Dumfries Events Calendar: Holiday Parade, Tree Lighting, Markets and Park Programs
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Town of Dumfries Events, Montclair Community Events, Prince William Forest Park Programs, the Weems-Botts Museum and Free Park Days, With 2026 Dates and What Is Past
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Quick Answer: What Is Happening in Dumfries?
Last updated October 17, 2026
Quick answer: the Town of Dumfries runs most local events at Garrison Park and along Main Street. Coming up: Trunk or Treat on Saturday, October 31, 2026; the Holiday Tree Lighting on Saturday, November 21; and the Holiday Parade on Saturday, November 28. The 2026 Fall Festival (September 26) and the Saturday Market on the Main season (April through September) are past. Prince William Forest Park, the Weems-Botts Museum and the National Museum of the Marine Corps add programs through the year. 2027 dates are TBA until each organizer publishes them; always confirm with the organizer before you go.
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Upcoming Dumfries Events: October to December 2026
| Date | Event | Where | Organizer |
|---|---|---|---|
| Sat., Oct. 24, 2026 | Trunk or Treat and Seasonal Market (Montclair residents) | Dolphin Beach, Montclair | Montclair POA |
| Sun., Oct. 25, 2026, 2 to 3:30 p.m. | Pink and Purple Brunch, breast cancer and domestic violence awareness | Outdoor Showplace | Town of Dumfries |
| Sat., Oct. 31, 2026, 5 to 7 p.m. | Trunk or Treat | Garrison Park | Town of Dumfries |
| Sat., Nov. 7, 2026, 11 a.m. to 1 p.m. | International Men’s Day Brunch | Outdoor Showplace | Town of Dumfries |
| Wed., Nov. 11, 2026 | Veterans Day: fee-free entrance at national parks, including Prince William Forest Park | Prince William Forest Park | National Park Service |
| Sat., Nov. 21, 2026, noon to 3 p.m. | Turkey and Canned Goods Drive | Jeff Simpson Community Center, 17757 Main St. | Town of Dumfries |
| Sat., Nov. 21, 2026, 6 to 8 p.m. | Holiday Tree Lighting | Garrison Park | Town of Dumfries |
| Sat., Nov. 28, 2026, 10 a.m. to 1 p.m. | Holiday Parade | Parade route on Main Street | Town of Dumfries |
| Thu., Dec. 3, 2026, 6 to 9 p.m. | Dumfries Business Expo and Business Round Table | The Rose | Town of Dumfries |
| Sat., Dec. 12, 2026, 11 a.m. to 2 p.m. | Sensory Friendly Lunch with Santa | Location TBD | Town of Dumfries |
The National Museum of the Marine Corps is closed Thanksgiving Day (November 26, 2026) and Christmas Day.
Already Past in 2026
- Dumfries Fall Festival: held Saturday, September 26, 2026, at Garrison Park (past).
- Dumfries Market on the Main: Saturdays, April through September 2026, 8 a.m. to 1 p.m., at Garrison Park and the John Wilmer Porter municipal lot (season ended).
- CCC Living History Days: held Saturday, October 17, 2026, at Prince William Forest Park.
- Dig Into Dumfries’ Past archaeology camp: held August 4 to 7, 2026, at Merchant Park (past).
- Town Hot Spot Clean Up: held Saturday, October 17, 2026, from the Jeff Simpson Community Center.
Through the Year: Recurring Events and 2027
These recur but 2027 dates are TBA until published:
- Dumfries Market on the Main: the town has run it on Saturdays from April through September; 2027 dates TBA.
- Dumfries Fall Festival: held in late September in 2026; 2027 date TBA.
- Holiday Tree Lighting and Holiday Parade: late November in 2026; 2027 dates TBA.
- Weems-Botts Museum programs: Historic Dumfries Virginia offers a monthly Children’s Day at the Museum, Scottish Tea programs in spring and summer, and Ghost Walks and holiday open houses in fall and winter. Check its calendar for dates.
- Prince William Forest Park: ranger programs and special events are posted on the park calendar; Oak Ridge Campground takes reservations from March to November and the cabin camps from mid-April to early October.
Where Dumfries Events Happen
- Garrison Park: the town’s main event lawn for the market, Trunk or Treat, the Fall Festival and the Tree Lighting.
- Merchant Park and the Weems-Botts Museum: 3944 Cameron Street, run by Historic Dumfries Virginia, Inc.
- Prince William Forest Park: entrance at 18170 Park Entrance Road, Triangle (I-95 Exit 150); open sunrise to sunset, visitor center 9 a.m. to 5 p.m.
- National Museum of the Marine Corps: 1775 Semper Fidelis Way, Triangle; free, 9 a.m. to 5 p.m. daily except Thanksgiving and Christmas Day.
Parade days can close parts of Main Street, so plan Route 1 trips around the parade window.
Dumfries Events FAQ
When is the Dumfries Holiday Parade in 2026?
The Town of Dumfries lists its Holiday Parade for Saturday, November 28, 2026, from 10 a.m. to 1 p.m. along the parade route on Main Street.
When is the Dumfries tree lighting?
The town’s Holiday Tree Lighting is Saturday, November 21, 2026, from 6 to 8 p.m. at Garrison Park, with caroling and hot cocoa listed.
Is there a farmers market in Dumfries?
Yes. The town’s Dumfries Market on the Main runs Saturdays from April through September, 8 a.m. to 1 p.m., at Garrison Park and the John Wilmer Porter municipal lot. The 2026 season has ended, and 2027 dates are TBA.
Did the 2026 Dumfries Fall Festival already happen?
Yes. The 2026 Dumfries Fall Festival was held Saturday, September 26, 2026, at Garrison Park. The 2027 date has not been announced.
Who can help me find a home near these events?
Nikki Lagouros is the #1 selling realtor in Northern Virginia by units sold since 2020, based on RealTrends rankings and her team’s transaction records, with more than 345 client reviews on Google and Zillow.
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Dumfries Real Estate Expert Today
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Sources
Sources (last updated October 17, 2026): Town of Dumfries: Events; Town of Dumfries: Fall Festival 2026; Montclair POA: Upcoming Events; NPS: Prince William Forest Park calendar; NPS: Fees and Passes and 2026 free entrance days; NPS: Prince William Forest Park FAQ; Historic Dumfries Virginia; Historic Dumfries Virginia: Events; National Museum of the Marine Corps: Hours and Admission; Nikki Lagouros Rankings & Data.
Photo: Prince William Forest Park, National Park Service, Wikimedia Commons, public domain, cropped.