| Lake Tahoe–Nevada State Park | |
| Photo Width: | 280 |
| Photo Alt: | Cave Rock |
| Map: | Nevada |
| Map Width: | 280 |
| Relief: | 1 |
| Label: | Lake Tahoe–Nevada State Park |
| Location: | Washoe and Douglas counties, Nevada, United States |
| Nearest City: | Carson City, Nevada |
| Coords: | 39.0461°N -119.9489°W |
| Area: | 14301 |
| Elevation: | 6227feet |
| Established: | 1958 (Sand Harbor) |
| Free Label: | Named for |
| Designation: | Nevada state park |
| Administrator: | Nevada Division of State Parks |
Lake Tahoe–Nevada State Park is a state park comprising multiple management units and public recreation areas on the northeast shores of Lake Tahoe in the U.S. state of Nevada. The park covers approximately . The Marlette Lake Water System, which is listed on the National Register of Historic Places and as a National Historic Civil Engineering Landmark, lies within park boundaries.
Sand Harbor features a large sandy beach, picnicking facilities, nature trail, boat launch, and visitors center and is the site of the Lake Tahoe Shakespeare Festival. The Sand Harbor unit covers .
Cave Rock is a day-use area along U.S. 50 with boat launch, picnic areas, and sandy beach. The site, located beneath Cave Rock and the Cave Rock Tunnel, measures slightly more than 3acres.
Spooner Lake is located near the intersection of U.S. Route 50 and State Route 28 at "Spooner Summit." The unit's are used for hiking, picnicking, fishing, and wildlife viewing. The site is the primary starting point for the Marlette/Hobart Backcountry trails and the main vehicle entrance to both areas. Snow Valley Peak may be reached by hiking along North Canyon Creek from Spooner Lake north almost to Marlett Lake and then east to the summit.
The Marlette/Hobart backcountry covers in the Carson Range. Among the area's multiple trails are the Flume Trail, which has views of Lake Tahoe, and a portion of the Tahoe Rim Trail. The area encompasses Marlette Lake and Hobart Reservoir, which were created to feed the Marlette Lake Water System during the area's early mining and logging years. Remnants of abandoned mills can be seen. Two rustic cabins and several backpacking campsites provide overnight amenities.
The park areas along Nevada State Route 28 cover that include Hidden Beach, a secluded sandy beach just south of Incline Village accessible by trail or water, and Memorial Point, a roadside park that connects by trail to Sand Harbor.