The Montgomery County–Morazán Sister Cities Committee holds its 15th Annual Hispanic Heritage Gala on Oct. 1 at Glenview Mansion in Rockville.
County Executive Elrich headlines a free festival at Marian Fryer Town Plaza in Wheaton from noon to 4 p.m. on Sept. 19.
Free all-day event in downtown Wheaton features a handmade art parade, 50+ artist market, live stages, and family activities.
A remembrance ceremony at Courthouse Square Park honors 2,900+ victims and 11 Montgomery County residents lost on Sept. 11, 2001.
The 2nd Annual Heat for Heroes Chili Cook-Off benefits the Montgomery County Police Foundation at Lone Oak Brewery on Sept. 19.
A free family-friendly Unity Festival celebrating Hispanic and Latino cultures is scheduled for Sept. 19 from noon to 4 p.m. in Wheaton.
The annual Silver Spring Jazz Fest runs Saturday, Sept. 12 from 3–10 p.m. at Veterans Plaza, headlined by Cuban funk musician Cimafunk.
A free public ceremony honoring 11 Montgomery County victims of the 9/11 attacks is set for 9 a.m. at Courthouse Square Park in Rockville.
Middle and high schoolers can earn 2.5 SSL hours at the free annual event in Germantown on Sept. 18, 12:30–3 p.m.
Montgomery County's Active Aging Week runs Oct. 5–11, with a signature event Oct. 5 at North Potomac Community Recreation Center.
The 10th annual Wheaton Arts Parade & Festival takes place Sunday, Sept. 27, with the parade starting at 10 a.m.
A Hispanic Heritage Month Unity Festival will be held in Wheaton on Saturday, Sept. 19 from noon to 4 p.m.
Montgomery County hosts a 9/11 25th anniversary memorial on Sept. 11 from 8:45–10 a.m. at Courthouse Square Park in Rockville.
Annual Labor Day parades return to Kensington and Gaithersburg on Monday, Sept. 7, 2026, featuring local organizations, performers, and officials.
Montgomery County marks its 250th birthday on Sept. 6, 2026, with social media history features and community events throughout September.
Nonprofits affiliated with local park and rec agencies may apply for several NRPA grants ranging from $5,000 to $20,000+; deadline Oct. 23, 2026.
Montgomery College hosts a Hispanic Heritage Month art exhibition on the immigrant experience Sept. 17, 2–5 p.m. at the Cafritz Arts Center.
Free family festival at Marian Fryer Town Plaza in Wheaton runs noon–4 p.m. with live music, food, and cultural activities.
County outdoor pools remain open Sept. 7; indoor rec centers, senior centers, and aquatic centers will be closed.
All Montgomery County Recreation facilities will be closed on Labor Day, September 7, 2026, except outdoor pools.