| Morgan Creek Loop (Green Loop) CW from NTN South Trailheadmtb | 20 | 8 miles | | Marquette | MI | 1 |
| Luton Parkmtb | 15 | 8 miles | | Rockford | MI | 2 |
| 18 Mile Poto routemtb | 1 | 18 miles | | Pinckney | MI | 3 |
| Pontiac Intermediate Routemtb | 13 | 9 miles | | Waterford | MI | 4 |
| Cannonsburg Game Areamtb | 7 | 7 miles | | Rockford | MI | 5 |
| Merrell Trail - Red Direction (MWFSu)mtb | 15 | 8 miles | | Rockford | MI | 6 |
| Maple Hill (Monday, Wednesday, Friday, Sunday)mtb | 5 | 4 miles | | Kalamazoo | MI | 7 |
| Lumberjack 100 CCW lapmtb | 10 | 31 miles | | Manistee | MI | 8 |
| High Country Pathway (IMBA EPIC)mtb | 13 | 75 miles | | Vanderbilt | MI | 9 |
| Kristen's Favorite Loopmtb | 21 | 6 miles | | Marquette | MI | 10 |
| Outer Loopmtb | 40 | 18 miles | | Bellaire | MI | 11 |
| Dry Hill and Chestnutmtb | 1 | 9 miles | | Watervale | MI | 12 |
| Wahlfield Red direction with Perrin Flowmtb | 19 | 6 miles | | Comstock Park | MI | 13 |
| Island Lake Green loop From JCPennymtb | 4 | 13 miles | | Brighton | MI | 14 |
| Afternoon Ridemtb | 4 | 4 miles | | Holland | MI | 15 |
| Triple Trail Challenge 2021 (Saturday / CCW)mtb | 2 | 49 miles | | Pinckney | MI | 16 |
| Pioneer Loop (Red Loop) CW from NTN South Trailheadmtb | 26 | 8 miles | | Marquette | MI | 17 |
| NTN North Around the basinmtb | 7 | 7 miles | | Marquette | MI | 18 |
| Pontiac Hard Routemtb | 16 | 9 miles | | Waterford | MI | 19 |
| MARJI GESICK 50 2018mtb | 45 | 55 miles | | Marquette | MI | 20 |
| Downcountry Enduro - Winn Loop 3 & 4mtb | 1 | 8 miles | | Chelsea | MI | 21 |
| Mackinac Ultimate Samplermtb | 29 | 19 miles | | Mackinac Island | MI | 22 |
| BKXC: Mountain Biking Marquette, Michiganmtb | 19 | 13 miles | | Marquette | MI | 23 |
| Downcountry Enduro - Sugar Loop - 5 & 6mtb | 1 | 3 miles | | Chelsea | MI | 24 |
| Green Redmtb | 22 | 11 miles | | Marquette | MI | 25 |
| Marji 2021 100mi Route V3.9.gpxmtb | 64 | 105 miles | | Marquette | MI | 26 |
| Merrell Trails - Yellow Direction (TRSa)mtb | 15 | 8 miles | | Rockford | MI | 27 |
| DTE Green Lake and Big Kame Loopsmtb | 0 | 9 miles | | | MI | 28 |
| Downcountry Enduro - Big Kame - Stages 1 & 2mtb | 1 | 4 miles | | Chelsea | MI | 29 |
| Ptown trifectamtb | 2 | 28 miles | | Petoskey | MI | 30 |
| River Bend Yellow and Blue mergedmtb | 4 | 5 miles | | Shelby Township | MI | 31 |
| Enduro Stage 3: Downhillmtb | 1 | 2,717 ft | | Greenland | MI | 32 |
| P Roll Part 1mtb | 8 | 15 miles | | Marquette | MI | 33 |
| Copper Warm up Loop #1mtb | 8 | 6 miles | | Copper Harbor | MI | 34 |
| Gorge-ous to Blue from NTN South Trailheadmtb | 16 | 4 miles | | Marquette | MI | 35 |
| Highland Intermediate Routemtb | 5 | 8 miles | | Milford | MI | 36 |
| 2021 Epic Loopmtb | 12 | 17 miles | | Ishpeming | MI | 37 |
| Big M CW Outer Loop W/Firetowermtb | 13 | 18 miles | | Manistee | MI | 38 |
| Stony Creek 3mi Loopmtb | 4 | 3 miles | | Shelby Township | MI | 39 |
| Potawatomimtb | 0 | 18 miles | | Pinckney | MI | 40 |
| Marji 2021 50mi Route V3.0.gpxmtb | 40 | 61 miles | | Marquette | MI | 41 |
| West Valleymtb | 12 | 3 miles | | Bellaire | MI | 42 |
| Perrin Flow Trails, All the Problemsmtb | 6 | 2 miles | | Comstock Park | MI | 43 |
| 2022 PolarRollmtb | 12 | 27 miles | | Ishpeming | MI | 44 |
| Wahlfield Yellow direction with Perrin Flowmtb | 26 | 7 miles | | Comstock Park | MI | 45 |
| Ride All The MTB Trailsmtb | 37 | 10 miles | | Lansing | MI | 46 |
| 21 Polar Roll Ramba Ver 2mtb | 12 | 13 miles | | Ishpeming | MI | 47 |
| Enduro Stage 5: Huntz Trailmtb | 1 | 2,375 ft | | Greenland | MI | 48 |
