CONTACT JELLYSTONE MARK TWAIN LAKE MO.

We’d Love to Hear From You

Call us:

(573) 735-9422

Email us:

customercare@marktwainlakejellystone.com or
reservations@marktwainlakejellystone.com

Visit us:

Mark Twain Lake Jellystone Park™
42819 Landing Lane
Monroe City, MO 63456

The Water Zone Hours 2025:

5/24 – 8/3
Monday – Sunday: 10am to 6pm
Retail & Food Service: 10am to 6 pm

8/4 – 8/10
Monday – Sunday: 10am to 6pm
Retail & Food Service:
Monday-Thursday: 11am-3pm
Saturday & Sunday: 10am-6pm
WEEKENDS ONLY AFTER 8/10

8/16 & 8/17
Saturday & Sunday: 10am to 3pm
Retail & Food Service: 11am to 3 pm

8/23 & 8/24
Saturday & Sunday: 10am to 3pm
Retail & Food Service: 11am to 3 pm

LABOR DAY WEEKEND
8/30 & 8/31
Saturday & Sunday: 10am to 6pm
Retail & Food Service: 10am to 6pm
9/1
Monday (Labor Day): 10am to 3pm
Water Park Retail & Food Service: 10am to 3pm

PLEASE NOTE: management reserves the right to limit,
adjust or close attractions due to limited staffing.
The Water Zone will close for the season on Labor Day.

Park Hours:

Recreation Center Hours (8/11 – 10/12):

Saturday: 10:00 AM – 7:00 PM

Sunday: 10:00 AM – 12:00 PM

Ranger Station Hours:

8/4 – 8/27
Monday – Thursday: 9am to 7pm
Friday: 9am to 10pm
Saturday: 9am to 10pm
Sunday: 9am to 7pm

Labor Day Weekend (8/28 – 8/31)
Thursday: 9am to 9 pm
Friday – Sunday: 9am to 11pm

9/1 – 10/12
Monday – Thursday: 9am to 5pm
Friday – Saturday: 9am to 7pm
Sunday: 9am – 5pm

RV Park Pool Hours:

8/4 – 9/14: 9am to 9pm

Cartoon Cafe Hours (8/4 – 8/27): 

Monday – Thursday: 9am to 11am & 4pm to 7pm
Friday: 9am to 10pm
Saturday: 9am to 10pm
Sunday: 9am to 1pm

Labor Day Weekend
8/28 – 8/31
Thursday: 9am to 9 pm
Friday – Sunday: 9am to 11pm

9/1 – 10/12
Monday – Thursday: Closed
Friday: 4pm to 7pm
Saturday: 9am to 7pm
Sunday: 9am – 1pm

RV Park Pool Hours:

8/4 – 9/14: 9am to 9pm

Please read our Rules & Regulations & Privacy Policy

We will not share or sell subscriber information with 3rd parties for their direct marketing purposes. No mobile information will be shared with third parties/affiliates for marketing/promotional purposes. All the above categories exclude text messaging originator opt-in data and consent; this information will not be shared with any third parties. By selecting the Check Box on The Bookings Check Out Page Guests Agree to Receive Marketing SMS. Guests may receive a SMS prior/during/after their stay with us. Reply STOP to Opt Out. Standard message and data rates may apply.

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