Star Lake
Star Lake in Oconto County, Wisconsin has a water quality grade of B (Good). Water clarity: 17 ft visibility. Phosphorus: 14.2 µg/L. Maximum depth: 21 ft. Surface area: 57 acres.
Wisconsin DNR lists Panfish as common on Star Lake. DNR survey details →
- Clarity
- 17 ft
- Max depth
- 21 ft
- Area
- 57 acres
- Type
- Oligotrophic
- Trend
- ↓ Declining
- Public access
- Yes
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Star Lake is a 57-acre cold, clear oligotrophic lake in Oconto County, Wisconsin with a maximum depth of 21 feet. Water quality is graded B based on 1 sampling years through 2020. Overall water quality is declining over recent sampling years. The lake supports 2 documented fish species including Panfish and Largemouth Bass. Public access is available with 2 public boat landings. Compared to the 38 other monitored lakes in Oconto County, Star Lake ranks #17 for water quality.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2020-09-14. Grade methodology: LakeQuality methodology.
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Swimming Safety
Grade onlyLimited data
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Good for swimming, clear water with low algae levels
Water Quality Grade: B (Good)
Crystal clear, you can see 17 ft down. Phosphorus level: 14.2 µg/L. Trophic State Index: 39.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 17 ft | Not graded |
| Phosphorus | 14.2 µg/L | Good |
| Chlorophyll-a (Algae) | No recent samples | |
| Trophic State Index (TSI) | 39 | Oligotrophic |
Low nutrients, clear water, excellent for swimming
Where to stay near Star Lake
Compare lakeside cabins, hotels, and vacation rentals near Star Lake in Oconto County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Wisconsin DNR lists Panfish as common on Star Lake.
A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Star Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 3 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
WI DNR Lake Profile
Authoritative data from the Wisconsin DNR LakePages. 1 station on file (most recent sample 2020).
Fish Species (DNR-rated)
DNR Reports & Resources
Wisconsin DNR Fisheries scientists publish multi-year survey reports for Star Lake covering fish populations, stocking, water quality, and management. 1 report on file.
These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).
- 2016Star Lake electrofishing survey, 2016Fisheries Survey · WI DNR · 2016 (PDF)
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | 21 ft |
| Surface Area | 57 acres |
| Public Access | Yes |
Lake Size & Watershed
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).
Recreation & Access
- Star LakePublic
- Star LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fish Species
Click a species to see every graded lake where it is documented.
Fishing Star Lake
Invasive & Introduced Species
Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.
Water Quality Trend: ↓ Declining
Based on 3 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -4.214 m/yr | 3 |
| Phosphorus | ↓ Declining | +1.9 µg/L/yr | 2 |
County Ranking
Ranked #17 of 39 lakes in Oconto County
Nearby Lakes in Oconto County
Frequently asked questions about Star Lake
Where is Star Lake?
- Star Lake is a lake in Oconto County, Wisconsin. LakeQuality grades it B for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Star Lake?
- Star Lake in Oconto County, Wisconsin has a water quality grade of B (Good). Water clarity: 17 ft visibility. Phosphorus: 14.2 µg/L. Maximum depth: 21 ft. Surface area: 57 acres.
Is Star Lake safe to swim in?
- Good for swimming, clear water with low algae levels. Star Lake has a water quality grade of B (Good). Always check local health department advisories before swimming.
How deep is Star Lake?
- Star Lake has a maximum depth of 21 feet. The lake covers 57 acres.
What fish are in Star Lake?
- Fish species found in Star Lake include Panfish, Largemouth Bass. Star Lake is located in Oconto County, Wisconsin.
What did the DNR fisheries survey find at Star Lake?
- Wisconsin DNR lists Panfish as common on Star Lake. A DNR fisheries survey reports fish abundance and catch rates, not a water-quality grade. LakeQuality grades Star Lake B from EPA Water Quality Portal chemistry, and the water-quality trend over 3 years of monitoring is declining. Catch rate is not a swim clearance and is not a weekly bite report.
Are there boat ramps on Star Lake?
- Star Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Star Lake, Star Lake. Public access is listed as yes.
Explore Star Lake across LakeQuality
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Species activity outlook by water temperature and season
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Low nutrients, clear water, excellent for swimming
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Oligotrophic Lakes in Wisconsin
Where this data comes from
9 measurements from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX9 samples · 2020
Analytical methods
- Phosphorus by Colorimetry
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.
Other records on this page
Lake size & watershed from HydroLAKES (HydroSHEDS)
Fish and recreation data from Wisconsin DNR Lakes
Named boat-access points from the USGS National Boat Ramps inventory