Harris County
Jesse H. Jones Park & Nature Center, Humble
“Jesse H. Jones Park & Nature Center is a premier 312-acre Harris County Precinct 4 nature preserve open daily to visitors free of charge. The park features a variety of plant and wildlife species, white sand beaches along Spring Creek, swamps and sloughs with century-old cypress trees, and a pristine floodplain located in a hardwood and pine forest.”
Here is their website. Phone 281-446-8588 Trails Map
There are over eight miles of paved, handicap-friendly pedestrian trails and several unpaved primitive trails. Although the website does not give descriptions of the eleven or so trails in this park, the map states that “All trails are wheelchair accessible with the exception of the River Birch Trail”.