| MISCA 2021 - Advancedmtb | 4 | 6 miles | | Adrian | MI | 49 |
| Green backwardsmtb | 4 | 7 miles | | Marquette | MI | 50 |
| Milford To Blind Lake Campground 1mtb | 8 | 44 miles | | Milford | MI | 51 |
| Highland Hard Routemtb | 7 | 13 miles | | Milford | MI | 52 |
| Six Mile Loopmtb | 2 | 6 miles | | Hancock | MI | 53 |
| Hick to Farm and Backmtb | 36 | 27 miles | | Milford | MI | 54 |
| Addison Oaksmtb | 1 | 7 miles | | Rochester | MI | 55 |
| Brighton Hard Loop Snack Packmtb | 7 | 17 miles | | Brighton | MI | 56 |
| Burchfield loop from Riverbend trailheadmtb | 28 | 8 miles | | Lansing | MI | 57 |
| 6 Mile Winter Lunchtime Loopmtb | 1 | 6 miles | | Traverse City | MI | 58 |
| Miners Revenge 2021 Enduro Coursemtb | 4 | 5 miles | | Greenland | MI | 59 |
| NMU Trail Celebration 2018mtb | 16 | 9 miles | | Marquette | MI | 60 |
| ICD Trail Clockwisemtb | 18 | 5 miles | | Mason | MI | 61 |
| South Trail Loopmtb | 7 | 7 miles | | Marquette | MI | 62 |
| Glacial Hills Innermtb | 21 | 8 miles | | Bellaire | MI | 63 |
| Orange Loopmtb | 8 | 7 miles | | Adrian | MI | 64 |
| Hammond Hill Outer Loop CWmtb | 4 | 2 miles | | Hastings | MI | 65 |
| Eckhardt West Valley 5 mile shred Loopmtb | 16 | 5 miles | | Bellaire | MI | 66 |
| ICD (CCW)mtb | 11 | 4 miles | | Mason | MI | 67 |
| Michigan Tech- Flow Trail Ridemtb | 4 | 2 miles | | Houghton | MI | 68 |
| Settlers Park Loops 2&3mtb | 5 | 4 miles | | Hartland Twp. | MI | 69 |
| NMU Trail Celebration DH 2018mtb | 1 | 1,913 ft | | Marquette | MI | 70 |
| Woodsong Full 3.5 Mile Loop (2021)mtb | 11 | 3 miles | | Port Huron | MI | 71 |
| Dinner Loopmtb | 16 | 9 miles | | Marquette | MI | 72 |
| Michigan Tech - Technical Trails Ridemtb | 0 | 6 miles | | Houghton | MI | 73 |
| Alternate Pioneer Loopmtb | 18 | 4 miles | | Marquette | MI | 74 |
| Zueg's Trail loop via Gorge-ousmtb | 15 | 7 miles | | Marquette | MI | 75 |
| Switchbacksmtb | 5 | 2 miles | | Bellaire | MI | 76 |
| Rolling Hillsmtb | 15 | 5 miles | | Bellaire | MI | 77 |
| Houghton Mountain Bikingmtb | 12 | 10 miles | | Houghton | MI | 78 |
| Chikaming Township Park and Preservemtb | 0 | 6 miles | | | MI | 79 |
| Snow Bike Figue"8", E -Lake/ Oak Hill / Old Blackmtb | 0 | 4 miles | | Marquette | MI | 80 |
| Green Loopmtb | 0 | 8 miles | | Marquette | MI | 81 |
| Polar Roll Short 2020 - 15 Milesmtb | 9 | 15 miles | | Ishpeming | MI | 82 |
| Bear Denmtb | 9 | 3 miles | | Bellaire | MI | 83 |
| Big Foot Big Boyne Loopmtb | 8 | 15 miles | | Harbor Springs | MI | 84 |
| Wallmtb | 11 | 2 miles | | Bellaire | MI | 85 |
| Short Potomtb | 1 | 11 miles | | Pinckney | MI | 86 |
| Crownmtb | 10 | 2 miles | | Bellaire | MI | 87 |
| Holly Easy Routemtb | 5 | 6 miles | | Fenton | MI | 88 |
| Cannonsburg Ski Areamtb | 8 | 7 miles | | Rockford | MI | 89 |
| Never Never Landmtb | 3 | 5 miles | | Bellaire | MI | 90 |
| Holly Hard Routemtb | 17 | 13 miles | | Fenton | MI | 91 |
| Arcadia Dunes Figure Eightmtb | 7 | 10 miles | | Watervale | MI | 92 |
| Central Park + River Woods 5 Mile Loopmtb | 0 | 5 miles | | Canton | MI | 93 |
| Copper Harbor Cyclingmtb | 16 | 10 miles | | Copper Harbor | MI | 94 |
| Dear Runmtb | 13 | 4 miles | | Bellaire | MI | 95 |
| Manistee Forest Loopmtb | 22 | 53 miles | | Manistee | MI | 96 |
| Enduro Fun Loop #1mtb | 14 | 9 miles | | Manistee | MI | 97 |
| Keewanau Mountain Lodgemtb | 19 | 9 miles | | Copper Harbor | MI | 98 |
| Yankee Springsmtb | 0 | 9 miles | | Middleville | MI | 99 |
| Gravel Gravity Minus VAmtb | 1 | 30 miles | | Milford | MI | 100 |