| U.S. Senior Open - Player Scorecard |
| Updated 9:22 p.m. EDT |
| * = Denotes 10th Tee Start; (a) = Denotes Amateur |
| Mark McNulty | ![]() |
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| Hole | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | Out | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | In | Total |
| Yards | 353 | 425 | 171 | 440 | 600 | 193 | 440 | 435 | 530 | 3587 | 457 | 556 | 419 | 166 | 480 | 520 | 465 | 211 | 455 | 3729 | 7316 |
| Par | 4 | 4 | 3 | 4 | 5 | 3 | 4 | 4 | 5 | 36 | 4 | 5 | 4 | 3 | 4 | 5 | 4 | 3 | 4 | 36 | 72 |
| Round 1 | 4 | 4 | 3 | 5 | 5 | 3 | 4 | 4 | 5 | 37 | 4 | 4 | 4 | 3 | 4 | 5 | 5 | 3 | 4 | 36 | 73 |
| Round 2 | 4 | 4 | 4 | 5 | 5 | 3 | 4 | 4 | 5 | 38 | 4 | 4 | 4 | 3 | 6 | 4 | 3 | 3 | 4 | 35 | 73 |
| Round 3 | 3 | 4 | 3 | 4 | 4 | 4 | 5 | 4 | 4 | 35 | 4 | 4 | 4 | 3 | 5 | 4 | 4 | 4 | 5 | 37 | 72 |
| Round 4 | 4 | 4 | 3 | 4 | 5 | 3 | 5 | 4 | 4 | 36 | 4 | 5 | 3 | 2 | 4 | 5 | 4 | 3 | 5 | 35 | 71 |
| -- Statistical Summary -- | |||||
| Round 1 | Round 2 | Round 3 | Round 4 | Overall | |
| Score | +1 73 | +1 73 | 0 72 | -1 71 | +1 289 |
| Average Drive | 286.0 | 305.5 | 293.5 | 264.5 | 287.4 |
| Fairways Hit Percentage | 11/14 79% | 12/14 86% | 10/14 71% | 7/14 50% | 40/56 71% |
| Greens in Regulation Percentage | 10/18 56% | 12/18 67% | 9/18 50% | 13/18 72% | 44/72 61% |
| Putts Per Round Putts Per Hole | 29/18 1.61 | 31/18 1.72 | 27/18 1.50 | 30/18 1.67 | 117/72 1.63 |
| Eagles | 0 | 0 | 0 | 0 | 0 |
| Birdies | 1 | 3 | 5 | 3 | 12 |
| Pars | 15 | 12 | 8 | 13 | 48 |
| Bogeys | 2 | 2 | 5 | 2 | 11 |
| Double Bogeys | 0 | 1 | 0 | 0 | 1 |
| Other | 0 | 0 | 0 | 0 | 0 |
| Par 3's | Even | +1 | +2 | -1 | +2 |
| Par 4's | +2 | +2 | +2 | +1 | +7 |
| Par 5's | -1 | -2 | -4 | -1 | -8 |