Where is Lake Hayden?

Lake Hayden is a lake in Kootenai County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.

Are there campgrounds on Lake Hayden?

Lake Hayden has 1 public campground from USGS The National Map within 5 km, including Mokins Bay Campground. 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.

Lake Hayden

Kootenai County, Idaho3,858 acresView map Directions

No nutrient or algae sampling on record from Idaho DEQ for this lake.

Area

3,858 acres

Surface area

Shoreline

29.1 mi

Measured length

Impaired · Nutrients (phosphorus, nitrogen)

See the measurements Directions Where to stay

Lake Hayden in Kootenai County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 3858 acres.

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Lake Hayden is a 3,858-acre lake in Kootenai County, Idaho.

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

What Lake Hayden is good for

From access and monitoring records, not editorial picks.

Camping1 public campground nearby
Big water3,858 acres

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Lake Hayden is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Lake Hayden is safe to swim in today is a call for the Idaho Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lake Hayden

These are the measurements Idaho DEQ publishes for Lake Hayden, 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 Lake Hayden

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

Lake Details

Surface area

3,858 acres

Shoreline

29.1 mi

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

Recreation & Access

Campgrounds

Public campgrounds near Lake Hayden

Mokins Bay Campground2.3 kmReserve

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 Lake Hayden

Compare lakeside cabins, hotels, and vacation rentals near Lake Hayden in Kootenai County, Idaho — 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 Lake Hayden

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

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 Idaho’s top lakes →

Follow Lake Hayden’s readings

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Fishing Lake Hayden

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

EPA Impairment Status

Lake Hayden is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).

Causes of impairment

Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Aquatic life.

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

Source: EPA ATTAINS assessment unit ID17010305PN005L_0L · Official waterbody report

Nearby Lakes in Kootenai County

Avondale Lake2.9 miView →Alpine Lake4 miView →Chilco Lake5.7 miView →Fernan Lake7.6 miView →Usgs Lake13.5 miView →Spirit Lake14.3 miView →

Frequently asked questions about Lake Hayden

Where is Lake Hayden?: Lake Hayden is a lake in Kootenai County, Idaho. Its water-quality measurements are published by Idaho DEQ and shown on this page as reported.
What is the water quality of Lake Hayden?: Lake Hayden in Kootenai County, Idaho has water-quality measurements published by Idaho DEQ, shown here as reported. Surface area: 3858 acres.
Is Lake Hayden safe to swim in?: Nutrient and algae readings are not a swimming clearance. Lake Hayden is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
Are there campgrounds on Lake Hayden?: Lake Hayden has 1 public campground from USGS The National Map within 5 km, including Mokins Bay Campground. 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.