February 2023 Update:
Discovery Unit will be closed on Monday March 6th and Tuesday March 7th for hazardous tree removal and clean up. Please do not enter the area while work is underway.
Sandy Point hours remain 8 a.m. to 4 p.m. Pets are permitted until May 1, 2023. Icy conditions may still exist along bike path after winter weather, so please use caution.
2023 Reservations are now being accepted for Discovery picnic shelters and the open amphitheater at Sandy Point. Answers to most questions and the application can be found on the Group Use Options box below. Contact SAN@idpr.idaho.gov if you have additional questions.
Spring Shores Marina hours are sunrise to sunset. No marina services are available until late May. Be advised that icy conditions may exist on the west boat ramp and out on the lake. Access may not be available until spring weather arrives.
Motor Vehicle Entrance Fees are in effect year-round at all 3 park units.
Location: 8 miles SE of Boise, ID. 31 miles E of Nampa, ID. Spring Shores is an additional 11 miles
- Air Compressor
- Boat Ramp/Launch
- Charcoal Grills
- Firewood Sales
- Flush toilets
- Full-service Park Store with Gasoline
- Group Picnic Shelter
- Indoor Restrooms
- Life Jacket Loaner Station
- Outdoor Showers
- Paddle Board Rental
- Picnic Areas
- Swimming - Lake/River
- Water Fountains
Boating: Marina, ramps, moorage slips, general store
ADA Accessibility features:
- ADA Restroom
Coordinates: 43.5266, -116.0637
Groups: Reservable shelters at Discovery Unit, Amphitheater at Sandy Point
Rent or Buy: Boats, personal watercraft, and equipment available at Spring Shores marina from Redline Recreation Toys: (208) 695-2288. Stand-up paddleboard rentals available, May-September, at Sandy Point from Paddleboard Idaho: www.supboise.com
Wifi Info: Spring Shores Marina only
Learn: Jr. Ranger, Loaner Backpack Program,
Visitor Center: No
Museum Available: No
Address: 74 Arrowrock Rd
Boise, ID 83716
Phone: (208) 334-2432
Hours of Operation: Discovery Park and Spring Shores Hours: Sunrise to Sunset, daily | Sandy Point Hours: 8am-4pm | People and property must leave at closing.