Onondaga Cave State Park
Explore the vast, stunning Onondaga Cave, a subterranean wonderland with incredible formations, and enjoy hiking and camping by the Meramec River.
Highlights
Must-see attractions
Social
From TikTok & Reddit
Best Time
Fewer crowds, more intimate experience
Onondaga Cave State Park
Best Time
Fewer crowds, more intimate experience
Highlights
Must-see attractions
Explore the vast, stunning Onondaga Cave, a subterranean wonderland with incredible formations, and enjoy hiking and camping by the Meramec River.
"My first cave experience, and I have become a big fun of caves. This is the earth and I still don’t know so many things about the earth."
👟 Wear Sturdy Shoes
Walkways are steep & wet. Good grip is essential for a safe and enjoyable cave tour.
🧥 Bring a Light Jacket
Cave temperatures are consistently cool year-round. Stay comfortable underground.
Highlights
Discover the most iconic attractions and experiences
The Grand Ballroom
Inside Onondaga Cave
Marvel at the immense scale and stunning formations in this breathtaking cavern.
Lily Pads
Inside Onondaga Cave
Admire delicate, wafer-thin calcite deposits floating on still water.
The Frozen Niagara
Inside Onondaga Cave
Witness a massive flowstone formation resembling a frozen waterfall.
Plans like a pro.
Thinks like you
Planning Your Visit
Book Your Cave Tour in Advance
Prepare for an Underground Adventure
Best Times
Insider Tips
from TikTok, Instagram & Reddit
👟 Wear Sturdy Shoes
Walkways are steep & wet. Good grip is essential for a safe and enjoyable cave tour.
🧥 Bring a Light Jacket
Cave temperatures are consistently cool year-round. Stay comfortable underground.
🦟 Bug Spray is a Must
Mosquitoes and ticks are prevalent on the trails. Protect yourself outdoors.
📸 Capture the Magic
Photography is allowed, but be mindful of others and the cave environment.
Tips
from all over the internet
👟 Wear Sturdy Shoes
Walkways are steep & wet. Good grip is essential for a safe and enjoyable cave tour.
🧥 Bring a Light Jacket
Cave temperatures are consistently cool year-round. Stay comfortable underground.
🦟 Bug Spray is a Must
Mosquitoes and ticks are prevalent on the trails. Protect yourself outdoors.
📸 Capture the Magic
Photography is allowed, but be mindful of others and the cave environment.
💧 Stay Hydrated
While inside the cave, it's cool, but hiking trails can be warm. Carry water.
What Travellers Say
Reviews Summary
Visitors are consistently amazed by the breathtaking beauty and otherworldly formations within Onondaga Cave, often describing it as a 'mind-blowing' experience. The knowledgeable and friendly tour guides enhance the visit, making it both educational and enjoyable. While the cave's steep and wet pathways require sturdy footwear and a light jacket, the overall consensus is overwhelmingly positive, with many expressing a desire to return.
"My first cave experience, and I have become a big fun of caves. I felt I was in the space or some place not like earth. This is the earth and I still don’t know so many things about the earth. We must protect this beautiful place! You have to go and see it in person. Everything there was mind blowing. I was so happy that I saw it. Just go and experience cave!!"
DAISUKE OKAMOTO (OKAINA IMAGE)
"We enjoyed camping by the river. We did the basic site. I will say we stayed in 9 and if you go off the map it's semi secluded from the others, except for 8 which also has two different campers there over our three day stay, plus 7 almost 10. So I'm saying it might be better to pick some of the other ones because nobody was at any of them the whole time. Cell service was slow. Good on the hill if you went for a hike. Staff was very friendly and the bathrooms were well maintained with plenty of hot water."
Sam Middleton
"Had a blast here with the family! Great tour guide, very friendly. Beautiful cave!!! Most of the tour route has rails, but it is steep in places so mind your step. Definitely give it a go if you can."
Ash LoneTree
What People Like
What People Dislike
Frequently Asked Questions
🚇 🗺️ Getting There
Onondaga Cave State Park is approximately a 1.5-hour drive from St. Louis. Take I-44 West and exit at Cuba (Exit 208) or Rolla (Exit 185) and follow signs for the park. 
Yes, there is free parking available at the park, including near the cave entrance and visitor center.
Public transportation options are very limited for reaching Onondaga Cave State Park. It is best accessed by private vehicle.
From I-44, take exit 208 (Cuba) or exit 185 (Rolla) and follow MO-19 South. The park entrance will be clearly marked.
