All weekend (Friday, Saturday, and Sunday)

Free Science Days at OMSI: Enjoy free general admission to OMSI all weekend. Hours will be extended from 9:00 am to 9:00 pm. Regular admission prices apply to the OMNIMAX Theater, planetarium, and submarine.

Moliere’s “School for Husbands”: Masque Alfresco presents a modern adaptation of this play every weekend through August. This weekend they will perform at Bagley Park, Hillsboro, 6:30 pm.

Friday, August 13

Portland Twilight Criterium: Head to the North Park Blocks for professional bicycle racing, a cycling and fitness expo, handmade bike show, and more. Event begins at 4:00 pm; racing begins at 6:30 pm.

Tualatin Crawfish Festival: Admission is free on Friday. Enjoy live music (including a battle of the bands), boat rides, and crawfish, of course. Tualatin Commons starting at 5:00 pm.

Saturday, August 14

Central Library Block Party: Entertainment, craft projects, bug petting, and more. Noon to 3:00 pm.

Tour de Fat: This celebration of beer and bikes features a bike parade, slow bike ride, entertainment, and more. Waterfront Park, 10:00 am to 5:00 pm.

PDX Adult Soapbox Derby: Wacky cars and fierce competition. 10:00 am to 4:00 pm, Mt. Tabor Park.

Music Millennium Customer Appreciation BBQ: A different band will perform each hour from 11:00 am to 5:00 pm.

Rockin’ Round the Block Show & Shine Car Show: Hot rods, classic cars, kids activities, and more. Downtown Gresham, 8:00 am to 5:00 pm.

Fire in the Park: Live music, kids activities, fire fighter competition, and more. Esther Short Park in Vancouver, 11:00 am to 5:00 pm.

Arts Festival in the Forest: View the creative works of professional artists and watch a variety of entertaining performers, including the acrobatic AWOL tree dancers. Mary S. Young Park in West Linn, 10:00 am to 5:00 pm.

Shakespeare in the Park: The Portland Actors Ensemble will perform “The Comedy of Errors” at Raleigh Park at 6:00 pm.

Sunday, August 15

Southeast Sunday Parkways: Enjoy entertainment and activities along a 6-mile, car-free route connecting Laurelhurst, Colonel Summers and Sunnyside Parks, plus the Hawthorne Street Fair. 10:00 am to 3:00 pm.

Hawthorne Street Fair: Enjoy entertainment, kids activities, freebies, and much more all along Hawthorne Street. 11:00 am to 5:00 pm.

India Festival: Experience the tastes, sounds, and sights of India from 11:00 am to 9:00 pm at Pioneer Courthouse Square.

Arts Festival in the Forest: View the creative works of professional artists and watch a variety of entertaining performers, including the acrobatic AWOL tree dancers. Mary S. Young Park in West Linn, 10:00 am to 5:00 pm.

Free haircut for those with long hair: If you have a ponytail measuring 8 inches or more, head to Bonnet for a free haircut and hat. Your hair will be made into a wig and donated to the American Cancer Society. Call or email Bonnet to let them know that you are planning to attend. 3:00 pm to 6:00 pm.

Shakespeare in the Park: The Portland Actors Ensemble will perform “The Comedy of Errors” at Gabriel Park at 3:00 pm.

More free events

Check out our outdoor concert list and outdoor movie list. (Just added a movie listing for August 13!)
For more free and low-cost events, check PDX Pipeline and Dave Knows Portland.
For kids events, check UrbanMamas.
For free concerts, see Concert Co-op.

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