Free things to do this weekend in and around Pittsburgh

Pittsburgh's Top Picks for FREE family-friendly fun Friday, September 4, 2026 to Sunday, September 6, 2026

(Scroll down for full, detailed list of free weekend activities.)

FREE fall and holiday mini photo sessions with Shoott! - Pittsburgh area - Shoott - Broadway, New York, NY, USA, Friday, September 4, 2026 to Sunday, September 6, 2026, see link for times

Public Star Party - Amateur Astronomers Association of Pittsburgh - Mingo Creek Park Observatory, Shelter 10 Road, Finleyville, PA 15332, USA, Friday, September 4, 2026, events start approximately 90 minutes before sunset

Family Nature Walk at Powdermill Nature Reserve - Carnegie Museum of Natural History, Forbes Avenue, Pittsburgh, PA, USA, Saturday, September 5, 2026, 2 - 3 pm

Summer Concert Series - Buzz Poets (90s Pittsburgh Rock) - Hartwood Acres Amphitheater, Middle Road, Allison Park, PA, USA, Sunday, September 6, 2026, 7:30 pm