| Title: | Alder Lake |
| Area: | Siuslaw National Forest |
| Size: | 3 Acres |
| Depth: | 30 Feet |
| Elevation: | 40 Feet |
| Camp_Sites: | 39 |
| Trail: | Alder Dune |
| Misc: | Stocked several times a year by ODFW with catchable size rainbow trout |
| Links: | Alder Dune Campground eBird Hotspot |
| Notes: | This small lake is popular for fishing with childern. The campground is open year around. A hiking trail circles the lake, and connects with Dune Lake and the Sutton Creek Trail. |
| Trail_Number: | 1322 |
| Route: | From Florence, drive 5 miles North on Highway 101 to Alder Dune Campground on the west. |
| Distance: | 1 |
| USGS_75: | Mercer Lake |
| Reference: | Fishing in Oregon by Sheehan / 100 Hikes Oregon Coast & Coast Range by Sullivan / Lakes of the Siuslaw National Forest |

Alder Lake - - - - October 22, 2008 |
| Type: | Lake |
| Camping: | yes |
| Family_Outing: | yes |
| Fishing: | yes |
| Day_Hike: | yes |