Somerville Lake Boat Ramp (also known as Overlook Park/Lake Somerville Marina) features a multi-lane ramp accommodating all boat types, with amenities including restrooms, parking, handicap access, courtesy dock, live bait, and boat gas.

Located at the end of Overlook Park Drive near Brenham, the facility charges a $5 launch fee and is open year-round, operated by the U. S. Army Corps of Engineers with a privately-operated marina component.