thredUP LogothredUP | The Largest Online Consignment & Thrift StorethredUP
Magnifying glassZoom on item
HeartHeart icon
AccountLink to the thredUP account details
0
CartLink to your thredUP cart
Check out

Women’s Swimwear

ChevronNavigation chevron icon

Shop Women's Swimwear at up to 90% off estimated retail! thredUP has a huge selection of gently used women's swimwear. Find bikinis, one-pieces, board shorts and cover ups from brands like Seafolly, Aqua or Speedo at thredUP.

64 items·
Sort by:
Newest FirstChevronNavigation chevron icon
Filtering byWomen: swimwear
Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$14.99 $24
Beach Native Size 18 Plus
View Product: Beach Native Size 18 Plus

Beach Native

Size 18 Plus
$20.99 $60
Xhilaration Size 1X Plus
View Product: Xhilaration Size 1X Plus

Xhilaration

Size 1X Plus
$9.99 $12
Jaclyn Smith Size 18 Plus
View Product: Jaclyn Smith Size 18 Plus

Jaclyn Smith

Size 18 Plus
$6.99 $12
Jaclyn Smith Size 18 Plus
New with tags
View Product: Jaclyn Smith Size 18 Plus

Jaclyn Smith

Size 18 Plus
$14.99 $24.99
Apt. 9 Size 16
View Product: Apt. 9 Size 16

Apt. 9

Size 16
$21.99 $40
Swimsuits for all Size 18 Plus
New with tags
View Product: Swimsuits for all Size 18 Plus

Swimsuits for all

Size 18 Plus
$35.99 $54
Swimsuits for all Size 18 Plus
New with tags
View Product: Swimsuits for all Size 18 Plus

Swimsuits for all

Size 18 Plus
$35.99 $54
Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$43.99 $68
Unbranded Size 1X Plus
View Product: Unbranded Size 1X Plus

Unbranded

Size 1X Plus
$18.99 $36
Daniel Rainn Size 1X Plus
View Product: Daniel Rainn Size 1X Plus

Daniel Rainn

Size 1X Plus
$22.99 $71
VM Size 1X Plus
View Product: VM Size 1X Plus

VM

Size 1X Plus
$21.99 $36
Joe Boxer Size 1X Plus
New with tags
View Product: Joe Boxer Size 1X Plus

Joe Boxer

Size 1X Plus
$9.99 $21.99

$7.99 20% off with

Athletech Size 18 Plus
View Product: Athletech Size 18 Plus

Athletech

Size 18 Plus
$11.99 $24.99

$9.59 20% off with

Assorted Brands Size 18 Plus
View Product: Assorted Brands Size 18 Plus

Assorted Brands

Size 18 Plus
$16.99 $24

$13.59 20% off with

Free Country Size 1X Plus
View Product: Free Country Size 1X Plus

Free Country

Size 1X Plus
$13.99 $24

$11.19 20% off with

Forever 21 Size 1X Plus
View Product: Forever 21 Size 1X Plus

Forever 21

Size 1X Plus
$15.99 $25

$12.79 20% off with

Assorted Brands Size 16
View Product: Assorted Brands Size 16

Assorted Brands

Size 16
$12.99 $24

$10.39 20% off with

Assorted Brands Size 16
View Product: Assorted Brands Size 16

Assorted Brands

Size 16
$11.99 $24

$9.59 20% off with

ZeroXposur Size 16
View Product: ZeroXposur Size 16

ZeroXposur

Size 16
$20.99 $60

$16.79 20% off with

Torrid Size 1X Plus
New with tags
View Product: Torrid Size 1X Plus

Torrid

Size 1X Plus
$26.99 $61.9

$21.59 20% off with

Shein Size 1X Plus
View Product: Shein Size 1X Plus

Shein

Size 1X Plus
$13.99 $22

$11.19 20% off with

Cacique Size 18 Plus
New with tags
View Product: Cacique Size 18 Plus

Cacique

Size 18 Plus
$47.99 $160
Catalina Size 1X Plus
View Product: Catalina Size 1X Plus

