Riverview Pointe Preserve
Robinson Preserve
Rocky Creek Trails Nature Preserve
Rosemary Scrub Natural Area
Rye Preserve
Sal Taylor Creek Preserve
San Carlos Bay - Bunche Beach Preserve
Sandhill Preserve
Santa Fe River Preserve
Scrub Oak Preserve
Seacrest Scrub Natural Area
Serenola Forest Preserve - Idylwild Trailhead
Six Mile Cypress Slough Preserve North
Snake Warrior's Island Natural Area
Stunson Nature Trail