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Six Flags Great Adventure Crowd Calendar September 2026

Wondering how busy Six Flags Great Adventure will be in September 2026? This crowd calendar predicts daily crowd levels day by day. The lower the score, the shorter the queues, so pick a quiet day and ride more.

Estimated from historical data

Six Flags Great Adventure is typically quiet in September 2026, averaging around 31% crowd levels. The quietest day to visit is predicted to be Thursday 3rd (about 23%), while the busiest is Saturday 12th (about 39%).

Best day to visit
Thu 3
Below Avg23%
Busiest day
Sat 12
Below Avg39%
Typical this month
31%
Below Avg30 days with data
Crowd scale
Low0-20%Below Avg20-40%Average40-60%Above Avg60-80%High80-100%
September 2026
Tue1
Hours unavailable
Summer
26%*
Est.Below Avg
Wed2
Hours unavailable
Summer
25%*
Est.Below Avg
Thu3
Hours unavailable
Summer
23%*
Est.Below Avg
Fri4
Hours unavailable
Summer
35%*
Est.Below Avg
Sat5
Hours unavailable
Summer
38%*
Est.Below Avg
Sun6
Hours unavailable
Summer
35%*
Est.Below Avg
Mon7
Hours unavailable
Summer
35%*
Est.Below Avg
Tue8
Hours unavailable
Summer
27%*
Est.Below Avg
Wed9
Hours unavailable
Summer
26%*
Est.Below Avg
Thu10
Hours unavailable
Summer
24%*
Est.Below Avg
Fri11
Hours unavailable
Summer
36%*
Est.Below Avg
Sat12
Hours unavailable
Summer
39%*
Est.Below Avg
Sun13
Hours unavailable
Summer
34%*
Est.Below Avg
Mon14
Hours unavailable
33%*
Est.Below Avg
Tue15
Hours unavailable
28%*
Est.Below Avg
Wed16
Hours unavailable
26%*
Est.Below Avg
Thu17
Hours unavailable
24%*
Est.Below Avg
Fri18
Hours unavailable
37%*
Est.Below Avg
Sat19
Hours unavailable
39%*
Est.Below Avg
Sun20
Hours unavailable
34%*
Est.Below Avg
Mon21
Hours unavailable
33%*
Est.Below Avg
Tue22
Hours unavailable
28%*
Est.Below Avg
Wed23
Hours unavailable
26%*
Est.Below Avg
Thu24
Hours unavailable
25%*
Est.Below Avg
Fri25
Hours unavailable
37%*
Est.Below Avg
Sat26
Hours unavailable
38%*
Est.Below Avg
Sun27
Hours unavailable
34%*
Est.Below Avg
Mon28
Hours unavailable
33%*
Est.Below Avg
Tue29
Hours unavailable
28%*
Est.Below Avg
Wed30
Hours unavailable
26%*
Est.Below Avg

Crowd levels are estimated from historical queue time patterns and may not always be accurate. Always check the official park website before visiting.

* Future dates are estimates and may vary

Frequently asked questions

When is the quietest day to visit Six Flags Great Adventure in September 2026?

Thursday 3rd is predicted to be the quietest day to visit Six Flags Great Adventure in September 2026, at around 23% crowd levels.

When is Six Flags Great Adventure busiest in September 2026?

Saturday 12th is predicted to be the busiest day at Six Flags Great Adventure in September 2026, at around 39% crowd levels.

How busy is Six Flags Great Adventure in September 2026?

On average, Six Flags Great Adventure is quiet in September 2026 - around 31% crowd levels.

Is Six Flags Great Adventure busier on weekends?

At Six Flags Great Adventure, weekend and weekday crowd levels in September 2026 are fairly similar, so arriving early matters more than the day of the week.

What is the best time to visit Six Flags Great Adventure?

The best time to visit Six Flags Great Adventure is on its quietest predicted days - Thursday 3rd is the quietest in September 2026 (about 23%). Arriving at opening also means the shortest waits.

Questions about crowd calendars? Read our FAQ
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