Go Fish Ohio - Ohio Fishing Information

Ohio Fishing Reports, Ohio Lake Maps Info, Local Weather, Fishing Polls

Southwest Ohio - ODNR Region 5

Grand Lake St. Marys Fishing Map – SW Ohio

Grand Lake St. Marys Fishing Map | Southwest OhioClick here to view a larger map

Lake Information Details and State Management
Grand Lake St. Marys Grand Lake St. Marys is the largest inland lake located entirely in the State of Ohio. It has an area covering 13500 acres. This lake lies within Ohio Division of Wildlife District Five(5).
Location Grand Lake St. Marys is located in Mercer and Auglaize Counties flanked by the cities of Celina to the northwest and St. Marys to the northeast. The entire lake is bounded by state roads – State Route 29 is on the north side ~ State Route 703 is to the south ~ US Route 127 to the west. It is just west of I-75 off of US Route 33.
Distance from Major Cities Approximately 90 miles southwest of Toledo. Approximately 90 miles northwest of Columbus. Approximately 60 miles north of Dayton.
Fishing Opportunities This big lake has good populations of; *Bluegill *Bullheads *Largemouth Bass *Black and White Crappies *Channel Catfish *Bullheads *Yellow Perch *plus an occasional *Northern Pike or *Striped Bass.
Boating Information There are many marinas around Grand Lake St. Marys. There are boat rentals at many of these so select one that is near the spots that you want to fish. There is no horsepower limit on the lake – but beware! The lake is very shallow with an average depth of only 5-7 feet. There are many stump fields with appetites for boat motors. A No Wake Zone extends 500 feet from shore.
State Management The Ohio Division of Wildlife activities include; monitoring fish populations ~ stocking ~ creel studies ~ vegetation control ~ physical and chemical water analysis.

Grand Lake St. Mary’s LocationCourtesy of Google Maps

A very special THANKS to the Ohio Division of Natural Resources, the Division of Wildlife and the Division of Watercraft for their hard work and dedication in providing Southwest Ohio sportsmen and women with boating safety plus excellent fishing & hunting opportunities!

Turn In a Poacher (1-800-POACHER)

Ohio’s Turn In a Poacher -“TIP” program – helps to curtail poaching throughout the state by involving the public in reporting wildlife violations. If you observe a wildlife violation, click here and submit the form online or print the form and mail to:

TIP Headquarters, Division of Wildlife
2045 Morse Rd., Bldg G
Columbus, Ohio 43229-6693

Or call the TIP toll-free hotline, 1-800-POACHER.


  • RSS Ohio Wildlife News

    • Weekly Lake Erie Fishing Report June 20, 2018
      Walleye Fishing continues to be exceptional, with anglers doing well west of the islands in 28 to 32 feet of water and between Huron and Vermilion in 25 to 40 feet of water.
    • Intro to Archery as a Health and Wellness Program June 20, 2018
      A good way to burn some calories while having fun and honing skills with friends, family, or colleagues is to participate in shooting sports. ODNR Division of Wildlife staff recently provided an Introduction to Archery class for this Health and Wellness group.
    • Pollinator Paradise at Wildlife District Three June 20, 2018
      The newly established pollinator paradises at the Wildlife District Three Office in Akron is growing fast and furious! Monarda (beebalm), partridge pea, bluestem, purple coneflower, and a couple of species of milkweeds are starting to pop amongst many other species.
    • Collaborative Effort to Sample for Grass Carp in the Sandusky and Maumee Rivers June 20, 2018
      Fisheries biologists from multiple agencies recently conducted a project on the Sandusky and Maumee rivers to assess their ability to capture grass carp.
    • Hot Bites! Fishing Reports - Alum Creek Lake June 19, 2018
      Alum Creek Lake is heating up with these warm temperatures. Anglers should target flats near deep water and points. See map for example path to follow when trolling crankbaits or worm harnesses.
    • Private Lands Biologists Can Help June 19, 2018
      Earlier this month, we partnered with the Ohio Pollinator Habitat Initiative and planted 5.5 acres of wildflowers at Brooks Park at Buckeye Lake. If you want to learn how to help pollinators in your backyard, contact a Private Lands Biologist in your area. No space is too small to create wildlife habitat!
    • Black Widow Spiders June 19, 2018
      A rare species in Ohio, but found occasionally in southern counties, is the black widow spider as pictured here. The male black widow is smaller than the female and does not pose any risk to humans, but the female’s bite can be serious and medical attention is required.
    • Birds and Bees? Make it Broods and Bees June 19, 2018
      Having wildflowers to attract protein-rich, pollinating insects is critical to ecosystems, and these insects are exactly what young pheasants need to eat to thrive and grow during the first two months of life.
    • Hunter Education Instructor Training Offered in Columbus June 18, 2018
      Central Ohio sportsmen and women interested in becoming Hunter Education Instructors are encouraged to register for a training workshop taking place in Columbus August 11-12.
  • Fishin' Polls

    What is your favorite Central Ohio Lake?

    View Results

    Loading ... Loading ...
  • Current Moon Phase


    Waxing Gibbous Moon
    Waxing Gibbous Moon