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Lakes / Oregon / Harney County / Alvord Lake

Alvord Lake, Oregon

3,648 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - Oregon

PortlandBendAlvord LakeHarney Co.

42.38 degrees N, 118.60 degrees W - Harney 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 Alvord Lake Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Dry LakeHarney3.8 mi25 acres
Skull Creek ReservoirHarney7.5 mi75 acres
V LakeHarney9.6 mi31 acres
Bradley LakeHarney13 mi25 acres
Tumtum LakeHarney17 mi403 acres
Threemile ReservoirHarney17 mi168 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID146474207
CountyHarney
Lake TypeLake
Coordinates42.3788, -118.6048

Questions About Alvord Lake

How Big Is Alvord Lake?

Alvord Lake covers 3,648 acres in Harney County, Oregon.

What Is the Largest Lake in Harney County?

Harney Lake is the largest lake in Harney County, at 31,290 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 146474207). Verified October 30, 2026.