While the park grounds are accessible, the cave tour involves steep inclines and wet surfaces, which may be challenging for some visitors.
🎫 🎫 Tickets & Entry
Tour prices vary depending on the tour type. It's recommended to check the official Missouri State Parks website for the most current pricing information.
Yes, booking cave tours in advance is highly recommended, especially during peak season, as tours can sell out.
Park hours are generally from sunrise to sunset, but cave tour times are specific and vary by season. Always check the park's official schedule.
Onondaga Cave State Park typically offers guided tours of varying lengths and difficulty. The most common is the "Big Room" tour.
No, for safety and preservation reasons, you can only explore Onondaga Cave with a guided tour.
🎫 🧭 Onsite Experience
The cave maintains a consistent cool temperature year-round, typically around 52°F (11°C).
Wear comfortable, closed-toe shoes with good traction, and bring a light jacket or sweatshirt as it's cool inside.
Yes, photography is generally permitted inside the cave, but flash photography may be restricted in certain areas to protect formations.
Restrooms are available in the parking area near the cave entrance.
The park offers several hiking trails, including the Deer Run Trail, which is about 2.5 miles and considered moderate.
🍽️ 🍽️ Food & Dining
There are no restaurants located directly within Onondaga Cave State Park. You'll need to bring your own food or dine in nearby towns like Leasburg or Cuba.
Yes, picnic areas are available within the park, offering a great opportunity to enjoy a meal surrounded by nature.
Yes, the park offers camping facilities, including basic campsites by the river.
Nearby towns like Leasburg and Cuba offer various dining options, from fast food to local diners.
Vending machines may be available at the visitor center or near the cave entrance, but it's best to confirm availability.
📸 📸 Photography
Beyond the cave's stunning formations, the park offers scenic views along the river and hiking trails.
Tripod usage might be restricted to avoid obstructing other visitors or damaging cave features. It's best to check with park staff.
Low-light settings, a wide aperture, and a steady hand or tripod are recommended for capturing the cave's beauty.
Drone usage is typically prohibited within state parks to protect wildlife and ensure visitor safety.
The Grand Ballroom, Lily Pads, and Frozen Niagara are particularly striking and popular for photography.
For Different Travelers
Tailored advice for your travel style
👨👩👧 Families with Kids
Beyond the cave, the park offers hiking trails and river access, providing opportunities for outdoor fun. Consider packing a picnic to enjoy at one of the designated areas, making it a full day of family exploration. Camping is also an option for families wanting to extend their stay and fully immerse themselves in the park's natural beauty.
💰 Budget Travelers
This makes it an accessible option for those looking to experience a natural wonder without a hefty price tag. To save money on food, pack your own picnic to enjoy at the park's scenic spots. Camping is also a budget-friendly accommodation option if you plan to stay overnight. Focusing on the cave tour and exploring the free hiking trails can provide a full day of enjoyment without breaking the bank.
📸 Photography Enthusiasts
Above ground, the Meramec River and woodland trails provide scenic backdrops for nature photography. Remember to pack appropriate gear, including extra batteries and memory cards, and be mindful of the environment while seeking the perfect shot.
Deep Dives
In-depth insights and expert knowledge
Exploring Onondaga Cave: The Main Attraction
During the standard guided tour, you'll navigate through various chambers, marveling at stalactites, stalagmites, flowstones, and delicate formations like the famous 'lily pads.' The walkways can be steep and are often wet, so comfortable, non-slip shoes are a must. A light jacket is also advisable, as the cave temperature remains a cool 52°F (11°C) year-round.
Park rangers and guides are often praised for their knowledge, humor, and passion for the cave, making the tour both educational and entertaining. They share insights into the cave's geology, history, and the importance of conservation.
Above Ground Adventures: Trails and River
The Meramec River itself is a significant feature of the park. Visitors can enjoy the riverbanks, and camping sites are available nearby, offering a peaceful retreat. The park's natural setting makes it a great spot for a picnic or simply enjoying the fresh air. Remember to bring insect repellent, as mosquitoes and ticks can be present on the trails, especially during warmer months.
Planning Your Visit: Tips from the Community
Checking the official Missouri State Parks website for tour schedules and availability is highly recommended. Practical advice from visitors includes wearing appropriate footwear – sturdy, non-slip shoes are essential due to the steep and wet cave pathways.
Many also note the prevalence of insects on the trails, making bug spray a necessity for a comfortable outdoor experience. 
Social
from TikTok, Instagram & Reddit