Plus-Size Swimwear

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Whether you're going on vacation, heading to the beach for a day, or getting in some laps at the pool, you need a good swimsuit. Shop thredUP's selection of plus-size swimwear to find amazing items at up to 90% off estimated retail.

7,802 items
Speedo Size 30 Plus
Speedo Size 30 Plus
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View Product: Speedo Size 30 Plus

Speedo

Size 30 Plus
$33.99 $68

$20.39 40% off with

Catalina Size 1X Plus
Catalina Size 1X Plus

View Product: Catalina Size 1X Plus

Catalina

Size 1X Plus
$12.99 $18

$9.09 30% off with

Assorted Brands Size XL
Assorted Brands Size XL

View Product: Assorted Brands Size XL

Assorted Brands

Size XL
$12.99 $24

$9.09 30% off with

Catalina Size 1X Plus
Catalina Size 1X Plus

View Product: Catalina Size 1X Plus

Catalina

Size 1X Plus
$13.99 $18

$9.79 30% off with

Unbranded Size XL
Unbranded Size XL
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View Product: Unbranded Size XL

Unbranded

Size XL
$11.99 $24

$8.39 30% off with

Shein Size 3X Plus
Shein Size 3X Plus
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View Product: Shein Size 3X Plus

Shein

Size 3X Plus
$10.99 $15

$8.79 20% off with

Gap Body Size XL
Gap Body Size XL
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View Product: Gap Body Size XL

Gap Body

Size XL
$6.99 $24
Beach House Size 16
Beach House Size 16
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View Product: Beach House Size 16

Beach House

Size 16
$18.99 $48

$11.39 40% off with

Juicy Couture Size XL
Juicy Couture Size XL
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View Product: Juicy Couture Size XL

Juicy Couture

Size XL
$12.99 $78

$7.79 40% off with

BCBGMAXAZRIA Size XL
BCBGMAXAZRIA Size XL
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View Product: BCBGMAXAZRIA Size XL

BCBGMAXAZRIA

Size XL
$16.99 $90

$8.49 50% off with

tini bikini Size XL
tini bikini Size XL
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View Product: tini bikini Size XL

tini bikini

Size XL
$9.99 $30
Unbranded Size XL
Unbranded Size XL

View Product: Unbranded Size XL

Unbranded

Size XL
$9.99 $24
Flagpole Size XL
Flagpole Size XL
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View Product: Flagpole Size XL

Flagpole

Size XL
$50.99 $175

$25.50 50% off with

Good American Size XL
Good American Size XL
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View Product: Good American Size XL

Good American

Size XL
$50.99 $143

$30.59 40% off with

Flagpole Size XL
Flagpole Size XL
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View Product: Flagpole Size XL

Flagpole

Size XL
$40.99 $175

$20.50 50% off with

Body Glove Size XL
Body Glove Size XL

View Product: Body Glove Size XL

Body Glove

Size XL
$16.99 $48

$13.59 20% off with

No Boundaries Size 2X Plus
No Boundaries Size 2X Plus

View Product: No Boundaries Size 2X Plus

No Boundaries

Size 2X Plus
$9.99 $12
Shein Size XL
Shein Size XL

View Product: Shein Size XL

Shein

Size XL
$9.99 $15
Xhilaration Size XL
Xhilaration Size XL

View Product: Xhilaration Size XL

Xhilaration

Size XL
$7.99 $12
Aerie Size XL
Aerie Size XL
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View Product: Aerie Size XL

Aerie

Size XL
$16.99 $34.95

$13.59 20% off with

Costa del Sol Size XL
Costa del Sol Size XL

View Product: Costa del Sol Size XL

Costa del Sol

Size XL
$12.99 $18

$10.39 20% off with

TA Tracy Anderson for G.I.L.I Size 2X Plus
TA Tracy Anderson for G.I.L.I Size 2X Plus

