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Lakes / Oregon / Jefferson County / Blue Lake

Blue Lake, Jefferson County, Oregon

61 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - Oregon

PortlandBendBlue LakeJefferson Co.

44.41 degrees N, 121.77 degrees W - Jefferson County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.

How Blue Lake Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Suttle LakeJefferson1.5 mi265 acres
Square LakeJefferson3.0 mi50 acres
Big LakeLinn5.8 mi236 acres
Lost LakeLinn6.9 mi79 acres
Mowich LakeLinn8.2 mi53 acres
Duffy LakeLinn8.3 mi26 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID149196855
CountyJefferson
Lake TypeLake
Coordinates44.4124, -121.7689

Questions About Blue Lake

How Big Is Blue Lake?

Blue Lake covers 61 acres in Jefferson County, Oregon.

What Is the Largest Lake in Jefferson County?

Lake Billy Chinook is the largest lake in Jefferson County, at 3,081 acres.

Largest Lakes in Oregon

#LakeCountySurface AreaMax Depth
1Upper Klamath LakeKlamath62,095 acres-
2Lake UmatillaMorrow50,042 acres-
3Lake AbertLake37,137 acres-
4Summer LakeLake31,602 acres-
5Harney LakeHarney31,290 acres-

All 642 Oregon lakes ranked by surface area

Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 149196855). Verified October 30, 2026.