Trinidad Lake State Park Access provides a seasonal boat ramp on the northeast side of the lake accessed via Highway 12, requiring mandatory aquatic nuisance species inspections before launching (inspections available 8 a. m. -4 p. m. during boating season).

The park offers 73 campsites, picnic facilities, and over 10 miles of trails for hiking and biking, with a visitor center and amenities including restrooms and water access.

Note that the boat ramp closes seasonally for winter, and boaters must observe wakeless speeds near the launch area and within 150 feet of shore fishermen.