Crooked Lake
Cass County, Minnesota, near Cass Lake. DNR lake ID 11049400.
Crooked Lake is a 564.9-acre lake in Cass County, Minnesota, near Cass Lake. Its deepest point reaches 74 ft, and about 42% of the lake is shallower than 15 feet. Summer water clarity averages 13.2 feet in Minnesota Pollution Control Agency monitoring, which places it in the mesotrophic nutrient class. It is not on the DNR infested waters list as of September 2026. DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch.
Buying or selling on Crooked Lake? Ask us what lakeshore here actually sells for, which stretches of shoreline buyers compete for, and what’s coming up before it’s listed.
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Quick facts
| DNR lake ID | 11049400 |
|---|---|
| County | Cass County, near Cass Lake |
| Surface area | 564.9 acres |
| Maximum depth | 74 ft |
| Share under 15 ft | 42% |
| Water clarity (summer) | 13.2 ft through 2023 |
| Phosphorus (summer) | 14.2 µg/L |
| Algae, chlorophyll-a (summer) | 4.6 µg/L |
| Nutrient class | Mesotrophic |
| Invasive species | Not on DNR infested waters list (Sept 2026) |
| Public water accesses | 0 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2023: clarity 13.2 ft, phosphorus 14.2 µg/L, algae (chlorophyll-a) 4.6 µg/L. Using the Carlson trophic state index, Crooked Lake rates as mesotrophic.
Fishing on Crooked Lake
The most recent DNR standard fish survey was in 2020 (6 years ago). Catch per net is compared with the DNR’s typical range for lakes of the same type.
| Species | Net | Catch per net | Typical range |
|---|---|---|---|
| Walleye | gill | 7.22 | 3.3 to 8.8 |
| Walleye | trap | 1.0 | 0.2 to 0.8 |
| Northern pike | gill | 9.56 | 2.8 to 9.0 |
| Northern pike | trap | 1.12 | n/a |
| Yellow perch | gill | 4.78 | 7.0 to 46.3 |
| Yellow perch | trap | 1.0 | 0.6 to 3.5 |
| Black crappie | gill | 0.22 | 0.4 to 2.7 |
| Black crappie | trap | 0.38 | 0.4 to 2.3 |
| Bluegill | gill | 1.22 | n/a |
| Bluegill | trap | 9.88 | 4.4 to 49.0 |
| Largemouth bass | gill | 1.33 | 0.3 to 1.4 |
| Tullibee (cisco) | gill | 2.56 | 0.8 to 6.2 |
| Pumpkinseed | gill | 0.22 | n/a |
| Pumpkinseed | trap | 1.62 | 1.8 to 7.8 |
| Rock bass | gill | 0.33 | 0.6 to 3.9 |
| Rock bass | trap | 0.75 | 0.5 to 2.5 |
| Hybrid sunfish | gill | 0.56 | n/a |
| Hybrid sunfish | trap | 1.38 | n/a |
Walleye catch was within the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Walleye 26.0 in (2020), Northern pike 35.0 in (2020), Largemouth bass 15.0 in (2020).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Rock bass, Tullibee (cisco), Burbot, Bowfin, Yellow bullhead, Brown bullhead, Black bullhead.
Fishing regulations
No lake-specific regulation found in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Regulations change. Confirm with the DNR before fishing.
Invasive species
Not on the Minnesota DNR infested waters list as of September 2026. That means no confirmed listing, not a guarantee the lake is free of invasive species.
Public boat access
No public water access on DNR record.
Nearby lakes
- Welch Lake 1.0 mi, Cass County
- Portage Lake 2.9 mi, Cass County
- Thirteen Lake 3.5 mi, Cass County
- Little Twin Lake 4.0 mi, Cass County
- Swamp Lake 4.1 mi, Cass County
- Steamboat Lake 4.6 mi, Cass County
- Twin Lake 5.0 mi, Cass County
- Moss Lake 5.1 mi, Cass County
Questions about Crooked Lake
How deep is Crooked Lake?
Crooked Lake reaches a maximum depth of 74 ft according to Minnesota DNR records. About 42% of the lake is shallower than 15 feet.
How big is Crooked Lake?
Crooked Lake covers about 564.9 acres in Cass County, Minnesota.
How clear is Crooked Lake?
Summer water clarity on Crooked Lake averages 13.2 feet (Secchi depth) in MPCA monitoring through 2023. Its trophic state is mesotrophic.
Does Crooked Lake have zebra mussels or other invasive species?
Crooked Lake is not on the Minnesota DNR infested waters list as of September 2026. That means there is no confirmed listing; it is not a guarantee the lake is free of invasive species.
What fish are in Crooked Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, rock bass, tullibee (cisco) in Crooked Lake. The most recent standard survey was in 2020.
How is the walleye population on Crooked Lake?
In Minnesota DNR net surveys from 1991 to 2020, walleye numbers on Crooked Lake ran mostly within the typical range for similar lakes. Nets measure how many fish a lake holds, not where they’re biting, so local guides are the best source for current fishing.
Are there lake homes for sale on Crooked Lake?
Homes on Crooked Lake come up for sale throughout the year, and some sell before they’re ever publicly advertised. Tell us what you’re looking for and our agents will run a custom search and send you matching homes on Crooked Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Crooked Lake?
A mid-size lake with room for boating and fishing, about 42% shallow shoreline under 15 feet, and summer clarity around 13.2 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Crooked Lake?
No lake-specific regulation was found for Crooked Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Crooked Lake
Whether you’re buying, selling, or just curious, our team works Cass County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2020), DNR infested waters list (Sept 2026), Minnesota Rules 6264.0400 (April 2026), MPCA monitoring via the Water Quality Portal, DNR water access records (2023), LAGOS-US. Lakewide information from public data; it does not describe any specific property. Verify shoreline, bottom type, and depth at any frontage.