| 1st | 22 | Derani / Lapierre / Van Overbeek | Nissan Onroak DPi | Tequila Patron ESM | 344 | 12:00:34.369 | 2070.5339 kms | 172.3994 | | 1st | P | 1:49.1620 | 191 | 198.4965 |
| 2nd | 10 | van der Zande / Taylor / Hunter-Reay | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R | 344 | 12:00:46.796 | 2070.5339 kms | 172.3994 | | 2nd | P | 1:49.2640 | 215 | 198.3114 |
| 3rd | 31 | Nasr / Conway / Curran | Cadillac DPi-V.R | Whelen Engineering Racing | 344 | 12:01:27.444 | 2070.5339 kms | 172.1998 | | 3rd | P | 1:49.1410 | 256 | 198.5351 |
| 4th | 54 | Braun / Dumas / Bennett | Oreca 07 Gibson | CORE autosport | 344 | 12:01:50.697 | 2070.5339 kms | 172.0984 | | 4th | P | 1:50.1190 | 215 | 196.7713 |
| 5th | 32 | di Resta / Brundle / Hanson | Ligier JS P217 Gibson | United Autosports | 344 | 12:02:05.101 | 2070.5339 kms | 171.9986 | | 5th | P | 1:50.5310 | 105 | 196.0390 |
| 6th | 55 | Bomarito / Tincknell / Pigot | Mazda RT24-P | Mazda Team Joest | 343 | 12:00:51.702 | 2064.5149 kms | 171.7991 | | 6th | P | 1:49.3650 | 255 | 198.1279 |
| 7th | 99 | Simpson / Miller / Goikhberg | Oreca 07 Gibson | JDC-Miller Motorsports | 338 | 12:00:53.919 | 2034.4200 kms | 169.2998 | | 7th | P | 1:50.7970 | 159 | 195.5675 |
| 8th | 77 | Rast / Jarvis / Nunez | Mazda RT24-P | Mazda Team Joest | 334 | 12:00:59.032 | 2010.3440 kms | 167.2994 | | 8th | P | 1:49.0020 | 184 | 198.7878 |
| 9th | 85 | Trummer / Panciatici / Alon | Oreca 07 Gibson | JDC-Miller Motorsports | 331 | 12:01:04.409 | 1992.2870 kms | 165.7995 | | 9th | P | 1:50.9170 | 219 | 195.3567 |
| 10th | 911 | Tandy / Makowiecki / Pilet | Porsche 991 RSR | Porsche GT Team | 328 | 12:01:15.573 | 1974.2310 kms | 164.1998 | | 1st | GTLM | 1:58.4000 | 321 | 183.0098 |
| 11th | 25 | De Phillippi / Sims / Auberlen | BMW M8 GTLM | BMW Team RLL | 328 | 12:01:21.803 | 1974.2310 kms | 164.1998 | | 2nd | GTLM | 1:58.0490 | 4 | 183.5537 |
| 12th | 912 | Vanthoor / Bruni / Bamber | Porsche 991 RSR | Porsche GT Team | 328 | 12:01:32.867 | 1974.2310 kms | 164.1998 | | 3rd | GTLM | 1:58.4660 | 7 | 182.9068 |
| 13th | 67 | Westbrook / Dixon / Briscoe | Ford GT | Ford Chip Ganassi Racing | 328 | 12:01:44.603 | 1974.2310 kms | 164.0984 | | 4th | GTLM | 1:58.0290 | 239 | 183.5843 |
| 14th | 62 | Calado / Pier Guidi / Vilander | Ferrari 488 GTE | Risi Competizione | 328 | 12:01:50.260 | 1974.2310 kms | 164.0984 | | 5th | GTLM | 1:58.3030 | 237 | 183.1594 |
| 15th | 4 | Milner / Fässler / Gavin | Chevrolet Corvette C7.R | Corvette Racing | 327 | 12:00:59.334 | 1968.2120 kms | 163.7990 | | 6th | GTLM | 1:58.6480 | 240 | 182.6267 |
