| Row with a Ranger | Ha Ha Tonka State Park | Canoeing/Kayaking | May 19, 2019 |
| Informational Meeting | Ha Ha Tonka State Park | | Jun 1, 2019 |
| Concert at the Castle - Lake Area Community Orchestra | Ha Ha Tonka State Park | | Jun 4, 2019 |
| Campfire Fun | Ha Ha Tonka State Park | | Jun 8, 2019 |
| Kid's Hike | Ha Ha Tonka State Park | Hiking | Jun 8, 2019 |
| Micro-Hike | Ha Ha Tonka State Park | Hiking | Jun 15, 2019 |
| Row with a Ranger | Ha Ha Tonka State Park | Canoeing/Kayaking | Jun 16, 2019 |
| Island Cave Tour | Ha Ha Tonka State Park | Cave Tours | Jun 21, 2019 |
| Owl Prowl | Ha Ha Tonka State Park | Interpretive Programs | Jun 22, 2019 |
| Island Cave Tour | Ha Ha Tonka State Park | Cave Tours | Jun 28, 2019 |
| Island Cave Tour | Ha Ha Tonka State Park | Cave Tours | Jul 12, 2019 |
| Creepy Crawlies | Ha Ha Tonka State Park | Interpretive Programs | Jul 13, 2019 |
| Historic Families of Ha Ha Tonka | Ha Ha Tonka State Park | Interpretive Programs | Jul 13, 2019 |
| Island Cave Tour | Ha Ha Tonka State Park | Cave Tours | Jul 19, 2019 |
| Night Hike | Ha Ha Tonka State Park | Hiking | Jul 20, 2019 |
| Kid's Game Day | Ha Ha Tonka State Park | | Jul 20, 2019 |
| Row with a Ranger | Ha Ha Tonka State Park | Canoeing/Kayaking | Jul 21, 2019 |
| Island Cave Tour | Ha Ha Tonka State Park | Cave Tours | Jul 26, 2019 |
| Kaleidoscope | Ha Ha Tonka State Park | Interpretive Programs | Jul 27, 2019 |
| Row with a Ranger | Ha Ha Tonka State Park | Canoeing/Kayaking | Aug 18, 2019 |
| Row with a Ranger | Ha Ha Tonka State Park | Canoeing/Kayaking | Sep 15, 2019 |
