River Sink Trail and Alligator Road Loop
River Sink Trail and Alligator Road Loop
4.7
(9468)
9,469
hikers
02:31
9.96km
10m
Hiking
The River Sink Trail and Alligator Road Loop offers a fascinating journey through Florida's unique karst landscape and wetland habitats. You'll traverse natural paths, witnessing the Santa Fe River disappear into a sinkhole, a geological marvel, and cross the historic Swinging Bridge. Expect to see diverse flora, including cypress trees…
Last updated: June 9, 2026
Waypoints
Start point
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1.03 km
Highlight • Forest
Tip by
1.45 km
Highlight • Natural Monument
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2.12 km
Highlight • Bridge
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9.96 km
Highlight • Lake
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Way Types & Surfaces
Way Types
7.41 km
2.54 km
Surfaces
6.71 km
3.17 km
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Elevation
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Weather
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Wednesday 8 July
34°C
23°C
41 %
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Max wind speed: 15.0 km/h
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This route was planned by komoot.
This Komoot tour, named "River Sink Trail and Alligator Road Loop," primarily focuses on the River Sink Trail located within O'Leno State Park in Florida. While the name includes "Alligator Road Loop," that refers to a separate scenic drive in Big Cypress National Preserve, which is not part of this specific hiking route.
This hike is rated as moderate. While the River Sink Trail itself is often described as a serene and relatively easy walk, this Komoot tour covers approximately 10 km (6.2 miles) and includes varied terrain within O'Leno State Park, making it a good option for those seeking a peaceful trek with a bit more distance.
The route offers several unique natural and historical features. You'll experience the geological wonder of the River Sink, where the Santa Fe River disappears underground. Another highlight is the historic Swinging Bridge, built by the Civilian Conservation Corps in the 1930s. You'll also pass by Sweetwater Lake and traverse diverse natural communities within O'Leno State Park.
The trail winds through diverse natural communities, including scrubby flatwoods, sandhill, floodplain swamp, and forest. You'll follow the "coffee-colored" Santa Fe River, encounter sinkholes and creeks, and walk through areas shaded by various trees. Expect to see cypress trees with their distinctive "knees" in lower-lying areas. In spring, wild azaleas add vibrant color.
Yes, O'Leno State Park, where this trail is located, typically charges an entrance fee per vehicle. Permits are generally not required for day hiking on established trails, but it's always advisable to check the official Florida State Parks website for the most current fee information and any specific regulations before your visit.
The cooler, drier months from late fall through early spring (November to April) are generally the most pleasant for hiking in Florida, offering comfortable temperatures and fewer insects. During spring, you might also catch the vibrant bloom of wild azaleas along the trail.
Dogs are generally allowed on trails in Florida State Parks, including O'Leno State Park, but they must be kept on a leash no longer than 6 feet at all times. Please remember to clean up after your pet to help keep the park beautiful for everyone.
Parking is available within O'Leno State Park. Upon entering the park, follow signs for the River Sink Trail or visitor parking areas. There are designated parking lots that provide access to the trail system.
While specific sightings are never guaranteed, the diverse ecosystems of O'Leno State Park support various wildlife. You might spot birds, turtles, and other small animals. Keep an eye out for alligators or other reptiles near water bodies, though they are not as prolific here as in the Big Cypress area.
Yes, this Komoot route utilizes sections of several official trails within O'Leno State Park. You will hike along parts of the River Sink Trail, Alligator Road, and Old Bellamy Road, offering a comprehensive experience of the park's trail network.
Given its moderate difficulty and approximately 10 km (6.2 miles) length, this hike is generally suitable for older children or those accustomed to longer walks. The varied scenery, including the River Sink and Swinging Bridge, can be engaging for families, but younger children might find the full loop challenging.
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