: MNG Kids Casual Pants

    MNG Kids

    Casual Pants
    Size 9
    $15.99
    60% off estimated retail
    Polo by Ralph Lauren Khakis (view 2)Polo by Ralph Lauren Khakis (view 1)
    View Product: Polo by Ralph Lauren Khakis
    Size 6
    $18.99
    70% off estimated retail
    Gap Fit Cargo Pants (view 2)Gap Fit Cargo Pants (view 1)
    View Product: Gap Fit Cargo Pants

    Gap Fit

    Cargo Pants
    Size 14
    $25.99
    56% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size 14
    $30.99
    44% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size 14
    $30.99
    44% off estimated retail
    REI Casual Pants (view 2)REI Casual Pants (view 1)
    View Product: REI Casual Pants

    REI

    Casual Pants
    Size 4
    $17.99
    66% off estimated retail
    Gap Fit Active Pants (view 2)Gap Fit Active Pants (view 1)
    View Product: Gap Fit Active Pants

    Gap Fit

    Active Pants
    Size Medium youth
    $16.99
    40% off estimated retail
    Adidas Active Pants (view 2)Adidas Active Pants (view 1)New With Tags
    View Product: Adidas Active Pants

    Adidas

    Active Pants
    Size 11
    $15.99
    51% off estimated retail
    Crewcuts Khakis (view 2)Crewcuts Khakis (view 1)
    View Product: Crewcuts Khakis

    Crewcuts

    Khakis
    Size 12
    $23.99
    69% off estimated retail
    Catimini Cargo Pants (view 2)Catimini Cargo Pants (view 1)
    View Product: Catimini Cargo Pants

    Catimini

    Cargo Pants
    Size 2
    $21.99
    75% off estimated retail
    Catimini Wool Pants (view 2)Catimini Wool Pants (view 1)
    View Product: Catimini Wool Pants

    Catimini

    Wool Pants
    Size 2
    $26.99
    75% off estimated retail
    Crewcuts Khakis (view 2)Crewcuts Khakis (view 1)
    View Product: Crewcuts Khakis

    Crewcuts

    Khakis
    Size 12
    $20.99
    73% off estimated retail
    White Sierra Snow Pants (view 2)White Sierra Snow Pants (view 1)
    View Product: White Sierra Snow Pants

    White Sierra

    Snow Pants
    Size Medium kids
    $24.99
    73% off estimated retail
    Old Navy One Piece Snowsuit (view 2)Old Navy One Piece Snowsuit (view 1)
    View Product: Old Navy One Piece Snowsuit

    Old Navy

    One Piece Snowsuit
    Size 6-12 mo
    $15.99
    59% off estimated retail
    Nike Track Pants (view 2)Nike Track Pants (view 1)
    View Product: Nike Track Pants

    Nike

    Track Pants
    Size 24 mo
    $15.99
    51% off estimated retail
    Rothco Cargo Pants (view 2)Rothco Cargo Pants (view 1)New With Tags
    View Product: Rothco Cargo Pants

    Rothco

    Cargo Pants
    Size Large kids
    $12.99
    45% off estimated retail
    Adidas Track Pants (view 2)Adidas Track Pants (view 1)New With Tags
    View Product: Adidas Track Pants

    Adidas

    Track Pants
    Size 18 mo
    $22.99
    29% off estimated retail
    Abercrombie Sweatpants (view 2)Abercrombie Sweatpants (view 1)
    View Product: Abercrombie Sweatpants

    Abercrombie

    Sweatpants
    Size 15
    $16.99
    62% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size Large youth
    $32.99
    40% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size Large youth
    $31.99
    42% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size X-Large youth
    $25.99
    42% off estimated retail
    Nike Active Pants (view 2)Nike Active Pants (view 1)
    View Product: Nike Active Pants

    Nike

    Active Pants
    Size 2T
    $10.99
    50% off estimated retail
    Nike Active Pants (view 2)Nike Active Pants (view 1)
    View Product: Nike Active Pants

    Nike

    Active Pants
    Size 2T
    $12.99
    38% off estimated retail
    Nike Sweatpants (view 2)Nike Sweatpants (view 1)
    View Product: Nike Sweatpants

    Nike

    Sweatpants
    Size 12 mo
    $26.99
    37% off estimated retail
    Baby Gap Casual Pants (view 2)Baby Gap Casual Pants (view 1)
    View Product: Baby Gap Casual Pants

