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Lakes / Illinois / Franklin County / Zeigler Reservoir

Zeigler Reservoir, Illinois

42.01 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - Illinois

ChicagoSpringfieldZeigler ReservoirFranklin Co.

37.93 degrees N, 89.04 degrees W - Franklin 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 Zeigler Reservoir Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Beaver LakeFranklin1.1 mi40.28 acres
Cambon LakeFranklin2.5 mi36.08 acres
Hilyn LakeFranklin4.2 mi28.66 acres
Christopher LakeFranklin6.4 mi37.32 acres
Campbell LakeJackson7.2 mi329.39 acres
Fox LakeJackson7.9 mi31.38 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID48797496
CountyFranklin
Coordinates37.9275, -89.0362

Questions About Zeigler Reservoir

How Big Is Zeigler Reservoir?

Zeigler Reservoir covers 42.01 acres in Franklin County, Illinois.

What Is the Largest Lake in Franklin County?

Mine Number 21 Reservoir is the largest lake in Franklin County, at 17,062.04 acres.

Largest Lakes in Illinois

#LakeCountySurface AreaMax Depth
1Carlyle LakeClinton22,796.77 acres-
2Mine Number 21 ReservoirFranklin17,062.04 acres-
3Upper Peoria LakeWoodford15,460.64 acres-
4Lake ShelbyvilleShelby10,235.1 acres-
5Crab Orchard LakeWilliamson7,292.57 acres-

All 511 Illinois lakes ranked by surface area

Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 48797496). Verified October 30, 2026.