Indiana Lake Depths
NESW

Crooked Lake

Whitley County, Indiana · IN DNR bathymetric survey
106ft Max
depth
204 acres 10 contours Public access
Paddling Index53Modestsheltered geometry
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Depth scale

The lake

Survey readout

Crooked Lake is mapped to a depth of 106 ft on the Indiana DNR survey and covers about 204 acres in Whitley County, Indiana. Depths come from the Indiana DNR survey of 2017.

Measured from the Indiana DNR lake bathymetry survey.

Deepest mapped contour
106 ft
Survey year
2017
Surface area
204 acres
Shoreline
4.55 mi · irregular
Aquatic vegetation
13% of surface · NDVI estimate
Public access
Boat Ramp · Indiana DNR site
Additional depth details10 contours
Contour depths
0–106 ft
Recorded point soundings
106 ft
Compare with another lake
Location
Whitley County, Indiana · all 8 lakes · tap a dot for that lake
Chart data

Provenance

Sources: IN DNR Lake Bathymetry, USGS 3DEP, USDA NAIP (public domain), OpenStreetMap (ODbL).

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Map details & sources4 sources

All layers registered to one bounding box; positions in WGS 84.

Survey-derived depth contours drape over USGS 3DEP elevation, with a USDA NAIP aerial basemap and OpenStreetMap shoreline. Color shows surveyed depth; dark lines are the survey's own isobaths.

Coordinates
41.26227, -85.47831
IN DNR lake ID
155351394
Vertical exaggeration
1.4×
Basemap
USDA NAIP · public domain
Model size
2.2 MB

Paddling

Paddling Index methodology v1.0 · calculated 2026-10-08
53 / 100ModestData confidence: High

Crooked Lake has a partly natural setting, generally sheltered geometry, substantial nearby higher-volume roads. No special watercraft restriction is identified in the current source.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingGood13.2 of 3057% natural land cover within 150 m of shore (39% forest, 16% wetland; 35% developed)
Geometric wind exposureVery Good16.4 of 25mean fetch 941 m · 8% of sampled water within 500 m of shelter · generally short fetch
Watercraft controlsNone identified7.5 of 15No special watercraft restriction identified in the current DNR source. Motors permitted, subject to general law.
Public accessGood12.8 of 151 DNR fishing access site · boat ramp · ADA-accessible
Road isolationModest3.0 of 15substantial nearby higher-volume roads · 12 INDOT-classified segments within 1.2 km, peak 3,759 vehicles/day

Additional paddling considerations

These describe the lake but are not part of the v1 Paddling Index and do not change the number above.

Wake sensitivity
Low — wide enough that wakes disperse over most of the lake
Aquatic vegetation
Low — approximately 13% mapped coverage · NAIP aerial imagery (NDVI)
Observed motorized activity
Unknown — No lake-level measurement of boat traffic is available. Legal permission to operate motors is not evidence of use.
Wildlife habitat potential
Moderate — 39% forest and 16% wetland cover within 150 m of shore
How this index is calculated. The Paddling Index is a relative composite derived from lake geometry and public environmental, access, roadway and watercraft-control data. It is not a user review, a safety rating, or a prediction of an individual outing. Differences of a few points should not be treated as meaningful — an 84 and an 82 are broadly comparable. Components and weights: natural setting 30%, geometric wind exposure 25%, watercraft controls 15%, public access 15%, road isolation 15%; observed motorboat activity is weighted 0% because no defensible lake-level measurement exists. Where a component has no data the remaining weights are renormalized and the confidence rating is lowered; below Medium confidence no number is shown. Sources: USGS NHD waterbody outline, USGS/MRLC NLCD Land Cover (2021), IN DNR Fishing Access Sites (motor restrictions) (2026-08), IN DNR Fishing Access Sites (2026-08) and INDOT Annual Average Daily Traffic (2021). Conditions change quickly — check current weather and local conditions before going out.
Quick answers

Crooked Lake — common questions

How deep is Crooked Lake?

The deepest contour on the Indiana DNR bathymetric survey of Crooked Lake is 106 ft. That is the deepest depth the historical survey map records, which may differ from the deepest point of the lake itself.

How big is Crooked Lake?

Crooked Lake covers about 204 acres in Whitley County, Indiana.

Is there public access to Crooked Lake?

Yes. The Indiana DNR lists a public access site on Crooked Lake: a boat ramp with a boat dock, restrooms and ADA access. The DNR records no fee. DNR directions: "Five miles south of Wolf Lake off SR 109."