The Mastic Beach Property Owners Association has a full 2026 calendar planned, with spring, summer, fall, and holiday events that give residents plenty of opportunities to get involved locally. From Trivia Night and the Community Yard Sale in May to summer music events and year-end celebrations, the MBPOA calendar offers a helpful look at what is coming up in Mastic Beach NY.
Below is a straightforward roundup of the upcoming event dates and what residents can expect.
May 2026 Events in Mastic Beach
Friday, May 8, 2026 — Trivia Night
The MBPOA newsletter lists Pub Trivia Night for Friday, May 8. The flyer notes a 7:30 p.m. start and says the event will include refreshments, a cash bar, and a Mother’s Day-themed trivia focus. The flyer also mentions that attendees can purchase 300 Club Raffle tickets during the event.
Saturday, May 16, 2026 — Community Yard Sale
The MBPOA Community Yard Sale is scheduled for Saturday, May 16, 2026, from 10 a.m. to 4 p.m. at 31 Neighborhood Road, Mastic Beach. The flyer also lists May 17 as the rain date. According to the event notice, table reservations are available, and leftover items will be donated to local charities.
Saturday, May 30, 2026 — Bingo
The 2026 events calendar lists Bingo for Saturday, May 30 as a free community event at the MBPOA clubhouse with snacks, beverages, and a social atmosphere. However, the May newsletter notes that the May 30 bingo date had been canceled so it would not conflict with another local event. Because the calendar says details may change, readers may want to confirm this date before making plans.
June 2026 Events
Saturday, June 6, 2026 — 250 Celebration Party
The MBPOA 2026 calendar lists a 250 Celebration Party for Saturday, June 6. The event is described as being sponsored by the TriHamlet 250 Committee and supported by the MBPOA. It will celebrate the signing of the Declaration of Independence and recognize William Floyd as an important Long Island historical figure. The event is planned for the MBPOA lawn, weather permitting.
Saturday, June 20, 2026 — Summerfest
Summerfest is scheduled for Saturday, June 20. The calendar describes it as a free community event featuring live music, food, and dancing, with a repeat performance by the Hot Water Street Band. It is planned as an outdoor event on the MBPOA lawn, weather permitting.
July and August 2026 Events
Friday, July 17, 2026 — Music Night
The MBPOA calendar lists Music Night for Friday, July 17. It is described as an evening of music at the Mastic Beach Clubhouse for members and guests, with musical details still to be announced.
Saturday, August 15, 2026 — Music by the Bay
One of the featured summer events is Music by the Bay on Saturday, August 15. According to the event calendar, this concert will be held at Marina One off Riviera Road in Mastic Beach and will feature Pete Moss & the Fertilizers. The event is described as free and open to the community, with food trucks, beverages, and parking available. Guests are encouraged to bring a chair.
Fall 2026 MBPOA Events
Saturday, September 5, 2026 — Snapper Derby
The calendar lists the Snapper Derby for Saturday, September 5. This children’s fishing event will take place at the MBPOA beach, with registration on site the day of the event. Poles and bait will be supplied, and lunch and awards will follow at the Mastic Beach Yacht Club.
Saturday, October 17, 2026 — Bingo or TBD
For Saturday, October 17, the events calendar lists Bingo or TBD, meaning the event may still be subject to change. The calendar describes it as another possible free community event with snacks, beverages, and a casual atmosphere at the MBPOA clubhouse.
Saturday, November 14, 2026 — Game Night
Game Night is scheduled for Saturday, November 14. According to the calendar, it will include a mix of Pub Trivia and the drawing for the 300 Club winners. The listing says refreshments will be free and a cash bar will be available.
December 2026 Events
Friday, December 4, 2026 — Christmas Party
The MBPOA calendar lists a Christmas Party for Friday, December 4. This event is described as a free community holiday party for children and adults, featuring Santa Claus, music, and food. The calendar notes that families should bring a wrapped gift labeled with each child’s name.
Thursday, December 31, 2026 — New Year’s Eve Party
The final event on the MBPOA 2026 calendar is the New Year’s Eve Party on Thursday, December 31. It is described as a free community party at the MBPOA with a buffet-style format, where attendees are asked to bring a dish to share.
Quick 2026 MBPOA Event List
For readers who want the dates in one place, here is the current 2026 schedule:
- May 8 — Trivia Night
- May 16 — Community Yard Sale
- May 30 — Bingo listed on event calendar, though newsletter says canceled
- June 6 — 250 Celebration Party
- June 20 — Summerfest
- July 17 — Music Night
- August 15 — Music by the Bay
- September 5 — Snapper Derby
- October 17 — Bingo or TBD
- November 14 — Game Night
- December 4 — Christmas Party
- December 31 — New Year’s Eve Party
Keep an Eye on Event Details
The MBPOA 2026 events calendar notes that details may change as events are finalized, so residents should watch for updated announcements as each date gets closer. For anyone looking for Mastic Beach events, Brookhaven Town community happenings, or family-friendly activities on Long Island’s South Shore, this calendar offers a useful early guide to what is ahead in 2026.