10 Hidden Gems

Secret Swimming Spots in Illinois

Throughout Illinois, these hidden swimming gems offer pristine waters, secluded settings, and unforgettable natural beauty. Discover Illinois's best-kept secrets with our insider's guide.

10
Hidden Gems
8
Total in Illinois
1
Free Access

Illinois is home to some of America's most spectacular hidden swimming holes. From diverse natural landscapes, these secret spots offer the perfect escape from crowded beaches and public pools. Each location on this list has been carefully selected for its natural beauty, water quality, and that special "hidden gem" quality that makes Illinois's natural swimming destinations truly extraordinary.

Before You Go

Please respect these natural areas by following Leave No Trace principles. Check local conditions, respect private property, and always prioritize safety when visiting remote swimming holes.

#1 Hidden Gem

#1 Hidden Gem
Free Access

SPEED LAKE

TERRA HAUTE, Illinois
Lake

Discover Speed Lake: A Hidden Gem in Terre Haute, IL

Why Speed Lake is a Must-Visit Spot in Terre Haute, IL

Speed Lake, a serene aquatic retreat located on the eastern edge of Terre Haute, Illinois, offers a refreshing escape for those seeking a tranquil yet adventurous outdoor experience. Situated near the campus of Rose-Hulman Institute of Technology, this secluded swimming hole is a hidden treasure awaiting discovery by locals and travelers alike. The lake’s proximity to the historic National Road (RT 40) makes it accessible yet tucked away, allowing visitors to feel far removed from the bustling world outside.

The Geological Story Behind Speed Lake’s Sandy Shores

The geological story of Speed Lake is as captivating as its present-day allure. Formed over centuries, the lake’s sandy shoreline is a testament to natural erosion and sediment deposition, creating a soft, welcoming edge for swimmers. The water itself is a crystal-clear expanse, shimmering under the sunlight and inviting visitors to dive into its refreshing embrace. During the summer months, the water temperature hovers in a comfortable range, making it ideal for leisurely swims or playful splashes. Depths vary across the lake, with shallow areas perfect for wading and deeper sections catering to more adventurous swimmers.

Exciting Features: Rope Swings, Wildlife, and More

One of the lake’s most exhilarating features is its iconic rope swing, a favorite among thrill-seekers. Positioned to the left of the sandy area, it offers the perfect launch point for dramatic leaps into the cool waters below. Whether you’re a seasoned rope-swing enthusiast or a first-timer, the experience is bound to leave you grinning from ear to ear. Without lifeguards or facilities on-site, visitors are encouraged to exercise caution and prioritize safety, especially when diving or using the rope swing.

Speed Lake’s natural surroundings amplify its charm. Towering trees encircle the lake, providing shade and a sense of seclusion. Birdsong fills the air, and if you’re lucky, you might spot local wildlife such as deer or raccoons venturing near the water’s edge. The flora in the area is equally enchanting, with wildflowers dotting the landscape and creating a picturesque backdrop for your visit. Photographers will find countless opportunities to capture the lake’s beauty, particularly during the golden hours of sunrise and sunset when the light dances across the water’s surface.

Seasonal Beauty: Best Times to Visit Speed Lake

Seasonal variations add to the lake’s dynamic character. Summer is undoubtedly the most popular time to visit, with warm weather drawing crowds eager to cool off. However, spring and early autumn also offer unique experiences. In spring, the surrounding foliage bursts into vibrant greens, while autumn paints the landscape in hues of orange and gold, making it a stunning spot for a quiet picnic or reflective stroll. Winter, though less frequented, transforms the lake into a serene, frosty tableau, appealing to those who appreciate solitude and stark natural beauty.

How to Get to Speed Lake: Directions and Tips

Accessibility to Speed Lake is relatively straightforward, though it involves a short walk from the parking area near Speed Hall dormitory on the Rose-Hulman campus. The path is not particularly challenging, but sturdy footwear is recommended, especially after rainfall when the ground can become slippery. The absence of facilities means visitors should come prepared with essentials such as water, snacks, and towels. Additionally, practicing Leave No Trace principles is crucial to preserving the lake’s pristine condition for future generations.

Nearby Attractions: Explore Terre Haute and Beyond

For those looking to extend their visit, the surrounding area offers several attractions worth exploring. Within a 30-mile radius, you’ll find the charming town of Terre Haute, where antique shops, local eateries, and historical landmarks await. The National Road itself is steeped in history, providing a scenic drive that traces the path of early pioneers.

Essential Safety and Preparation Tips for Visitors

Without lifeguards or facilities on-site, visitors should prioritize safety at Speed Lake. Bring essentials like water, snacks, towels, and sturdy footwear for the trail. Exercise caution when diving or using the rope swing, and always keep an eye on children in the water. Lastly, practice Leave No Trace principles to ensure that Speed Lake remains a pristine destination for generations to come.

What Makes It Special:

Crystal-clear water
Exciting rope swing
Sandy shoreline
Secluded natural setting
Water Body: Speed Lake
Best Time: Summer is ideal for swimming, while spring and early autumn offer vibrant foliage and fewer crowds. Winter provides a peaceful, frosty landscape.
Get Directions & Details
Coordinates: 39.4820, -87.3273

Discover More Illinois Swimming Adventures

These 10 hidden gems are just the beginning. Explore our complete directory of 8 swimming holes throughout Illinois.