Groups, Day Camps, Parties

Have Your Event At Lost Island!

Waterpark Group Outings 

Lost Island Waterpark is more fun with a group! Whether you have a party of 20 or 5,000, this is the perfect place for a one of a kind, fun-filled day. Lost Island welcomes all day camp groups for 2022.

Download our Group Outing Booklet to see all we have to offer for summer 2022.

Waterpark Group Rates:

Group rates are discounted off of regular online pricing, depending on the date of event.

Group Size Discount Per Ticket
20-49 $3.00
50-99 $3.50
100-199 $4.00
200-399 $4.50
400-499 $5.00
500+ $5.50

Payment must come in ONE lump sum to receive group discount.

To schedule your group outing complete our Group Event Request form or call (319) 455-6702 to speak with Guest Services representative.

Waterpark Birthday Packages

Lost Island Waterpark offers meal packages for birthday parties of groups of 8! 

Birthday Packages

Know Before You Go

Cabana Rentals

Tsunami Bay Villas

12 Guest Capacity

Safe for valuables

Ceiling fan

Reserved shaded seating

Reserved sunny seating


12 bottles of water

Attendant on duty

Private bathroom

Tsunami Bay overlook view

Reaching these cabanas require stairs

Reserve a Cabana

Cabana Rentals

Deluxe Cabanas

8 Guest Capacity

Attendant on duty


Safe for valuables

Ceiling Fan

Lounge chairs

Table with side chairs

Love seat


8 bottles of water

Multiple locations throughout the park

Reaching Deluxe Cabanas at Barefoot Lounge require stairs

Reserve a Cabana

Cabana Rentals

Standard Cabanas

6 Guest Capacity

Perfect locations throughout the park

Shaded space with curtains

2 Lounge chairs

2 Side chairs with table

Reserve a Cabana