Fishing lakes in Mason County
21 lakes on record in Mason County, Washington. Rainbow Trout is stocked most often. The most recent plant was September 1, 2026 at Lake Kokanee. Shelton has at least 2 lakes on this list as its nearest town.
- Most recent plant
- October 6, 2026
- Nahwatzel Lake
- Lakes
- 21
- Plants
- 138
- Species stocked
- 2
Lakes in Mason County
21 locations shown. Tap a pin for details. · Open this area in Google Maps
Fishing near Shelton
Stocked with Rainbow Trout and Cutthroat Trout.
| Photo | Lake | Size | Plants | Last stocked |
|---|---|---|---|---|
| Spencer Lake | 212.4 acres | 17 plants | May 20, 2026 | |
| Lost Lake | 122.6 acres | 13 plants | April 27, 2026 |
Other lakes in Mason County
Species stocked in Mason County
| Species | Plants | Lakes |
|---|---|---|
| Rainbow Trout | 128 | 21 |
| Cutthroat Trout | 8 | 5 |
Other counties in Washington
Asotin CountyBenton CountyChelan CountyClallam CountyClark CountyColumbia CountyCowlitz CountyDouglas CountyFerry CountyFranklin CountyGrant CountyGrays Harbor CountyIsland CountyJefferson CountyKing CountyKitsap CountyKittitas CountyKlickitat CountyLewis CountyLincoln CountyOkanogan CountyPacific CountyPend Oreille CountyPierce CountySan Juan CountySkagit CountySkamania CountySnohomish CountySpokane CountyStevens CountyThurston CountyWalla Walla CountyWhatcom CountyWhitman CountyYakima County
Common questions
Which lakes are in Mason County?
21 lakes in Mason County, Washington.
What fish are stocked most in Mason County?
Rainbow Trout is stocked most often.
Which lake was stocked most recently?
The most recent plant was September 1, 2026 at Lake Kokanee.