Catalina

Size 1X Plus
$8.99 $12

$7.19 20% off with

Lands' End Size 16
View Product: Lands' End Size 16

Lands' End

Size 16
$56.99 $71

$45.59 20% off with

Adidas Size 1X Plus
View Product: Adidas Size 1X Plus

Adidas

Size 1X Plus
$29.99 $48

$23.99 20% off with

Sea Angel Size 1X Plus
View Product: Sea Angel Size 1X Plus

Sea Angel

Size 1X Plus
$20.99 $45

$16.79 20% off with

Midnight Grace Size 16
New with tags
View Product: Midnight Grace Size 16

Midnight Grace

Size 16
$22.99 $48

$18.39 20% off with

Faded Glory Size 1X Plus
View Product: Faded Glory Size 1X Plus

Faded Glory

Size 1X Plus
$10.99 $12

$8.79 20% off with

Lands' End Size 16
View Product: Lands' End Size 16

Lands' End

Size 16
$32.99 $71

$26.39 20% off with

Croft & Barrow Plus Size 16 Plus
View Product: Croft & Barrow Plus Size 16 Plus

Croft & Barrow Plus

Size 16 Plus
$50.99 $85

$40.79 20% off with

Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$46.99 $68

$37.59 20% off with

Assorted Brands Size 16
View Product: Assorted Brands Size 16

Assorted Brands

Size 16
$20.99 $36

$16.79 20% off with

Swimsuits for all Size 18 Plus
New with tags
View Product: Swimsuits for all Size 18 Plus

Swimsuits for all

Size 18 Plus
$26.99 $36

$21.59 20% off with

Adidas Size 1X Plus
View Product: Adidas Size 1X Plus

Adidas

Size 1X Plus
$22.99 $48

$18.39 20% off with

Adidas Size 1X Plus
View Product: Adidas Size 1X Plus

Adidas

Size 1X Plus
$32.99 $48

$26.39 20% off with

Rue Blue Size 1X Plus
View Product: Rue Blue Size 1X Plus

Rue Blue

Size 1X Plus
$18.99 $71

$15.19 20% off with

Adidas Size 1X Plus
View Product: Adidas Size 1X Plus

Adidas

Size 1X Plus
$9.99 $48

$6.99 30% off with

Forever 21 Size 1X Plus
New with tags
View Product: Forever 21 Size 1X Plus

Forever 21

Size 1X Plus
$9.99 $15.9

$6.99 30% off with

T.H.E. Size 16
View Product: T.H.E. Size 16

T.H.E.

Size 16
$8.99 $22

$6.29 30% off with

Leilani Size 16
View Product: Leilani Size 16

Leilani

Size 16
$10.99 $30

$7.69 30% off with

Chaps Size 16
View Product: Chaps Size 16

Chaps

Size 16
$9.99 $18

$6.99 30% off with

Seafolly Size 16
View Product: Seafolly Size 16

Seafolly

Size 16
$12.99 $107

$9.09 30% off with

Lands' End Size 16
Price Drop
View Product: Lands' End Size 16

Lands' End

Size 16
$17.99 $48

$12.59 30% off with

South Point Size 16
Price Drop
View Product: South Point Size 16

South Point

Size 16
$12.99 $48

$9.09 30% off with

Unbranded Size 16
View Product: Unbranded Size 16

Unbranded

Size 16
$12.99 $24
Wantdo Size 1X Plus
Price Drop
View Product: Wantdo Size 1X Plus

Wantdo

Size 1X Plus
$71.99 $159

$43.19 40% off with

Joe Boxer Size 1X Plus
View Product: Joe Boxer Size 1X Plus

Joe Boxer

Size 1X Plus
$20.99 $27

$12.59 40% off with

Page of 2