Bay Spring
Ashland County, Wisconsin
About Bay Spring
Bay Spring is a prized trout lake in the Ashland County Northwoods — cold, clear, and ideal for fly fishing, a intimate 1-acre lake reaching 5 feet at its deepest. The lake has public boat landing access, making it easy to launch for a day on the water. Anglers primarily target Trout.
Bottom composition: 1% sand, 1% gravel, 1% rock, 97% muck
Type: lake · Hydrology: SPRING
Lake Location
46.06650° N, 90.66430° W
WBIC 2405100 · Wisconsin DNRFish Species
Full table →Fishing Tips
- ·Trout hold in the deepest, coolest water during summer. Early morning stillwater fishing or bottom rigs near spring seeps is productive.
Local's Guide
Fishing
Species-specific tips above. Wisconsin fishing license required for ages 16+. See current season regulations below.
View fishing regulations ↓Swimming
Bay Spring has limited visibility and a gravel and sand bottom, making it better suited for boating and fishing than swimming. The 1-acre lake offers a quieter, more intimate swimming experience.
Nearby Dining
Local dining recommendations for Bay Spring are coming soon. Know a great spot near Bay Spring? Share it at staynorthern.com/contact. Looking for restaurants near Ashland County lakes? Visit staynorthern.com/eats for our full northwoods dining guide.
Insider Tips
Bay Spring is one of Ashland 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 Bay Spring 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
Not documented
Clean lake
Seasonal Notes
See below
Ice-out dates, peak fishing windows
Ice typically goes out in late April to early May on northern Wisconsin lakes. Walleye and bass fishing peaks from late May through June and again in September and October. Summer brings warm water temps ideal for swimming from late June through August. Fall color peaks in late September — some of the most dramatic foliage in the state. Snowmobile and ice fishing season runs December through March, with hard ice typically forming by late December.
Condition data sourced from Wisconsin DNR surveys. Real-time weed and clarity reports coming soon.
Frequently Asked Questions
What fish can you catch in Bay Spring?
Bay Spring is home to Trout (Common). Wisconsin fishing regulations apply — check current seasons and size limits before heading out.
Is there a public boat launch on Bay Spring?
Yes — Bay Spring has a public boat landing providing watercraft access. Check for posted local ordinances at the landing before launching.
How big is Bay Spring?
Bay Spring has 1 acres in surface area, a maximum depth of 5 feet.
What is the bottom of Bay Spring like?
The lake bottom is composed of 1% sand, 1% gravel, 1% rock, 97% muck. Sandy and gravel bottoms typically support good swimming and healthy fish habitat.
Are there invasive species in Bay Spring?
No invasive species are currently documented in Bay Spring by the Wisconsin DNR. Always clean, drain, and dry your boat before leaving to help protect this lake.
Where is Bay Spring located?
Bay Spring is located in Ashland County, Wisconsin. GPS coordinates: 46.0665° N, 90.6643° W.
Are there vacation rentals on Bay Spring?
Stay Northern is building the most complete rental directory for Ashland County lakes. Check our Bay Spring vacation rentals listing — if none are available yet, check back soon or browse nearby Ashland County lake rentals.
Fishing Regulations
Current season regulations for Bay Spring
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
- 2405100
- County
- Ashland County
- Surface Area
- 1 acres
- Max Depth
- 5 ft
- Bottom
- 1% sand, 1% gravel, 1% rock, 97% muck
- Lake Type
- lake
- Coordinates
- 46.0665, -90.6643
Boat Rentals Nearby
Pontoon
Listing soonFishing Boat + Motor
Listing soonKayak / Canoe
Listing soonKnow a local boat rental operator near Bay Spring? Let us know.
Boat Landings (1)
Lake data sourced from the Wisconsin DNR. Last updated 4/30/2026.