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Lake Gogebic 19 mi
Photo: Tony Webster, CC BY 2.0 
Portage Lake near Dollar Bay, Houghton County, 9,324 acres 50 mi
Photo: James Conkis, CC BY-SA 4.0
Michigan rivers
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Baltimore River Fishing
Ontonagon County, MDNR trout water.
Pick for troutPiscifun Carbon X ultralight spinning reel28% OFFSale $57.99 Photo of Lake Gogebic: Skye Marthaler, CC BY-SA 3.0
Michigan rivers
An overview of the Baltimore River
The Baltimore River is a Michigan river running through Ontonagon County. Roughly 32.6 miles are traced by the MDNR. Census points make Ontonagon closest, about 21 miles out.
Some 32.6 miles are trout stream, typed Type 1.
32.6miles mapped
32.6trout miles
0USGS gauges
0launches
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How the MDNR classes the Baltimore River for trout
32.6trout miles
32.6designated miles
| Type | Miles | Fishing season | Daily possession | Tackle |
|---|---|---|---|---|
| Type 1 | 32.6 | Last Saturday in April to September 30th | 5 fish, with no more than 3 trout 15" or greater. Zero (0) Arctic Grayling. | Artificial lures and all types of natural bait may be used. |
Each reach of the Baltimore River takes its season and size limits from its MDNR Type, from Type 1 (late April to September) to Type 4 (open all year).
Trout and salmon need no separate stamp in Michigan; the all-species license ($26 resident, $76 nonresident a year) covers them.
MDNR Trout and Salmon Inland Stream Regulation Types and gear-restricted layers; 2026 Michigan Fishing Regulations (April 1, 2026 to March 31, 2027). Michigan trout streams.
Fish
Species on record for the Baltimore River
Fish shown for the Baltimore River come from MDNR layers, plants and records, not a complete survey.
MDNR trout stream layer, fishing sites, stocking table and state records.
Access
Putting in on the Baltimore River
Road crossings and public ground are the way onto the Baltimore River.
MDNR boat access sites, MDNR fishing sites, USGS gauges.
Regulations
Season dates on the Baltimore River
| Species | Limit | Season |
|---|---|---|
| Largemouth and smallmouth bass | 5 in any combination; minimum 14 inches | Possession: Sat. before Memorial Day – Dec. 31; catch-and-immediate-release open all year |
| Walleye (Upper Peninsula) | 5; minimum 15 inches | May 15 – March 15 |
| Northern pike (Upper Peninsula) | 2; minimum 24 inches | May 15 – March 15 |
| Muskellunge | Only 1 per angler per license year (April 1 – March 31); mandatory harvest registration within 24 hours; minimum 42 inches (46, 50 or 38 inches on listed waters) | Possession: 1st Sat. in June – March 15; catch-and-immediate-release open all year |
| Yellow perch | 25 | Open all year |
| Sunfish and crappie | 25 in any combination of the listed species | Open all year |
| Channel catfish | 10; minimum 12 inches | Open all year |
| Flathead catfish | 5; minimum 15 inches | Open all year |
| White bass | 10 | Open all year |
| Cisco and whitefish | 5 in any combination | Open all year |
| Burbot | 5 | Open all year |
| Trout and salmon (stream Type 1) | 5 fish, but no more than 3 trout 15 inches or greater; minimum brook 7", brown 8", salmon/lake trout/rainbow (steelhead)/splake 10" | Fishing: Last Sat. in April – Sep. 30; possession: Last Sat. in April – Sep. 30 |
On the Baltimore River, the Upper Peninsula inland table applies, with the trout row for stream Type 1, except where the digest names it.
2026 Michigan Fishing Regulations (April 1, 2026 to March 31, 2027). All Michigan limits.
Nearby
Close by the Baltimore River
Neighboring lakes to the Baltimore River
- Steusser Lake9 miles
- County Line Lake, Gogebic County17 miles
- Courtney Lake17 miles
- Lake Gogebic19 miles
Guided trips on the Baltimore River
- Voyager Charterscharter, Bruce Crossing, (906) 827-3466
Overnight stops close to the Baltimore River
- Bruce Crossing3 miles
- Ewen5 miles
- Rockland11 miles
- Mass City14 miles
More Michigan rivers by the Baltimore River
- Clear Creek, Ontonagon County3 miles
- South Branch Ontonagon River5 miles
- East Branch Ontonagon River11 miles
- Trout Creek11 miles
Where the Baltimore River sits by county
Piscifun
A Piscifun setup for a day on the Baltimore River
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Photographs
The shore near Baltimore River through a lens
Photo: Tony Webster, CC BY 2.0
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Photo: James Conkis, CC BY-SA 4.0
Answers
The Baltimore River, settled in a sentence each
Which Michigan counties does the Baltimore River cross?
MDNR flowlines put it in Ontonagon County.
What trout rules cover the Baltimore River?
Roughly 32.6 trout miles, typed Type 1.
Is the Baltimore River high or low today?
No active USGS gauge on our list matches it.
Can I paddle and fish the Baltimore River?
No launch on file.
Are there gear restrictions on the Baltimore River?
Type 1: 5 fish, with no more than 3 trout 15" or greater. Zero (0) Arctic Grayling. Season: Last Saturday in April to September 30th.
What does Michigan charge to fish the Baltimore River?
Trout and salmon need no separate stamp in Michigan; the all-species license ($26 resident, $76 nonresident a year) covers them.
Which Michigan bait counter is the shortest drive from the Baltimore River?
Bring bait; every listed shop is over 25 miles away.
What swims in the Baltimore River?
trout, per MDNR sources.
How far is the Baltimore River from a Michigan town?
Ontonagon lies about 21 miles from the MDNR point.
Drive north to the Baltimore River
Trout seasons change by Type; read them first.