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LakeQuality

Star Lake

A
Grade A — Excellent
Excellent · #14 of 85 lakes in the county · 19 ft clear · Oligotrophic · 127 acres
Oligotrophic

Star Lake in Crow Wing County, Minnesota has a water quality grade of A (Excellent). Water clarity: 19 ft visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 1.9 µg/L. Maximum depth: 83 ft. Surface area: 127.47 acres.

Clarity
19 ft
Typical in August
74°F
Max depth
83 ft
Area
127 acres
Type
Oligotrophic
Trend
Improving
Public access
No

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ABass Lake16.1 ft clear · Crow Wing CountyView →
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Star Lake is a 127-acre cold, clear oligotrophic lake in Crow Wing County, Minnesota with a maximum depth of 83 feet. Water quality is graded A based on 2 sampling years through 2025. Overall water quality is improving over recent sampling years. The lake supports 12 documented fish species including black crappie, bluegill, and green sunfish. No public access — the lake is private or restricted. Compared to the 84 other monitored lakes in Crow Wing County, Star Lake ranks #14 for water quality.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2025-09-24. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Low algae

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.

Excellent for swimming, crystal clear water with minimal algae

Compare the safest swimming lakes near Brainerd

Get alerts for Star Lake

Water Quality Grade: A (Excellent)

Crystal clear, you can see 19 ft down. Phosphorus level: 11 µg/L. Chlorophyll-a: 1.9 µg/L. Trophic State Index: 37.

MetricValueGrade
Water Clarity (Secchi Depth)19 ftNot graded
Phosphorus11 µg/LGood
Chlorophyll-a (Algae)1.9 µg/LGood
Trophic State Index (TSI)37Oligotrophic

Low nutrients, clear water, excellent for swimming

Where to stay near Star Lake

Compare lakeside cabins, hotels, and vacation rentals near Star Lake in Crow Wing County, Minnesota — 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.

Top-rated places to stay near Star Lake

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Minnesota’s top lakes →

Water Temperature

Star Lake typically sits around 74°F at the surface in August. Summer average is about 73°F. Usually warmest in Jul (about 76°F) and coldest in May (about 61°F). These are typical values by month — not a live reading.

Jan
Feb
Mar
Apr
May
61°
Jun
70°
Jul
76°
Aug
74°
Sep
68°
Oct
Nov
Dec

Typical surface water temperature by month, from 52 field readings (20162025) via the EPA Water Quality Portal. See the full Star Lake water temperature breakdown →

Lake Details

CharacteristicValue
Maximum Depth83 ft
Surface Area127 acres
Shoreline Length3.4 mi
Littoral Zone29%
Public AccessNo

Lake Size & Watershed

Watershed (drainage) area
3 sq mi
Elevation
1,211 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Star Lake

DNR Fisheries Survey Summary

3 surveys on file from MN DNR Fisheries. Most recent: 2010-07-28 (Standard Survey).

Top Species by Catch Rate

SpeciesAvg CPUEAvg Weight
Bluntnose Minnow65.19
BKS24.32
BCS10.24
Bluegill8.340.11 lb
Tullibee (Cisco)6.810.34 lb
Yellow Perch5.590.13 lb

CPUE = catch per unit effort, averaged across surveys (excludes juvenile shoreline seining). Higher CPUE = more abundant in standardized sampling.

Length Distributions

Number of fish caught at each inch class in the most recent survey that recorded lengths. Red dashed line marks an approximate trophy threshold for that species.

Bluegill

96 fish · 37 in · 2010-07-28
3317034567

Tullibee (Cisco)

3 fish · 911 in · 2010-07-28
21091011

Yellow Perch

4 fish · 58 in · 2010-07-28
2105678

From the 2010-07-28 survey

Star Lake is a 126 acre lake located 5 miles southwest of Crosslake. The lake is part of a chain of lakes characterized as having hard water, low fertility, and very good water clarity. The maximum depth is approximately 83 feet and about 29% of the lake is less than 15 feet deep. Northern pike are the lakes primary…

Source: MN DNR LakeFinder Fisheries Lake Survey

DNR Reports & Resources

Minnesota DNR LakeFinder publishes lake survey, fish stocking, water access, and aquatic plant data for Star Lake. 1 report on file.

These links open on the official state DNR websites (Wisconsin DNR survey PDFs · Minnesota DNR LakeFinder).

Based on 6 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Stable0 m/yr6
Phosphorus Improving-0.34 µg/L/yr6
Chlorophyll-a Improving-0.12 µg/L/yr6
See year-by-year chart →

EPA Impairment Status

Star Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Mercury

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MN18-0312-03 · Official waterbody report · Matched by proximity (2.23 km)

County Ranking

Ranked #14 of 85 lakes in Crow Wing County

Nearby Lakes in Crow Wing County

Frequently asked questions about Star Lake

What is the water quality grade for Star Lake?

Star Lake in Crow Wing County, Minnesota has a water quality grade of A (Excellent). Water clarity: 19 ft visibility. Phosphorus: 11 µg/L. Chlorophyll-a (algae): 1.9 µg/L. Maximum depth: 83 ft. Surface area: 127.47 acres.

Is Star Lake safe to swim in?

Excellent for swimming, crystal clear water with minimal algae. Star Lake has a water quality grade of A (Excellent). Algae concentration (chlorophyll-a) is 1.9 µg/L. Always check local health department advisories before swimming.

What is the water temperature of Star Lake?

Star Lake typically sits around 74°F at the surface in August, from 52 EPA Water Quality Portal field readings (2016–2025). That is a typical value for the month, not a live reading.

How deep is Star Lake?

Star Lake has a maximum depth of 83 feet. The lake covers 127.47 acres.

What fish are in Star Lake?

Fish species found in Star Lake include black crappie, bluegill, green sunfish, hybrid sunfish, largemouth bass, northern pike, rock bass, tullibee (cisco), walleye, white sucker, yellow bullhead, yellow perch. Star Lake is located in Crow Wing County, Minnesota.

Oligotrophic Lakes in Minnesota

Where this data comes from

164 measurements from 3 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Minnesota Pollution Control Agency - Ambient Surface WaterMNPCA164 samples · 2020–2025

Analytical methods

  • Field measurement/observation, generic method
  • Phosphorus by Two Reagent Colorimetry
  • 10200 H ~ Chlorophyll a-b-c Determination
  • 10200 H 2 ~ Chlorophyll a-b-c Determination by spectrophotometer
Monitoring station identifiers (3)

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

Impairment status from EPA ATTAINS 303(d) database

Lake size & watershed from HydroLAKES (HydroSHEDS)

Lake details from Minnesota DNR LakeFinder