View Product: TA Tracy Anderson for G.I.L.I Size 2X Plus

TA Tracy Anderson for G.I.L.I

Size 2X Plus
$25.99 $71

$20.79 20% off with

Gabar Size 16
Gabar Size 16

View Product: Gabar Size 16

Gabar

Size 16
$19.99 $54

$15.99 20% off with

Catalina Size 2X Plus
Catalina Size 2X Plus

View Product: Catalina Size 2X Plus

Catalina

Size 2X Plus
$10.99 $12

$8.79 20% off with

Aerie Size XL
Aerie Size XL
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View Product: Aerie Size XL

Aerie

Size XL
$25.99 $44.95

$20.79 20% off with

Xhilaration Size XL
Xhilaration Size XL

View Product: Xhilaration Size XL

Xhilaration

Size XL
$12.99 $18

$10.39 20% off with

Lands' End Size 16
Lands' End Size 16

View Product: Lands' End Size 16

Lands' End

Size 16
$16.99 $48

$13.59 20% off with

BECCA® by Rebecca Virtue Size XL
BECCA® by Rebecca Virtue Size XL

View Product: BECCA® by Rebecca Virtue Size XL

BECCA® by Rebecca Virtue

Size XL
$19.99 $60

$15.99 20% off with

Shade & Shore Size XL
Shade & Shore Size XL

View Product: Shade & Shore Size XL

Shade & Shore

Size XL
$12.99 $30

$10.39 20% off with

J.Crew Size XL
J.Crew Size XL
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View Product: J.Crew Size XL

J.Crew

Size XL
$17.99 $62

$14.39 20% off with

ASOS Size 14
ASOS Size 14

View Product: ASOS Size 14

ASOS

Size 14
$11.99 $24

$9.59 20% off with

Rip Curl Size XL
Rip Curl Size XL

View Product: Rip Curl Size XL

Rip Curl

Size XL
$19.99 $54

$15.99 20% off with

Triangl Size XL
Triangl Size XL

View Product: Triangl Size XL

Triangl

Size XL
$18.99 $60

$15.19 20% off with

Swimsuits for all Size 32 Plus
Swimsuits for all Size 32 Plus

View Product: Swimsuits for all Size 32 Plus

Swimsuits for all

Size 32 Plus
$16.99 $36

$13.59 20% off with

J.Crew Size 20 Plus
J.Crew Size 20 Plus
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View Product: J.Crew Size 20 Plus

J.Crew

Size 20 Plus
$30.99 $110

$24.79 20% off with

Shein Size 1X Plus
Shein Size 1X Plus

View Product: Shein Size 1X Plus

Shein

Size 1X Plus
$16.99 $22

$13.59 20% off with

Cupshe Size XL
Cupshe Size XL

View Product: Cupshe Size XL

Cupshe

Size XL
$16.99 $27

$13.59 20% off with

C9 By Champion Size XL
C9 By Champion Size XL

View Product: C9 By Champion Size XL

C9 By Champion

Size XL
$10.99 $15

$8.79 20% off with

Shein Size XL
Shein Size XL

View Product: Shein Size XL

Shein

Size XL
$12.99 $15

$10.39 20% off with

No Boundaries Size 2X Plus
No Boundaries Size 2X Plus

View Product: No Boundaries Size 2X Plus

No Boundaries

Size 2X Plus
$11.99 $12

$9.59 20% off with

Bleu Rod Beattie Size 18 Plus
Bleu Rod Beattie Size 18 Plus

View Product: Bleu Rod Beattie Size 18 Plus

Bleu Rod Beattie

Size 18 Plus
$41.99 $107

$33.59 20% off with

Malibu Dream Girl Size 16
Malibu Dream Girl Size 16

View Product: Malibu Dream Girl Size 16

Malibu Dream Girl

Size 16
$15.99 $30

$12.79 20% off with

No Boundaries Size XL
No Boundaries Size XL

View Product: No Boundaries Size XL

No Boundaries

Size XL
$10.99 $18

$8.79 20% off with

Lou & Grey Size XL
Lou & Grey Size XL

View Product: Lou & Grey Size XL

Lou & Grey

Size XL
$16.99 $36

$13.59 20% off with

Victoria's Secret Size XL
Victoria's Secret Size XL

View Product: Victoria's Secret Size XL

Victoria's Secret

Size XL
$12.99 $30

$10.39 20% off with

Aerie Size XXL
Aerie Size XXL

View Product: Aerie Size XXL

Aerie

Size XXL
$16.99 $24

$13.59 20% off with

Breaking Waves Size XL
Breaking Waves Size XL

View Product: Breaking Waves Size XL

Breaking Waves

Size XL
$10.99 $15

$8.79 20% off with

Mossimo Size XL
Mossimo Size XL
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View Product: Mossimo Size XL

