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Lakes / Colorado / El Paso County / Monument Lake

Monument Lake, El Paso County, Colorado

33 acres
Surface Area

Where It Sits, and How Deep It Goes

Locator - Colorado

DenverGrand JunctionMonument LakeEl Paso Co.

39.09 degrees N, 104.88 degrees W - El Paso 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 Monument Lake Stacks Up

Lakes Nearby

LakeCountyDistanceSurface Area
Woodmoor LakeEl Paso1.5 mi39 acres
Rampart ReservoirEl Paso9.0 mi378 acres
Franktown Parker FPE-4 ReservoirEl Paso11 mi27 acres
Crystal Creek ReservoirTeller14 mi110 acres
South Catamount ReservoirTeller15 mi93 acres
North Catamount ReservoirTeller15 mi244 acres

Straight-line distance between lake centers.

Facts and Figures

Waterbody ID128018423
CountyEl Paso
Lake TypeLake
Coordinates39.0903, -104.8804

Questions About Monument Lake

How Big Is Monument Lake?

Monument Lake covers 33 acres in El Paso County, Colorado.

What Is the Largest Lake in El Paso County?

Rampart Reservoir is the largest lake in El Paso County, at 378 acres.

Largest Lakes in Colorado

#LakeCountySurface AreaMax Depth
1John Martin ReservoirBent11,686 acres-
2Blue Mesa ReservoirGunnison8,944 acres-
3Lake GranbyGrand7,075 acres-
4Lake MeredithCrowley5,539 acres-
5Adobe Creek ReservoirBent4,770 acres-

All 778 Colorado 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 128018423). Verified October 30, 2026.