Jolly Ann Lake
Otter Tail County, Minnesota, near Dalton. DNR lake ID 56037000.
Jolly Ann Lake is a 326.2-acre lake in Otter Tail County, Minnesota, near Dalton. Its deepest point reaches 89 ft, and about 40% of the lake is shallower than 15 feet. Summer water clarity averages 12.8 feet in Minnesota Pollution Control Agency monitoring, which places it in the mesotrophic nutrient class. The DNR lists it for zebra mussel. DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch.
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Quick facts
| DNR lake ID | 56037000 |
|---|---|
| County | Otter Tail County, near Dalton |
| Surface area | 326.2 acres |
| Maximum depth | 89 ft |
| Share under 15 ft | 40% |
| Water clarity (summer) | 12.8 ft through 2018 |
| Phosphorus (summer) | 64.9 µg/L |
| Algae, chlorophyll-a (summer) | 3.1 µg/L |
| Nutrient class | Mesotrophic |
| Invasive species | zebra mussel |
| Public water accesses | 1 |
Water quality
Summer averages from Minnesota Pollution Control Agency monitoring through 2018: clarity 12.8 ft, phosphorus 64.9 µg/L, algae (chlorophyll-a) 3.1 µg/L. Using the Carlson trophic state index, Jolly Ann Lake rates as mesotrophic.
Fishing on Jolly Ann Lake
The most recent DNR standard fish survey was in 2018 (8 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 | 6.17 | 1.3 to 5.5 |
| Walleye | trap | 0.22 | 0.2 to 0.7 |
| Northern pike | gill | 6.5 | 3.1 to 8.5 |
| Northern pike | trap | 0.56 | n/a |
| Yellow perch | trap | 0.33 | 0.5 to 2.7 |
| Black crappie | gill | 0.17 | 0.5 to 2.7 |
| Black crappie | trap | 2.67 | 0.7 to 3.2 |
| Bluegill | gill | 0.67 | n/a |
| Bluegill | trap | 100.22 | 5.6 to 42.3 |
| Largemouth bass | gill | 0.83 | 0.3 to 1.2 |
| Largemouth bass | trap | 3.67 | 0.3 to 1.1 |
| Hybrid sunfish | trap | 5.33 | n/a |
Walleye catch was above the typical range for similar lakes in that survey.
Largest fish measured in recent DNR samples: Northern pike 35.0 in (2018), Walleye 27.0 in (2018), Largemouth bass 17.0 in (2018).
Game and panfish documented since 2005: Walleye, Northern pike, Largemouth bass, Black crappie, Bluegill, Yellow perch, Pumpkinseed, Hybrid sunfish, Green sunfish, Bowfin, Common carp, White sucker, 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
On the Minnesota DNR infested waters list for: zebra mussel (listed 2020).
Public boat access
- Jolly Ann Lake: 1 concrete slab launch ramp, 1 dock, 9 trailer spaces. 6 mi E of Dalton on Cnty Rd 12, then 2.25 mi S on Cnty Rd 47, then 1 mi E to S shore. Directions
DNR water access records (2023). Confirm current conditions with the DNR.
Nearby lakes
- Torgerson Lake 2.2 mi, Otter Tail County
- Middle Lake 2.3 mi, Otter Tail County
- Sewell Lake 2.9 mi, Otter Tail County
- Long Lake 3.3 mi, Otter Tail County
- Eagle Lake 3.5 mi, Otter Tail County
- Johannes Lake 4.5 mi, Otter Tail County
- Johnson Lake 4.8 mi, Otter Tail County
- Stalker Lake 5.1 mi, Otter Tail County
Questions about Jolly Ann Lake
How deep is Jolly Ann Lake?
Jolly Ann Lake reaches a maximum depth of 89 ft according to Minnesota DNR records. About 40% of the lake is shallower than 15 feet.
How big is Jolly Ann Lake?
Jolly Ann Lake covers about 326.2 acres in Otter Tail County, Minnesota.
How clear is Jolly Ann Lake?
Summer water clarity on Jolly Ann Lake averages 12.8 feet (Secchi depth) in MPCA monitoring through 2018. Its trophic state is mesotrophic.
Does Jolly Ann Lake have zebra mussels or other invasive species?
The Minnesota DNR infested waters list includes Jolly Ann Lake for zebra mussel.
What fish are in Jolly Ann Lake?
Minnesota DNR surveys document walleye, northern pike, largemouth bass, black crappie, bluegill, yellow perch, pumpkinseed, hybrid sunfish, green sunfish, bowfin in Jolly Ann Lake. The most recent standard survey was in 2018.
Where is the public boat access on Jolly Ann Lake?
Jolly Ann Lake has 1 public water access site on DNR record: Jolly Ann Lake.
How is the walleye population on Jolly Ann Lake?
In Minnesota DNR net surveys from 2000 to 2018, walleye numbers on Jolly Ann Lake ran mostly above 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 Jolly Ann Lake?
Homes on Jolly Ann 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 Jolly Ann Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Jolly Ann Lake?
A mid-size lake with room for boating and fishing, about 40% shallow shoreline under 15 feet, and summer clarity around 12.8 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Jolly Ann Lake?
No lake-specific regulation was found for Jolly Ann Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Jolly Ann Lake
Whether you’re buying, selling, or just curious, our team works Otter Tail County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest 2018), 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.