Mossimo

Size XL
$7.99 $12
Shade & Shore Size XL
Shade & Shore Size XL

View Product: Shade & Shore Size XL

Shade & Shore

Size XL
$12.99 $30

$10.39 20% off with

Kona Sol Size 14
Kona Sol Size 14
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View Product: Kona Sol Size 14

Kona Sol

Size 14
$22.99 $36

$18.39 20% off with

Ocean Jewel Size 14
Ocean Jewel Size 14

View Product: Ocean Jewel Size 14

Ocean Jewel

Size 14
$19.99 $54

$15.99 20% off with

Terra & Sky Size 0X Plus
Terra & Sky Size 0X Plus

View Product: Terra & Sky Size 0X Plus

Terra & Sky

Size 0X Plus
$13.99 $18

$11.19 20% off with

Assorted Brands Size XXL
Assorted Brands Size XXL

View Product: Assorted Brands Size XXL

Assorted Brands

Size XXL
$12.99 $24

$10.39 20% off with

Swimsuits for all Size 16
Swimsuits for all Size 16

View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$15.99 $36

$12.79 20% off with

Sunsets Size XL
Sunsets Size XL

View Product: Sunsets Size XL

Sunsets

Size XL
$15.99 $36

$12.79 20% off with

DownEast Basics Size XL
DownEast Basics Size XL

View Product: DownEast Basics Size XL

DownEast Basics

Size XL
$17.99 $27

$14.39 20% off with

Cabanalife Size XL
Cabanalife Size XL

View Product: Cabanalife Size XL

Cabanalife

Size XL
$15.99 $22

$12.79 20% off with

Speedo Size 30 Plus
Speedo Size 30 Plus

View Product: Speedo Size 30 Plus

Speedo

Size 30 Plus
$35.99 $68

$28.79 20% off with

Aerie Size XL
Aerie Size XL
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View Product: Aerie Size XL

Aerie

Size XL
$14.99 $29.95

$11.99 20% off with

Athleta Size XL
Athleta Size XL
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View Product: Athleta Size XL

Athleta

Size XL
$34.99 $69

$27.99 20% off with

Unbranded Size 1X Plus
Unbranded Size 1X Plus

View Product: Unbranded Size 1X Plus

Unbranded

Size 1X Plus
$13.99 $24

$11.19 20% off with

Aerie Size XL
Aerie Size XL

View Product: Aerie Size XL

Aerie

Size XL
$12.99 $24

$10.39 20% off with

Shade & Shore Size XL
Shade & Shore Size XL

View Product: Shade & Shore Size XL

Shade & Shore

Size XL
$13.99 $30

$11.19 20% off with

Always For Me Size 20 Plus
Always For Me Size 20 Plus

View Product: Always For Me Size 20 Plus

Always For Me

Size 20 Plus
$29.99 $89

$23.99 20% off with

Apt. 9 Size XXL
Apt. 9 Size XXL
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View Product: Apt. 9 Size XXL

Apt. 9

Size XXL
$20.99 $40

$16.79 20% off with

Seafolly Size 14
Seafolly Size 14

View Product: Seafolly Size 14

Seafolly

Size 14
$41.99 $161

$33.59 20% off with

Lands' End Size 26 Plus
Lands' End Size 26 Plus

View Product: Lands' End Size 26 Plus

Lands' End

Size 26 Plus
$20.99 $48

$16.79 20% off with

Sunsets Size XL
Sunsets Size XL
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View Product: Sunsets Size XL

Sunsets

Size XL
$21.99 $58

$17.59 20% off with

Aerie Size XL
Aerie Size XL

View Product: Aerie Size XL

Aerie

Size XL
$12.99 $24

$10.39 20% off with

Xhilaration Size XL
Xhilaration Size XL
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View Product: Xhilaration Size XL

