Wisconsin / Castle Rock Lake /
Castle Rock Lake - Osprey Landing
Boat ramp · on Castle Rock Lake · near Necedah · Wisconsin
Zebra mussels (latest report 2004) reported in Castle Rock Lake 1.4 km from this launch (USGS Nonindigenous Aquatic Species database). Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.
USGS Nonindigenous Aquatic Species database · checked October 18, 2026
Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
At the launch
- Type
- Boat ramp
- Ramp surface
- Concrete Plank
- Wheelchair access
- Yes
- Coordinates
- 44.00356, -90.00055
Conditions
- Weather forecast for this launch · National Weather Service
On Castle Rock Lake
Reservoir in Wisconsin. All launches on Castle Rock Lake.
Community
Where people who use Castle Rock Lake talk about it.
Nearby launches
- Wisconsin River Carry-in · 1.6 mi · Castle Rock Lake
- Castle Rock Flowage Access · 2.1 mi · Castle Rock Lake
- Mays Point · 2.5 mi · Castle Rock Lake
- Wayside Park Boat Launch · 3.2 mi · Wisconsin River
- Boat Launch E Ramp · 3.2 mi · Castle Rock Lake
- Petenwell Powerhouse and Landing · 3.7 mi · Wisconsin River
Sources
- Wisconsin DNR Public Boat Access Sites record 704 · Public data (Wisconsin DNR open data), DNR disclaimer; no use limitations stated
Why it is listed as public: listed by Wisconsin DNR Public Boat Access Sites. Something wrong, or is this launch private? Send a correction; it goes to a person.