Facility ·
Managed by the Bureau of Land Management
Going camping? Reserve your spot on Recreation.gov
Clark’s Bay recreation area is for day-use only and is open daily from 9am-9pm during the regular season (May 1st through early October). This site is on Hauser Lake connected to Devil’s Elbow Campground and Two-Camps Vista via a non-motorized trail.
Facilities/Services: Restrooms, picnic shelters, picnic tables, swimming area, volleyball area, potable water, parking, boat ramp for small boats, and trails. The group picnic shelter is now available exclusively through recreation.gov. https://www.recreation.gov/camping/campgrounds/273359?q=Clark%27s%20Bay%20Day%20Use%20Area
From Helena take Exit 193 (Cedar Street) from I-15. Travel on Washington Street (past airport entrance) and turn right on Canyon Ferry Road for 1/2 mile, then turn left on York Road for approximately 11 miles through Lakeside until you reach the Clark’s Bay entrance sign.
46.69170, -111.81865 · 46°41'30.1"N 111°49'7.1"W
Typically 86°F in Jul, down to 32°F in Jan.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | 32 | 37 | 48 | 57 | 66 | 75 | 86 | 85 | 73 | 58 | 43 | 33 |
| Low °F | 14 | 17 | 25 | 32 | 42 | 49 | 55 | 53 | 45 | 34 | 23 | 14 |
| Precip in | 0.4 | 0.4 | 0.5 | 1.0 | 1.9 | 2.2 | 1.1 | 1.0 | 1.0 | 0.8 | 0.6 | 0.5 |
1991–2020 averages from the nearest NOAA station, 9.1 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
$5 per day per vehicle; $40 seasonal day-use pass available. Group picnic shelter can be reserved for $50. The $50 fee only covers the reservation for the ramada and all cars must still pay the daily day-use fee. Group reservations will soon be available on recreation.gov.
From Recreation.gov, which is not always current. The operator's own page is the authority on what you will be charged.
Recreation.gov last updated this record on 2026-04-23.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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