Count: 25
| Race Date | Class | Series | Race | Car Count | Winner | Start | Story |
| Sunday, March 11, 2018 | Wing | | Opening Day | 19 | Lucas Wolfe | | Lucas Wolfe Scores First Career Williams Grove Season Opener Sunday | |
| Friday, March 30, 2018 | Wing | | | 31 | Ryan Taylor | | Ryan Taylor Scores Career Second In Williams Grove Sprints | |
| Friday, April 6, 2018 | Wing | | | 24 | Cory Haas | | Haas Wins First For Trone At Williams Grove | |
| Friday, April 13, 2018 | Wing | AS | Tommy Hinnershitz Memorial | 46 | Lance DeWease | 13 | Lance Dewease wins Tommy Hinnershitz Memorial from row seven | |
| Friday, April 20, 2018 | Wing | | | 17 | Brock Zearfoss | | Zearfoss Wins Williams Grove Sprint Main | |
| Friday, April 27, 2018 | Wing | | | 24 | Brian Montieth | | Montieth Beaths Brandon Rahmer In Non-Stop Williams Grove Sprints | |
| Friday, May 4, 2018 | Wing | | | 25 | Aaron Ott | | AARON OTT WINS 410 SPRINT CAR FEATURE AT WILLIAMS GROVE SPEEDWAY | |
| Wing 360 | ASCS,URC | | 46 | Greg Hodnett | 1 | Hodnett Masters Lucas Oil American Sprint Car Series At Williams Grove Speedway | |
| Friday, May 11, 2018 | Wing | | | 24 | Lance DeWease | | Dewease Rockets To 89th Career Win In Williams Grove Sprints | |
| Friday, May 25, 2018 | Wing | | | 28 | Steve Buckwalter | | Buckwalter Claims Walt Dyer Tribute At Williams Grove | |
| Friday, June 1, 2018 | Wing | | | 19 | Danny Dietrich | | Danny Dietrich Wins First Of Williams Grove 410 Sprint Season | |
| Friday, June 8, 2018 | Wing | | | 21 | Greg Hodnett | | Greg Hodnett Gets First 410 Sprint Win Of Williams Grove Season | |
| Friday, June 15, 2018 | Wing | | | 21 | Lucas Wolfe | | LUCAS WOLFE WINS SPRINT CAR FEATURE AT WILLIAMS GROVE | |
| Wingless | USAC | Eastern Storm | 23 | Chris Windom | 5 | WINDOM GROOVES AT THE GROVE FOR EASTERN STORM NIGHT 2 WIN | |
| Friday, June 29, 2018 | Wing | | PA Speedweek | 27 | Trey Starks | | Trey Starks Whips Speedweek Opener Field At Williams Grove Friday | |
| Friday, July 6, 2018 | Wing | | PA Speedweek Mitch Smith Memorial | 35 | Lance DeWease | | LANCE DEWEASE WINS $12,000 IN 30th ANNUAL MITCH SMITH MEMORIAL AT WILLIAMS GROVE SPEEDWAY FRIDAY NIGHT IN ROUND EIGHT OF PENNSYLVANIA SPRINT CAR SPEEDWEEK | |
| Friday, July 13, 2018 | Wing | | | 23 | Freddie Rahmer | | Rahmer Wins Wheel Banging Battle With Hodnett In Williams Grove Sprints | |
| Friday, July 20, 2018 | Wing | WoO | Summer Nationals Morgan Cup | 31 | Lance DeWease | 4 | Lance Dewease Becomes Winningest Driver in Williams Grove History with World of Outlaws Triumph on Night One of Summer Nationals | |
| Friday, August 24, 2018 | Wing | AS | Jack Gunn Memorial Twin 20s 1 | 35 | Freddie Rahmer | 3 | FREDDIE RAHMER AND JIM SIEGEL WIN JACK GUNN MEMORIAL TWIN 20’S AT WILLIAMS GROVE SPEEDWAY | |
| Wing | AS | Jack Gunn Memorial Twin 20s 2 | 28 | Jim Siegel | 4 | FREDDIE RAHMER AND JIM SIEGEL WIN JACK GUNN MEMORIAL TWIN 20’S AT WILLIAMS GROVE SPEEDWAY | |
| Sunday, September 2, 2018 | Wing | | Billy Kimmel Memorial | 19 | Cory Haas | | Cory Haas Wins Williams Grove Speedway Billy Kimmel Memorial | |
| Friday, September 28, 2018 | Wing | WoO | National Open prelim | 50 | Gio Scelzi | 2 | Gio Scelzi Becomes Youngest World of Outlaws Winner in Series History on Night One of the Williams Grove National Open | |
| Saturday, September 29, 2018 | Wing | WoO | National Open | 49 | Lance DeWease | 2 | Lance Dewease Wins Emotional Williams Grove National Open Worth $56,000 | |
| Friday, October 5, 2018 | Wing | | Al Hamilton Tribute | 26 | Lance DeWease | | Dewease And Wolfe Share Grove Season Finale Sprint Mains | |
| Wing | | | 30 | Lucas Wolfe | | Dewease And Wolfe Share Grove Season Finale Sprint Mains | |
