| Teams 1969 Maryland 300 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 0 | Don Tarr | Frank Warren | Chevrolet |
| 3 | Dub Clewis | Richard Brickhouse | Plymouth |
| 4 | DeWitt Racing | John Sears | Ford |
| 6 | Castle Racing | Neil Castles | Plymouth |
| 8 | E.C. Reid | E.J. Trivette | Chevrolet |
| 9 | E.C. Reid | Wayne Gillette | Chevrolet |
| 15 | Ed Hessert | Ed Hessert | Plymouth |
| 17 | Holman-Moody Racing | David Pearson | Ford |
| 19 | Harry Melton | Henley Gray | Ford |
| 25 | Robertson Racing | Jabe Thomas | Plymouth |
| 26 | Brooks Racing | Earl Brooks | Ford |
| 31 | Fred Bear | Buddy Young | Chevrolet |
| 34 | Scott Racing | Wendell Scott | Ford |
| 43 | Petty Enterprises | Richard Petty | Ford |
| 45 | Siefert Racing | Bill Seifert | Ford |
| 47 | Siefert Racing | Cecil Gordon | Ford |
| 48 | Hylton Engineering | James Hylton | Dodge |
| 49 | GC Spencer Racing | G.C. Spencer | Plymouth |
| 57 | Ervin Pruitt | Bobby Mausgrover | Dodge |
| 64 | Langley Racing | Elmo Langley | Ford |
| 70 | McDuffie Racing | J.D. McDuffie | Buick |
| 71 | K&K Racing | Bobby Isaac | Dodge |
| 76 | Don Culpepper | Ben Arnold | Ford |
| 86 | Castle Racing | Bill Champion | Dodge |