A community open house on the proposed redevelopment plans for 124 Chestnut St. will take place at the Thayer Room at Hampshire House, located at 84 Beacon St., on Wednesday, Aug. 21, from 6 to 9 p.m. An informational presentation on the project takes place at 6:30 p.m., and refreshments will be served.

Visit 124chestnutstreet.com for more information.