Otter Lake
Aitkin County, Minnesota, near Swatara. DNR lake ID 01019600.
Otter Lake is a 135-acre lake in Aitkin County, Minnesota, near Swatara. Summer water clarity averages 7.9 feet in Minnesota Pollution Control Agency monitoring. It is not on the DNR infested waters list as of September 2026.
Buying or selling on Otter 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.
Tell us about your dream home on Otter LakeWhat’s my Otter Lake property worth?Call (218) 656-6469
Quick facts
| DNR lake ID | 01019600 |
|---|---|
| County | Aitkin County, near Swatara |
| Surface area | 135 acres |
| Maximum depth | Not surveyed |
| Share under 15 ft | Not surveyed |
| Water clarity (summer) | 7.9 ft through 2025 (satellite estimate) |
| 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 2025: clarity 7.9 ft.
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
- McKinney Lake 1.5 mi, Aitkin County
- Edna Lake 1.5 mi, Aitkin County
- Bass Lake 1.6 mi, Aitkin County
- Little McKinney Lake 1.8 mi, Aitkin County
- White Elk Lake 3.9 mi, Aitkin County
- Egg Lake 4.9 mi, Cass County
- Little Pine Lake 5.8 mi, Crow Wing County
- Starry Lake 6.6 mi, Aitkin County
Questions about Otter Lake
How big is Otter Lake?
Otter Lake covers about 135 acres in Aitkin County, Minnesota.
How clear is Otter Lake?
Summer water clarity on Otter Lake averages 7.9 feet (Secchi depth) in MPCA monitoring through 2025.
Does Otter Lake have zebra mussels or other invasive species?
Otter 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.
Are there lake homes for sale on Otter Lake?
Homes on Otter 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 Otter Lake and nearby lakes, including off-market opportunities when available.
What is it like to live on Otter Lake?
Small, quiet water suited to paddling and fishing, and summer clarity around 7.9 feet. Conditions vary by property, so walk the frontage and ask us what similar homes have sold for.
Are there special fishing regulations on Otter Lake?
No lake-specific regulation was found for Otter Lake in Minnesota Rules or the DNR sunfish list. Statewide and zone regulations apply.
Ask us about Otter Lake
Whether you’re buying, selling, or just curious, our team works Aitkin County lakes every day. Send us a note or call (218) 656-6469.
Sources: Minnesota DNR LakeFinder records, DNR fish surveys (latest not on record), 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.