    Baby Gap

    Casual Pants
    Size 2T
    $10.99
    50% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size Medium kids
    $26.99
    51% off estimated retail
    Minecraft Casual Pants (view 2)Minecraft Casual Pants (view 1)
    View Product: Minecraft Casual Pants

    Minecraft

    Casual Pants
    Size Medium kids
    $21.99
    33% off estimated retail
    Quiksilver Cargo Pants (view 2)Quiksilver Cargo Pants (view 1)
    View Product: Quiksilver Cargo Pants

    Quiksilver

    Cargo Pants
    Size 10
    $21.99
    50% off estimated retail
    Athleta Casual Pants (view 2)Athleta Casual Pants (view 1)
    View Product: Athleta Casual Pants

    Athleta

    Casual Pants
    Size 24 mo
    $15.99
    65% off estimated retail
    Hurley Active Pants (view 2)Hurley Active Pants (view 1)
    View Product: Hurley Active Pants

    Hurley

    Active Pants
    Size Medium kids
    $17.99
    54% off estimated retail
    Jacadi Cords (view 2)Jacadi Cords (view 1)
    View Product: Jacadi Cords

    Jacadi

    Cords
    Size 4
    $22.99
    73% off estimated retail
    Adidas Track Pants (view 2)Adidas Track Pants (view 1)
    View Product: Adidas Track Pants

    Adidas

    Track Pants
    Size 8
    $21.99
    56% off estimated retail
    L.L.Bean Casual Pants (view 2)L.L.Bean Casual Pants (view 1)
    View Product: L.L.Bean Casual Pants

    L.L.Bean

    Casual Pants
    Size 12-18 mo
    $15.99
    55% off estimated retail
    Mini Boden Cargo Pants (view 2)Mini Boden Cargo Pants (view 1)
    View Product: Mini Boden Cargo Pants

    Mini Boden

    Cargo Pants
    Size 6
    $20.99
    58% off estimated retail
    Boden Casual Pants (view 2)Boden Casual Pants (view 1)
    View Product: Boden Casual Pants

    Boden

    Casual Pants
    Size 15
    $23.99
    66% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size Large kids
    $23.99
    51% off estimated retail
    Under Armour Sweatpants (view 2)Under Armour Sweatpants (view 1)
    View Product: Under Armour Sweatpants

    Under Armour

    Sweatpants
    Size Medium youth
    $25.99
    41% off estimated retail
    Nike Sweatpants (view 2)Nike Sweatpants (view 1)
    View Product: Nike Sweatpants

    Nike

    Sweatpants
    Size 4
    $23.99
    45% off estimated retail
    Adidas Track Pants (view 2)Adidas Track Pants (view 1)
    View Product: Adidas Track Pants

    Adidas

    Track Pants
    Size 3 mo
    $15.99
    51% off estimated retail
    L.L.Bean Casual Pants (view 2)L.L.Bean Casual Pants (view 1)
    View Product: L.L.Bean Casual Pants

    L.L.Bean

    Casual Pants
    Size 5
    $15.99
    58% off estimated retail
    Jurassic World Sweatpants (view 2)Jurassic World Sweatpants (view 1)
    View Product: Jurassic World Sweatpants

    Jurassic World

    Sweatpants
    Size 10
    $23.99
    39% off estimated retail
    Nike Sweatpants (view 2)Nike Sweatpants (view 1)
    View Product: Nike Sweatpants

    Nike

    Sweatpants
    Size Small kids
    Adidas Active Pants (view 2)Adidas Active Pants (view 1)
    View Product: Adidas Active Pants

    Adidas

    Active Pants
    Size Small kids
    Seed Overalls (view 2)Seed Overalls (view 1)
    View Product: Seed Overalls

    Seed

    Overalls
    Size 12-24 mo
    Tea Casual Pants (view 2)Tea Casual Pants (view 1)
    View Product: Tea Casual Pants

    Tea

    Casual Pants
    Size 6-12 mo
    Janie and Jack Casual Pants (view 2)Janie and Jack Casual Pants (view 1)
    View Product: Janie and Jack Casual Pants

    Janie and Jack

    Casual Pants
    Size 6-12 mo
    $10.99
    75% off estimated retail
    Adidas Track Pants (view 2)Adidas Track Pants (view 1)
    View Product: Adidas Track Pants

    Adidas

    Track Pants
    Size X-Small youth

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