Sturgeon Bay

Door County, Wisconsin

4,945 acres 4 boat landings Invasives present

About Sturgeon Bay

Sturgeon Bay is a scenic Door County lake worth knowing about, covering 4,945 acres. The lake has public boat landing access, making it easy to launch for a day on the water. Note that invasive species (Curly-Leaf Pondweed, Eurasian Water-Milfoil, Phragmites (non-native), Purple Loosestrife, Spiny Waterflea, Starry Stonewort, Zebra Mussel) have been documented here — clean your boat before leaving.

Type: lake

Lake Location

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44.86830° N, 87.39740° W

WBIC 88 · Wisconsin DNR

Local's Guide

Fishing

Species-specific tips above. Wisconsin fishing license required for ages 16+. See current season regulations below.

View fishing regulations ↓

Swimming

Sturgeon Bay has limited visibility and a mixed bottom, making it generally good for swimming with gradual entry in most areas. With 4,945 acres of water, there is plenty of room for boats and swimmers to share the lake comfortably.

Nearby Dining

Local dining recommendations for Sturgeon Bay are coming soon. Know a great spot near Sturgeon Bay? Share it at staynorthern.com/contact. Looking for restaurants near Door County lakes? Visit staynorthern.com/eats for our full northwoods dining guide.

Insider Tips

Sturgeon Bay is one of Door County's lesser-known gems — the kind of place locals return to year after year. Early mornings before 9am offer the calmest water and best fishing before boat traffic picks up. If you're visiting for the first time, check the DNR boat landing locations before you arrive — some are well-marked, others take a local to find. Know something about Sturgeon Bay that visitors should? Share a tip at staynorthern.com/contact — we add the best ones to this page.

Lake Conditions

Water Clarity

No data

Trophic Status

No data

Invasive Weeds

Present

Curly-Leaf Pondweed, Eurasian Water-Milfoil, Phragmites (non-native), Purple Loosestrife, Spiny Waterflea, Starry Stonewort, Zebra Mussel

Seasonal Notes

See below

Ice-out dates, peak fishing windows

Ice out arrives in late March to early April on southern Wisconsin lakes. Bass and panfish fishing is excellent from early May onward. Swimming season runs from early June through September. Fall color peaks in mid-October. Ice fishing is possible in most winters but season length varies — check conditions before heading out.

Condition data sourced from Wisconsin DNR surveys. Real-time weed and clarity reports coming soon.

Invasive Species Present

Curly-Leaf Pondweed and Eurasian Water-Milfoil and Phragmites (non-native) and Purple Loosestrife and Spiny Waterflea and Starry Stonewort and Zebra Mussel have been documented in Sturgeon Bay. Clean, drain, and dry all watercraft and equipment before leaving.

Report sightings to the Wisconsin DNR invasive species hotline.

Frequently Asked Questions

Is there a public boat launch on Sturgeon Bay?

Yes — Sturgeon Bay has 4 boat landings providing watercraft access. Check for posted local ordinances at the landing before launching.

How big is Sturgeon Bay?

Sturgeon Bay has 4,945 acres in surface area.

Are there invasive species in Sturgeon Bay?

Yes — Curly-Leaf Pondweed and Eurasian Water-Milfoil and Phragmites (non-native) and Purple Loosestrife and Spiny Waterflea and Starry Stonewort and Zebra Mussel have been documented in Sturgeon Bay. Please clean, drain, and dry your watercraft and all equipment before leaving any Wisconsin water body to prevent the spread of invasive species.

Where is Sturgeon Bay located?

Sturgeon Bay is located in Door County, Wisconsin. GPS coordinates: 44.8683° N, 87.3974° W.

Are there vacation rentals on Sturgeon Bay?

Stay Northern is building the most complete rental directory for Door County lakes. Check our Sturgeon Bay vacation rentals listing — if none are available yet, check back soon or browse nearby Door County lake rentals.

Fishing Regulations

Current season regulations for Sturgeon Bay

Regulation data is not available for this lake. Check with the Wisconsin DNR for current season rules before fishing.

Regulations sourced from Wisconsin DNR fisheries data. Always verify current regulations before fishing.

Lake Details

WBIC
88
County
Door County
Surface Area
4,945 acres
Lake Type
lake
Coordinates
44.8683, -87.3974
Full Facts & Figures

Boat Rentals Nearby

Pontoon

Listing soon

Fishing Boat + Motor

Listing soon

Kayak / Canoe

Listing soon

Know a local boat rental operator near Sturgeon Bay? Let us know.

Boat Landings (4)

Boat Ramp
Concrete4 lanesGr25 trailers
Restrooms · VaultLighting

NA · NA

Boat Ramp
Concrete4 lanesGr25 trailers
Restrooms · VaultFish CleaningLightingPotable Water
Fee required

Potawatomi State Park · (920) 746-2890

Boat Ramp
Concrete5 lanesGr25 trailers
Restrooms · FlushFish CleaningLightingPotable Water
Fee required

Sturgeon Bay Parks & Rec Dept. · (920) 746-2914

Boat Ramp
Concrete2 lanes11-15 trailers
Lighting
Fee required

Sturgeon Bay Parks & Rec Dept. · (920) 746-2914

Lake data sourced from the Wisconsin DNR. Last updated 4/30/2026.