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Holiday in the Park 2026 at Six Flags Great Adventure: crowd calendar

20 Nov 2026 to 3 Jan 202722 datesJackson, New Jersey, United States

Holiday in the Park 2026 at Six Flags Great Adventure runs 20 Nov 2026 to 3 Jan 2027 and is forecast moderately busy, averaging 38% crowd level. The quietest date is Thu 31 Dec at 22%, the busiest Sat 26 Dec at 48%.

Quietest date of Holiday in the Park 2026

Thursday 31 Dec

Holiday in the Park 2026 is forecast moderately busy at Six Flags Great Adventure, averaging 38% crowd level across its 22 dates. The busiest is Saturday 26 Dec at 48%.

22%crowds
Next bestWed 23 Dec 25%Tue 29 Dec 26%Wed 30 Dec 26%

Across its 22 dates the forecast averages 38% crowd level, which is about a normal day for this park. Expect lines to average around 28 minutes park-wide on a typical date.

Every date, with the forecast

November 2026

  1. Fri2032%~26 min
  2. Sat2144%~31 min
  3. Sun2242%~29 min
  4. Fri2734%~26 min
  5. Sat2844%~31 min
  6. Sun2942%~29 min

December 2026

  1. Sat543%~30 min
  2. Sun640%~28 min
  3. Sat1243%~30 min
  4. Sun1341%~28 min
  5. Sat1944%~31 min
  6. Sun2041%~28 min
  7. Wed2325%~21 min
  8. Sat2648%~33 min
  9. Sun2745%~31 min
  10. Mon2837%~25 min
  11. Tue2926%~24 min
  12. Wed3026%~24 min
  13. Thu3122%~16 min

January 2027

  1. Fri136%~25 min
  2. Sat245%~31 min
  3. Sun343%~30 min

The 23 days inside the run that Holiday in the Park does not operate on are forecast 27% on average, quieter than the event dates.

Quietest 0-15%Quieter 15-35%Typical 35-65%Busier 65-88%Busiest 88-100%

Dates as published by Six Flags Great Adventure; always check the park's own site before travelling. Crowd levels are modelled from this park's own recorded queue times, school and public holidays, day of the week and the weather forecast, and may not always be right. We score every past forecast against what the queues actually did and publish the result in the crowd forecast accuracy ledger.

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Frequently asked

When is Holiday in the Park 2026 at Six Flags Great Adventure?

Holiday in the Park 2026 runs 20 Nov 2026 to 3 Jan 2027, on selected dates: 22 dates in total. Dates are as published by Six Flags Great Adventure.

What is the quietest date of Holiday in the Park 2026?

Thursday 31 Dec is forecast the quietest at 22% crowd level. The next best are Wed 23 Dec (25%), Tue 29 Dec (26%), Wed 30 Dec (26%).

What is the busiest date of Holiday in the Park 2026?

Saturday 26 Dec is forecast the busiest at 48%. The 10 dates that fall in the Christmas (23 Dec to 3 Jan) average 35%.

How busy is Holiday in the Park compared with a normal day at Six Flags Great Adventure?

The event dates average 38% crowd level, about a normal day for this park. The 23 days inside the run that Holiday in the Park does not operate on are forecast 27% on average, quieter than the event dates.