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James Lake

Iron County, Michigan · MI DNR bathymetric survey
10ft Max
depth
210 acres 5 contours Public access
Paddling Index73GoodMedium confidencehigh-speed boating prohibited · wooded shoreline · away from major roads
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Depth scale

The lake

Survey readout

James Lake is mapped to a depth of 10 ft on the Michigan DNR survey and covers about 210 acres in Iron County, Michigan.

Measured from the Michigan DNR inland-lake contour survey.

Deepest mapped contour
10 ft
Mean depth
5.4 ft · estimated
Surface area
210 acres
Estimated volume
1,137 acre-ft · 370M gal
Shoreline
2.89 mi · lobed
Aquatic vegetation
1% of surface · NDVI estimate
Public access
Boat Launch
Additional depth details5 contours
Contour depths
0–10 ft
Recorded point soundings
10 ft

99.7% of the surface sits over water shallower than 10 ft. Depth, area and volume are estimated from the interpolated survey surface — historical reference, not measurement.

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Chart data

Provenance

Sources: MI DNR inland lake contours, USGS 3DEP, USDA NAIP (public domain), OpenStreetMap (ODbL), MI DNR Boat Launches.

⚠ Not for navigation

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Map details & sources5 sources

All layers registered to one bounding box; positions in WGS 84.

Survey-derived depth contours drape over USGS 3DEP elevation, with a USDA NAIP aerial basemap and OpenStreetMap shoreline. Colour shows surveyed depth; dark lines are the survey's own isobaths.

Coordinates
46.20140, -88.90741
MI DNR lake ID
L46259
Vertical exaggeration
12.0× below the waterline; land at true scale
Basemap
USDA NAIP · public domain
Model size
2.5 MB

Watercraft rules

county-enforced local controls · MI DNR
High-speed boating prohibitedwhole lake, as mapped
Official rule details1 rule
High-speed boating prohibited“No high-speed boating”
Where the mapped control areas and the official regulation language differ, the language governs. Official county watercraft controls.

Paddling

Paddling Index methodology v1.0 · calculated 2026-08-21
73 / 100GoodData confidence: Medium

James Lake has a heavily wooded and largely undeveloped setting, moderate open-water exposure, limited nearby major-road exposure. Watercraft controls: High-speed boating prohibited.

Why this score?5 components

Included in the index

ComponentRatingPoints of weightMeasurement
Natural settingExcellent29.6 of 3585% natural land cover within 150 m of shore (68% forest, 16% wetland; 8% developed)
Geometric wind exposureGood16.0 of 29mean fetch 1,207 m · 0% of sampled water within 500 m of shelter · moderate open-water fetch
Watercraft controlsHigh-speed boating prohibited15.0 of 18High-speed boating prohibited
Public accessNot listedNo DNR-listed access site. Township, county and road-end launches are not in this source, so this is not evidence that access is poor — the component is excluded and the remaining weights are renormalized.
Road isolationVery Good12.6 of 18limited nearby major-road exposure · 7 MDOT-classified segments within 1.2 km, peak 232 vehicles/day

Additional paddling considerations

These describe the lake but are not part of the v1 Paddling Index and do not change the number above.

Wake sensitivity
Low — wide enough that wakes disperse over most of the lake
Aquatic vegetation
Low — approximately 1% mapped coverage · NAIP aerial imagery (NDVI)
Observed motorized activity
Unknown — No lake-level measurement of boat traffic is available. Legal permission to operate motors is not evidence of use.
Wildlife habitat potential
High — 68% forest and 16% wetland cover within 150 m of shore
How this index is calculated. The Paddling Index is a relative composite derived from lake geometry and public environmental, access, roadway and watercraft-control data. It is not a user review, a safety rating, or a prediction of an individual outing. Differences of a few points should not be treated as meaningful — an 84 and an 82 are broadly comparable. Components and weights: natural setting 30%, geometric wind exposure 25%, watercraft controls 15%, public access 15%, road isolation 15%; observed motorboat activity is weighted 0% because no defensible lake-level measurement exists. Where a component has no data the remaining weights are renormalized and the confidence rating is lowered; below Medium confidence no number is shown. Sources: MI DNR Watercraft Control Areas (2026-08), USGS/MRLC NLCD Land Cover (2021), MDOT Annual Average Daily Traffic (2025) and MI DNR bathymetric survey outline (0 ft isobath). Conditions change quickly — check current weather and local conditions before going out.

Fish you might catch

from active stocking

1 species with recent evidence in this lake — sized relative to each other. Illustrations are AI-generated representative adults in everyday colours, not photographs (provenance).

Northern Pikestocked

Historically stocked, no recent evidence: Walleye (last planted 2000) — not shown above.

Fishing rules for this lake Beta

Size and daily limits for the 1 species found here — 1 open to harvest.

These are hook-and-line size, daily limit and season rules. Gear, spearing and bow fishing, spawning closures and rod limits are set by other Fisheries Orders and are not shown here.

Northern PikeOpen to harvestMinimum size: 24" · Daily limit: 2 (FO-215 · statewide inland)
Beta. This panel is newly published. Every value is parsed from the Michigan DNR fisheries orders and hand-checked against the printed digest, but the coverage and wording are still under review. If anything here disagrees with the Michigan DNR's Fisheries Orders or its printed digest, the DNR is right — the signed Fisheries Order is the legal text; the digest summarises it.
Northern PikeOpen to harvestMinimum size: 24" · Daily limit: 2 (FO-215 · statewide inland)

From FO-206.26 (eff. 2026-04-01) / FO-215.23A (eff. 2023-09-15) / FO-254.25 (eff. 2025-10-10), checked against the 2026 Michigan Fishing Regulations digest · verified 2026-08-24. Regulations can change — Michigan DNR rules are the controlling source; verify current regulations before fishing. Official regulations

Compiled from Michigan DNR stockings within the last 10 years. Silhouettes are stylized and scaled to typical adult sizes relative to one another. Presence is not a promise — fishing isn’t a sure thing.

DNR stocking

state stocking record · 1979–2000

Fish the Michigan DNR has planted in this lake — what was added, distinct from what a survey netted above.

Walleye48,313 stocked · 1980–2000 · 9 plantings
Northern pike1,622 stocked · 1979–1989 · 3 plantings

No stockings recorded since 2000 — shown as history.

Non-native species records

No non-native species recorded in the available dataset. This does not confirm that no non-native species are present.

Source: Midwest Glacial Lakes Partnership Conservation Planner; underlying nonindigenous species records from the USGS Nonindigenous Aquatic Species database.

Quick answers

James Lake — common questions

How deep is James Lake?

The deepest contour on the Michigan DNR bathymetric survey of James Lake is 10 ft. That is the deepest depth the historical survey map records, which may differ from the deepest point of the lake itself.

How big is James Lake?

James Lake covers about 210 acres in Iron County, Michigan.

What is the average depth of James Lake?

The estimated mean depth of James Lake is 5.4 ft, calculated from the survey contours.

What fish are in James Lake?

Species with survey, catch or recent-stocking evidence include northern pike. The page shows the evidence behind each.

Is there public access to James Lake?

Yes. The Michigan DNR boat-launch data identifies 1 public access site on James Lake, including James Lake.