Colby Lake is a lake in Chisago County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.

Are there campgrounds on Colby Lake?

Colby Lake has 2 public campgrounds from USGS The National Map within 5 km, including Campground, Interstate Park. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.

Colby Lake

Chisago County, Minnesota95 acresView map Directions

No nutrient or algae sampling on record from Minnesota PCA for this lake.

Area

95 acres

Surface area

Shoreline

1.5 mi

Measured length

See the measurements Directions Where to stay

Colby Lake in Chisago County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 95 acres.

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Colby Lake is a 95-acre lake in Chisago County, Minnesota.

Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.

What Colby Lake is good for

From access and monitoring records, not editorial picks.

Camping2 public campgrounds nearby

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Colby Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Colby Lake

These are the measurements Minnesota PCA publishes for Colby Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Colby Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

95 acres

Shoreline

1.5 mi

No bathymetric survey has been published for Colby Lake, so its depth is not documented here.

Recreation & Access

Campgrounds

Public campgrounds near Colby Lake

Campground3.0 km
Interstate Park3.1 km

Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes

Stays via Stay22

Stays near Colby Lake

Compare lakeside cabins, hotels, and vacation rentals near Colby Lake in Chisago 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 Colby Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

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Fishing Colby Lake

→ Colby Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Chisago County

Indianhead Flowage1.8 miView →Johnson Lake—View →Coleen Lake—View →Blooms Lake6.9 ft clear · Mesotrophic5.8 miView →Trulson Lake—View →Little Lake3 ft clear · Eutrophic5.7 miView →

Frequently asked questions about Colby Lake

Where is Colby Lake?: Colby Lake is a lake in Chisago County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Colby Lake?: Colby Lake in Chisago County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 95 acres.
Is Colby Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there campgrounds on Colby Lake?: Colby Lake has 2 public campgrounds from USGS The National Map within 5 km, including Campground, Interstate Park. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.