Xhilaration

Size XL
$8.99 $12
Cupshe Size 0X Plus
Cupshe Size 0X Plus

View Product: Cupshe Size 0X Plus

Cupshe

Size 0X Plus
$13.99 $18

$11.19 20% off with

PrAna Size XL
PrAna Size XL

View Product: PrAna Size XL

PrAna

Size XL
$23.99 $36

$19.19 20% off with

Swimsuits for all Size 16
Swimsuits for all Size 16

View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$27.99 $54

$22.39 20% off with

Old Navy Size XXL
Old Navy Size XXL

View Product: Old Navy Size XXL

Old Navy

Size XXL
$13.99 $25

$11.19 20% off with

Caribbean Sand Size 16
Caribbean Sand Size 16

View Product: Caribbean Sand Size 16

Caribbean Sand

Size 16
$23.99 $48

$19.19 20% off with

Anne Cole Size XL
Anne Cole Size XL
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View Product: Anne Cole Size XL

Anne Cole

Size XL
$20.99 $54

$16.79 20% off with

J.Crew Size 14
J.Crew Size 14
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View Product: J.Crew Size 14

J.Crew

Size 14
$31.99 $110

$25.59 20% off with

Xhilaration Size XL
Xhilaration Size XL

View Product: Xhilaration Size XL

Xhilaration

Size XL
$8.99 $12
Beach Belle Size 18 Plus
Beach Belle Size 18 Plus

View Product: Beach Belle Size 18 Plus

Beach Belle

Size 18 Plus
$16.99 $22

$13.59 20% off with

Xhilaration Size XL
Xhilaration Size XL
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View Product: Xhilaration Size XL

Xhilaration

Size XL
$11.99 $17.99

$9.59 20% off with

SO Size XL
SO Size XL

View Product: SO Size XL

SO

Size XL
$9.99 $15
L.L.Bean Size 18 Plus
L.L.Bean Size 18 Plus
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View Product: L.L.Bean Size 18 Plus

L.L.Bean

Size 18 Plus
$17.99 $59.95

$14.39 20% off with

Juicy Couture Size XL
Juicy Couture Size XL

View Product: Juicy Couture Size XL

Juicy Couture

Size XL
$21.99 $78

$17.59 20% off with

Worthington Size 14
Worthington Size 14

View Product: Worthington Size 14

Worthington

Size 14
$19.99 $36

$15.99 20% off with

Anne Cole Size XL
Anne Cole Size XL
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View Product: Anne Cole Size XL

Anne Cole

Size XL
$19.99 $48

$15.99 20% off with

Zaful Size XL
Zaful Size XL

View Product: Zaful Size XL

Zaful

Size XL
$13.99 $24

$11.19 20% off with

Always For Me Size 20 Plus
Always For Me Size 20 Plus

View Product: Always For Me Size 20 Plus

Always For Me

Size 20 Plus
$28.99 $89

$23.19 20% off with

Robin Piccone Size 14
Robin Piccone Size 14

View Product: Robin Piccone Size 14

Robin Piccone

Size 14
$36.99 $107

$29.59 20% off with

Lands' End Size 14
Lands' End Size 14

View Product: Lands' End Size 14

Lands' End

Size 14
$19.99 $48

$15.99 20% off with

Unbranded Size XL
Unbranded Size XL

View Product: Unbranded Size XL

Unbranded

Size XL
$13.99 $24

$11.19 20% off with

Old Navy Size XL
Old Navy Size XL
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View Product: Old Navy Size XL

