Open/Challenge Events
Youth Only Events = teal background
| Date | Host Center | City | Entry |
|---|---|---|---|
| Sunday, February 1, 2026 | Hi Skore Lanes | West Branch, MI | $90 |
| Saturday, February 7, 2026 | Royal Scot Lanes House Shot Baker Doubles |
Lansing, MI | $140/team |
| Saturday, February 14, 2026 | Greenville Hot Spot | Greenville, MI | $80 |
| Sunday, March 1, 2026 | Kiser & MSBS House Shot Baker Doubles MVP Lanes |
Fort Wayne, IN | $140/team |
| Saturday, March 7, 2026 | Country Lanes | Farmington Hills, MI | $80 |
| Saturday, March 14, 2026 | Hillcrest Lanes (Baker Doubles) | Belding, MI | $140/team |
| Saturday, March 21, 2026 | Downriver Challenge Ten Pins of Trenton |
Trenton, MI | $90 |
| Sunday, March 22, 2026 | Northern Lanes House Shot Baker Doubles |
Sanford, MI | $160/team |
| March 28-29, 2026 |
Grand Rapids Open Northfield Lanes |
Grand Rapids,I | TBD |
| Saturday, April 4, 2026 | Big Rapids Bowling Center | Big Rapids, MI | $80 |
| Saturday, April 11, 2026 | Alley Yoops | St. Ignace, MI | $90 |
| Saturday, May 2, 2026 | The Pines | Cadillac, MI | $90 |
| Saturday, May 9, 2026 | Riverwood Open Championship | Mt. Pleasant, MI | $130 |
| Sunday, July 5, 2026 | Main Street Lanes | Standish, MI | $80 |
| Saturday, October 3, 2026 | Sherman Bowling Center & Northway Lanes 2 House Trio |
Muskegon, MI | $360/team |
| October 10-11, 2026 | 8th Annual Kalamazoo Open Airway Lanes |
Portage, MI | $100 |
| Saturday, January 9, 2027 | Mancelona Lanes Baker Doubles | Mancelona, MI | $140/team |
| Sunday, January 17, 2027 | Bay City Open Monitor Lanes |
Bay City, MI | $90 |
Sweeper Events
| Date | Host Center | City | Entry |
|---|---|---|---|
| Tuesday, February 24, 2026 | Bowlero Lanes | Battle Creek, MI | $60 |
| Tuesday, March 24, 2026 | Bowlero Lanes | Battle Creek, MI | $60 |
| Tuesday, April 14, 2026 | Toledo Sport Center | Toledo, OH | $50 |
| Sunday, April 19, 2026 | Station 300 | Grandville, MI | $60 |
| Tuesday, April 21, 2026 | Bowlero Lanes | Battle Creek, MI | $60 |
| Monday, April 27, 2026 | Shelby Lanes Combined Kickoff | Utica, MI | $70 |
| Monday, May 11, 2026 | Airway Lanes | Kalamazoo, MI | $50 |
| Sunday, May 24, 2026 | Gerlach's | Lapeer, MI | $60 |
| Monday, May 25, 2026 | Striker's | St. Joseph, MI | $60 |
| Monday, August 17, 2026 | Airway Lanes SW MI Sprummer Rolloff |
Kalamazoo, MI | $60 |
| Monday, August 24,2026 | Station 300 West MI Sprummer Rolloff |
Grandville, MI | $60 |
| Tuesday, August 25, 2026 | Interstate Lanes Greater Toledo Sprummer Rolloff |
Rossford, OH | $70 |
| Saturday, September 12, 2026 | Midwest Sprummer Championship Royal Scot Lanes |
Lansing, MI | $80 |
2025-2026 Scratch Sprummer Series
Flint/Tri-Cities -- Mostly Sunday evenings
Greater Toledo -- All Tuesdays
Lower Mid-MI -- Mostly Tuesdays
Metro Detroit East Semicircle -- Mostly Thursdays
Metro Detroit East Trapezoid -- Mostly Thursdays
Metro Detroit SW Rhombus -- Mostly Fridays
SW MI -- Mostly Mondays
Western MI -- Mostly Mondays
Northern MI -- Saturdays or Sundays