Public toilets and restrooms in Costa Mesa, CA

Costa Mesa has 79 restrooms on the map: 40 open to the public and 39 in businesses for customers. 11 are confirmed free, 1 is open 24 hours, and 9 are wheelchair accessible.

Highest-rated first. Updated November 5, 2026. All of California

Public restrooms

• Costa Mesa Donald Dungan Library

  Library · No ratings yet

  1855 Park Avenue, Costa Mesa, CA 92627

  Open to the public · Wheelchair accessible

  Mo-Th 10:00-19:00; Fr-Su 09:00-17:00

• Del Mesa Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

• Fairview Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

• Fairview Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

• Heller Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

  Free · All-gender

• Lions Park restroom

  Park restroom · No ratings yet

  1814 Anaheim Avenue, Costa Mesa, CA 92627

  Open to the public · Free

• Lions Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

  Open to the public

• Orange Coast College restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

  Open to the public · Free · All-gender

• Orange Coast College restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

  Open to the public · Free · Wheelchair accessible · All-gender

• Orange County Museum of Art

  Public toilet · No ratings yet

  3333 Avenue of the Arts, Costa Mesa, CA 92626

  We-Su 11:00-18:00

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

  Open to the public

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  1050 Arlington Drive, Costa Mesa, CA 92626

  Wheelchair accessible

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

  Usually allowed · Free

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  2699 Fairview Road, Costa Mesa, CA 92626

  Open to the public · Free

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Public restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

• Rove restroom

  Public toilet · No ratings yet

  Costa Mesa, CA

  Open to the public · All-gender

• Shiffer Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

• Sunright Tea Studio

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Open to the public

• Talbert Regional Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

• TeWinkle Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

  Open to the public · Free · All-gender

• TeWinkle Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA 92626

  Open to the public · Free · All-gender

• TeWinkle Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

  Open to the public · Free · Wheelchair accessible · All-gender

• Vista Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

  Open to the public · Free · Wheelchair accessible · All-gender

• Wakeham Park restroom

  Park restroom · No ratings yet

  3255 Turlock Drive, Costa Mesa, CA 92626

  Free · All-gender

• Wilson Park restroom

  Park restroom · No ratings yet

  Costa Mesa, CA

Customers-only restrooms

Stores, cafés, and restaurants that usually let customers use the restroom. Buy something or ask staff first.

• AnQi Bistro

  Business (ask staff) · No ratings yet

  3333 Bristol Street, Costa Mesa, CA 92626

  Customers only

  Mo-Su 12:00-21:00

• Arco

  Business (ask staff) · No ratings yet

  2490 Fairview Road, Costa Mesa, CA 92626

  Customers only

  24/7

• Chick-fil-A

  Business (ask staff) · No ratings yet

  1670 Newport Boulevard, Costa Mesa, CA 92627

  Customers only

• Chick-fil-A

  Business (ask staff) · No ratings yet

  3181 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Sa 06:30-23:00; Su off

• Chipotle

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA

  Customers only

• El Matador

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Fermentation Farm

  Business (ask staff) · No ratings yet

  1125 Victoria Street, Costa Mesa, CA 92627

  Customers only · All-gender

  09:00-19:00

• IKEA

  Business (ask staff) · No ratings yet

  1475 South Coast Drive, Costa Mesa, CA 92626

  Customers only

  10:00-21:00

• In-N-Out Burger

  Business (ask staff) · No ratings yet

  3211 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Su 10:30-01:00

• McDonald's

  Business (ask staff) · No ratings yet

  635 West 19th Street, Costa Mesa, CA 92627

  Customers only

  Mo-Sa 05:00-22:30; Su 06:00-22:30

• McDonald's

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Th 05:30-23:00; Fr-Sa 05:30-24:00; Su 05:30-23:00

• McDonald's

  Business (ask staff) · No ratings yet

  3099 Bristol Street, Costa Mesa, CA 92626

  Customers only

  Mo-Sa 05:00-22:00; Su 06:00-22:00

• McDonald's

  Business (ask staff) · No ratings yet

  3141 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  06:00-20:00

• McDonald's

  Business (ask staff) · No ratings yet

  290 Bristol Street, Costa Mesa, CA 92626

  Customers only

  07:00-20:00

• Mercado Gonzàlez Northgate Market

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only · Wheelchair accessible

  Su-Th 06:00-22:00; Fr-Sa 06:00-23:00

• Prince Street Pizza

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only · All-gender

  Mo-Th, Su 11:00-23:00; Fr-Sa 11:00-03:00

• Public restroom

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Public restroom

  Business (ask staff) · No ratings yet

  2701 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Su 06:00-23:00

• Starbucks

  Business (ask staff) · No ratings yet

  1696 Newport Boulevard, Costa Mesa, CA 92627

  Customers only

  Mo-Su 04:30-20:00

• Starbucks

  Business (ask staff) · No ratings yet

  250 Bristol Street, Costa Mesa, CA 92626

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  3030 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Fr 04:30-21:00; Sa-Su 05:00-21:00

• Starbucks

  Business (ask staff) · No ratings yet

  3333 Bear Street, Costa Mesa, CA 92626

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  2701 Fairview Road, Costa Mesa, CA 92626

  Customers only

  Mo-Fr 07:30-13:30; Sa off; Su off

• Starbucks

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  Costa Mesa, CA

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Mo-Sa 04:30-22:00; Su 05:00-22:00

• Starbucks

  Business (ask staff) · No ratings yet

  2096 Harbor Boulevard, Costa Mesa, CA 92627

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  3333 Bristol Street, South, Costa Mesa, CA 92626

  Customers only

• Starbucks

  Business (ask staff) · No ratings yet

  1170 West Baker Street, Costa Mesa, CA 92626

  Customers only

  Mo-Fr 04:30-21:30; Sa-Su 04:30-21:00

• Starbucks

  Business (ask staff) · No ratings yet

  545 Anton Boulevard, South, Costa Mesa, CA 92626

  Customers only

• Tacos Madre

  Business (ask staff) · No ratings yet

  2629 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only

  Tu-Sa 10:00-22:00; Mo-Su 10:00-21:00

• Target

  Business (ask staff) · No ratings yet

  3030 Harbor Boulevard, Costa Mesa, CA 92626-2562

  Customers only · Wheelchair accessible

  07:00-22:00

• Target

  Business (ask staff) · No ratings yet

  289 East 17th Street, Costa Mesa, CA 92627-3831

  Customers only

  08:00-22:00

• The Home Depot

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only · Wheelchair accessible

  Mo-Sa 06:00-22:00; Su 07:00-20:00

• The Straw

  Business (ask staff) · No ratings yet

  1215 Baker Street, Costa Mesa, CA 92626

  Customers only

  Mo, Su 16:00-21:00; Tu-Th 12:00-21:00; Fr-Sa 12:00-23:00

• TJ Maxx Homegoods

  Business (ask staff) · No ratings yet

  2300 Harbor Boulevard, Costa Mesa, CA 92626

  Customers only · Wheelchair accessible

  Mo-Su 09:30-21:30

• Wadaya

  Business (ask staff) · No ratings yet

  2969 Fairview Road, Costa Mesa, CA 92626

  Customers only

  Tu-Su 11:30-14:45, 17:00-21:30

Nearby cities

Fountain Valley (13) Newport Beach (40) Santa Ana (13) Huntington Beach (40) Irvine (85) Tustin (17) Garden Grove (6) Orange County (56)