The community calendar in McLean is anchored by several long-standing annual traditions that bring residents together.
* **McLean Day:** Held every May at Lewinsville Park, this is the town's largest festival, featuring carnival rides, live entertainment, food trucks, and local vendors. * **MPAartfest:** A one-day juried fine art and music festival held in October at McLean Central Park, transforming the park into an outdoor art gallery. * **McLean WinterFest:** A community parade and celebration held in December to ring in the holiday season.