Houston's New, Nine-Hole, Par-3 Golf Course, Driving Range + Pickleball Facility, Located Inside The Loop. East River 9 is Houston's only public, nine-hole, par-three golf course inside the 610 Loop, complete with stadium lights for evening play. Anchoring the golf course is Riverhouse Houston, a family-friendly restaurant and patio bar that serves a scratch kitchen menu coupled with an extensive beer, wine, and spirits selection.