| 1 | 20.00 | Seatac Tree Smack | C | 13-Jan-2018 | 133 |
| 2 | 28.00 | Ice Bowl at White River | C | 27-Jan-2018 | 118 |
| 9 | 16.00 | Winter Warm-up sponsored by Dynamic Discs | C | 17-Feb to 18-Feb-2018 | 190 |
| 5 | 8.00 | Raymond Seick Memorial | C | 03-Mar to 04-Mar-2018 | 190 |
| 3 | 28.00 | Run for the River | C | 24-Mar-2018 | 107 |
| 3 | 8.00 | Battle Benny Episode II | C | 31-Mar-2018 | 151 |
| 4 | 12.00 | Battle Benny Episode III | C | 29-Apr-2018 | 74 |
| 18 | 18.00 | Kitsap Classic | B | 05-May to 06-May-2018 | 220 |
| 10 | 18.00 | Fort Steilacoom Open presented by Legacy Discs | A/B | 26-May to 28-May-2018 | 199 |
| 11 | 104.00 | Battle of Seattle 5 | A | 02-Jun to 03-Jun-2018 | 187 |
| 11 | 28.00 | Woodland Creek Classic (ratings based on 17 Holes, Island Hole removed) | C | 16-Jun-2018 | 135 |
| 7 | 24.00 | Raven’s Run Sponsored by Latitude 64 | B | 23-Jun-2018 | 138 |
| 7 | 6.00 | Riverside Open | B | 07-Jul to 08-Jul-2018 | 193 |
| 7 | 8.00 | Pillage the Village presented by Viking Brew Coffee & Valholl Brewing | C | 14-Jul-2018 | 120 |
| 10 | 24.00 | Shelton Springs Pro/Am Sponsored by Dynamic Discs - Am | C | 28-Jul-2018 | 132 |
| 5 | 16.00 | Seatac Open | C | 11-Aug-2018 | 190 |
| 8 | 16.00 | Woodstack Open 2018 - powered by Innova | C | 25-Aug to 26-Aug-2018 | 131 |
| 5 | 24.00 | White River Open Driven by INNOVA | B | 01-Sep to 02-Sep-2018 | 199 |
| 5 | 24.00 | Mountain High Disc Golf Tournament-Powered by Innova Discs | B | 08-Sep to 09-Sep-2018 | 122 |
| 7 | 12.00 | Lakewood Fall Classic | B | 22-Sep to 23-Sep-2018 | 210 |
| 12 | 0.00 | Presented by Innova: 2018 Falling Barn Open Pro/AM | B | 13-Oct to 14-Oct-2018 | 888 |