Old Navy

Size XL
$14.99 $25

$11.99 20% off with

Nike Size 14
Nike Size 14

View Product: Nike Size 14

Nike

Size 14
$15.99 $36

$12.79 20% off with

Boohoo Size 16
Boohoo Size 16

View Product: Boohoo Size 16

Boohoo

Size 16
$24.99 $45

$19.99 20% off with

Magicsuit Size 16
Magicsuit Size 16

View Product: Magicsuit Size 16

Magicsuit

Size 16
$26.99 $71

$21.59 20% off with

Maxine of Hollywood Size 18 Plus
Maxine of Hollywood Size 18 Plus

View Product: Maxine of Hollywood Size 18 Plus

Maxine of Hollywood

Size 18 Plus
$21.99 $48

$17.59 20% off with

Old Navy Size XXL
Old Navy Size XXL

View Product: Old Navy Size XXL

Old Navy

Size XXL
$23.99 $45

$19.19 20% off with

Unbranded Size XL
Unbranded Size XL

View Product: Unbranded Size XL

Unbranded

Size XL
$11.99 $24

$9.59 20% off with

Coco Reef Size XL
Coco Reef Size XL

View Product: Coco Reef Size XL

Coco Reef

Size XL
$18.99 $48

$15.19 20% off with

Malibu Dream Girl Size XL
Malibu Dream Girl Size XL

View Product: Malibu Dream Girl Size XL

Malibu Dream Girl

Size XL
$12.99 $30

$10.39 20% off with

Adore Me Size 1X Plus
Adore Me Size 1X Plus
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View Product: Adore Me Size 1X Plus

Adore Me

Size 1X Plus
$13.99 $30

$11.19 20% off with

Old Navy Size XL
Old Navy Size XL

View Product: Old Navy Size XL

Old Navy

Size XL
$11.99 $20

$9.59 20% off with

Lands' End Size 16
Lands' End Size 16

View Product: Lands' End Size 16

Lands' End

Size 16
$18.99 $48

$15.19 20% off with

Croft & Barrow Size 14
Croft & Barrow Size 14
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View Product: Croft & Barrow Size 14

Croft & Barrow

Size 14
$11.99 $18

$9.59 20% off with

Boohoo Size 16
Boohoo Size 16

View Product: Boohoo Size 16

Boohoo

Size 16
$20.99 $45

$16.79 20% off with

No Boundaries Size XL
No Boundaries Size XL
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View Product: No Boundaries Size XL

No Boundaries

Size XL
$8.99 $9.96
Assorted Brands Size XL
Assorted Brands Size XL

View Product: Assorted Brands Size XL

Assorted Brands

Size XL
$12.99 $24

$10.39 20% off with

Free Press Size XL
Free Press Size XL

View Product: Free Press Size XL

Free Press

Size XL
$10.99 $18

$8.79 20% off with

Shein Size XL
Shein Size XL

View Product: Shein Size XL

Shein

Size XL
$12.99 $15

$10.39 20% off with

Athleta Size XL
Athleta Size XL

View Product: Athleta Size XL

Athleta

Size XL
$22.99 $48

$18.39 20% off with

Xhilaration Size XL
Xhilaration Size XL

View Product: Xhilaration Size XL

Xhilaration

Size XL
$8.99 $12
Mazu Swim Size 16 Plus
Mazu Swim Size 16 Plus

View Product: Mazu Swim Size 16 Plus

Mazu Swim

Size 16 Plus
$21.99 $48

$17.59 20% off with

Lands' End Size 20 Plus
Lands' End Size 20 Plus

View Product: Lands' End Size 20 Plus

Lands' End

Size 20 Plus
$20.99 $48

$16.79 20% off with

Rip Curl Size XL
Rip Curl Size XL
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View Product: Rip Curl Size XL

Rip Curl

Size XL
$14.99 $44

$11.99 20% off with

Shade & Shore Size XL
Shade & Shore Size XL

View Product: Shade & Shore Size XL

Shade & Shore

Size XL
$13.99 $30

$11.19 20% off with

Cherokee Size XL
Cherokee Size XL

View Product: Cherokee Size XL

Cherokee

Size XL
$8.99 $12
Assorted Brands Size XL
Assorted Brands Size XL

View Product: Assorted Brands Size XL

Assorted Brands

Size XL
$11.99 $24

$9.59 20% off with

Cocoship Size XL
Cocoship Size XL

View Product: Cocoship Size XL

Cocoship

Size XL
$11.99 $18

$9.59 20% off with

Swim by Cacique Size 22 Plus
Swim by Cacique Size 22 Plus
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View Product: Swim by Cacique Size 22 Plus

Swim by Cacique

Size 22 Plus
$30.99 $62.95

$21.69 30% off with

Profile Size XL
Profile Size XL