An area for primitive camping in northeast Seminole County, the Little Big Econ State Forest offers plenty of sites near the Little Econlockhatchee River that are a short day hike from the parking lot.
The Barr St. trailhead is a common starting point for hikes. Leaving Oviedo on 426, it is a few miles out of town on the right, marked by this sign:
Google Map
The State of Florida map of the area is
here.