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.

185 items·
Sort by:
Recently DiscountedChevronNavigation chevron icon
Filtering byWomen: swimwear
Apt. 9 Size 16
Price Drop
View Product: Apt. 9 Size 16

Apt. 9

Size 16
$20.99 $40

$10.49 50% off with

Apt. 9 Size 16
Price Drop
View Product: Apt. 9 Size 16

Apt. 9

Size 16
$19.99 $40

$9.99 50% off with

Garnet Hill Size 16
View Product: Garnet Hill Size 16

Garnet Hill

Size 16
$26.99 $89
Swim by Cacique Size 18 Plus
View Product: Swim by Cacique Size 18 Plus

Swim by Cacique

Size 18 Plus
$29.99 $45
Anne Cole Collection Size 16
New with tags
View Product: Anne Cole Collection Size 16

Anne Cole Collection

Size 16
$40.99 $89
ZeroXposur Size 16
View Product: ZeroXposur Size 16

ZeroXposur

Size 16
$18.99 $60
Island Escape Size 18 Plus
View Product: Island Escape Size 18 Plus

Island Escape

Size 18 Plus
$7.99 $12
Swimsuits for all Size 16
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$12.99 $36
Swimsuits for all Size 16
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$12.99 $36
Swimsuits for all Size 16
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$22.99 $54
Island Escape Size 16
View Product: Island Escape Size 16

Island Escape

Size 16
$6.99 $12
Anne Cole Signature Size 16
View Product: Anne Cole Signature Size 16

Anne Cole Signature

Size 16
$18.99 $45
Kona Sol Size 16
View Product: Kona Sol Size 16

Kona Sol

Size 16
$11.99 $24
Sea & Sand Beachwear Size 18 Plus
View Product: Sea & Sand Beachwear Size 18 Plus

Sea & Sand Beachwear

Size 18 Plus
$29.99 $107
Assorted Brands Size 18 Plus
View Product: Assorted Brands Size 18 Plus

Assorted Brands

Size 18 Plus
$11.99 $24
Lands' End Size 1X Plus
View Product: Lands' End Size 1X Plus

Lands' End

Size 1X Plus
$58.99 $71
Anne Cole Signature Size 18 Plus
View Product: Anne Cole Signature Size 18 Plus

Anne Cole Signature

Size 18 Plus
$12.99 $30
Swimsuits for all Size 16
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$28.99 $36
Swimsuits for all Size 16
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$28.99 $36
Roxanne Swimwear Size 18 Plus
New with tags
View Product: Roxanne Swimwear Size 18 Plus

Roxanne Swimwear

Size 18 Plus
$34.99 $79
Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$21.99 $68
Swimsuits for all Size 18 Plus
New with tags
View Product: Swimsuits for all Size 18 Plus

Swimsuits for all

Size 18 Plus
$41.99 $54
St. John's Bay Size 18 Plus
View Product: St. John's Bay Size 18 Plus

St. John's Bay

Size 18 Plus
$15.99 $30
Fit 4 U Size 18 Plus
View Product: Fit 4 U Size 18 Plus

Fit 4 U

Size 18 Plus
$19.99 $54
Miraclesuit Size 18 Plus
View Product: Miraclesuit Size 18 Plus

Miraclesuit

Size 18 Plus
$26.99 $107
Catalina Size 1X Plus
View Product: Catalina Size 1X Plus

Catalina

Size 1X Plus
$7.99 $12
Lauren by Ralph Lauren Size 16
New with tags
View Product: Lauren by Ralph Lauren Size 16

Lauren by Ralph Lauren

Size 16
$16.99 $55
Swim by Cacique Size 1X Plus
New with tags
View Product: Swim by Cacique Size 1X Plus

Swim by Cacique

Size 1X Plus
$59.99 $74.5
SWIM 365 Size 16
View Product: SWIM 365 Size 16

SWIM 365

Size 16
$9.99 $12
Calvin Klein Size 16
View Product: Calvin Klein Size 16

Calvin Klein

Size 16
$39.99 $128
Unbranded Size 1X Plus
View Product: Unbranded Size 1X Plus

Unbranded

Size 1X Plus
$17.99 $36
Swimsuits for all Size 18 Plus
View Product: Swimsuits for all Size 18 Plus

Swimsuits for all

Size 18 Plus
$18.99 $54
Forever 21 Plus Size 1X Plus
View Product: Forever 21 Plus Size 1X Plus

Forever 21 Plus

Size 1X Plus
$14.99 $20
ASOS Size 16
View Product: ASOS Size 16

ASOS

Size 16
$11.99 $24
Wolf & Whistle Size 16
View Product: Wolf & Whistle Size 16

Wolf & Whistle

Size 16
$10.99 $36
ASOS Size 18 Plus
View Product: ASOS Size 18 Plus

ASOS

Size 18 Plus
$9.99 $24
Ann Taylor LOFT Size 16
New with tags
View Product: Ann Taylor LOFT Size 16

Ann Taylor LOFT

Size 16
$34.99 $90
Newport News Size 16
View Product: Newport News Size 16

Newport News

Size 16
$27.99 $36
Lauren by Ralph Lauren Size 16
New with tags
View Product: Lauren by Ralph Lauren Size 16

Lauren by Ralph Lauren

Size 16
$35.99 $46
Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$10.99 $24
Speedo Size 16
View Product: Speedo Size 16

Speedo

Size 16
$10.99 $24
Avenue Size 18 Plus
View Product: Avenue Size 18 Plus

Avenue

Size 18 Plus
$17.99 $45
Swimsuits for all Size 16
New with tags
View Product: Swimsuits for all Size 16

Swimsuits for all

Size 16
$28.99 $36
Catalina Size 16
New with tags
View Product: Catalina Size 16

Catalina

Size 16
$9.99 $18
Forever 21 Size 1X Plus
New with tags
View Product: Forever 21 Size 1X Plus

Forever 21

Size 1X Plus
$9.99 $14.9
Venus Size 16
View Product: Venus Size 16

Venus

Size 16
$8.99 $18
ZeroXposur Size 16
View Product: ZeroXposur Size 16

ZeroXposur

Size 16
$27.99 $89
Lands' End Size 18 Plus
View Product: Lands' End Size 18 Plus

Lands' End

Size 18 Plus
$19.99 $48
Jessica Simpson Size 1X Plus
View Product: Jessica Simpson Size 1X Plus

Jessica Simpson

Size 1X Plus
$36.99 $48
Basic Editions Size 16
View Product: Basic Editions Size 16

Basic Editions

Size 16
$6.99 $12