| 16th | 5 | Albuquerque / Barbosa / Fittipaldi | Cadillac DPi-V.R | Mustang Sampling Racing | 324 | 12:02:13.579 | 1950.1550 kms | 161.9998 | | 10th | P | 1:49.8770 | 240 | 197.2058 |
| 17th | 48 | Snow / Sellers / Lewis | Lamborghini Huracán GT3 | Paul Miller Racing | 321 | 12:01:10.897 | 1932.0980 kms | 160.6994 | | 1st | GTD | 2:00.9730 | 5 | 179.1168 |
| 18th | 63 | Jeannette / Balzan / MacNeil | Ferrari 488 GT3 | Scuderia Corsa | 321 | 12:01:19.066 | 1932.0980 kms | 160.6994 | | 2nd | GTD | 2:01.2490 | 188 | 178.7096 |
| 19th | 33 | Keating / Bleekemolen / Stolz | Mercedes-AMG GT3 | Mercedes-AMG Team Riley Motorsports | 321 | 12:01:21.019 | 1932.0980 kms | 160.6994 | | 3rd | GTD | 2:01.0070 | 189 | 179.0669 |
| 20th | 29 | Mies / van der Linde / Picariello | Audi R8 LMS GT3 | Montaplast by Land-Motorsport | 321 | 12:01:25.833 | 1932.0980 kms | 160.6994 | | 4th | GTD | 2:00.8090 | 3 | 179.3598 |
| 21st | 15 | Hawksworth / Rayhall / Heinemeier Hansson | Lexus RC F GT3 | 3GT Racing | 321 | 12:01:35.841 | 1932.0980 kms | 160.6994 | | 5th | GTD | 2:00.7480 | 4 | 179.4499 |
| 22nd | 58 | Nielsen / Jaminet / Long / Renauer | Porsche 991 GT3 R | Wright Motorsports | 321 | 12:01:39.826 | 1932.0980 kms | 160.5997 | | 6th | GTD | 2:01.3750 | 228 | 178.5229 |
| 23rd | 93 | Marks / Aschenbach / Farnbacher | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | 321 | 12:01:46.840 | 1932.0980 kms | 160.5997 | | 7th | GTD | 2:01.6390 | 203 | 178.1367 |
| 24th | 86 | Legge / Parente / Hindman | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | 321 | 12:01:47.192 | 1932.0980 kms | 160.5997 | | 8th | GTD | 2:01.7230 | 202 | 178.0128 |
| 25th | 73 | Pappas / Bergmeister / Lindsey | Porsche 991 GT3 R | Park Place Motorsports | 321 | 12:02:09.831 | 1932.0980 kms | 160.4999 | | 9th | GTD | 2:02.5570 | 72 | 176.8025 |
| 26th | 75 | Grenier / Jäger / Habul | Mercedes-AMG GT3 | SunEnergy1 Racing | 321 | 12:02:12.785 | 1932.0980 kms | 160.4999 | | 10th | GTD | 2:01.5460 | 4 | 178.2719 |
| 27th | 96 | Yount / Palttala / Machavern | BMW M6 GT3 | Turner Motorsport | 320 | 12:00:43.687 | 1926.0790 kms | 160.2987 | | 11th | GTD | 2:01.5980 | 40 | 178.1962 |
| 28th | 51 | Serra / Lamy / Lauda / Dalla Lana | Ferrari 488 GT3 | Spirit of Race | 320 | 12:01:54.936 | 1926.0790 kms | 160.0992 | | 12th | GTD | 2:00.6710 | 318 | 179.5658 |
| 29th | 44 | Potter / Lally / Davis | Audi R8 LMS GT3 | Magnus Racing | 319 | 12:01:09.012 | 1920.0601 kms | 159.6984 | | 13th | GTD | 2:02.5320 | 96 | 176.8380 |
| 30th | 14 | Marcelli / Baumann / Frommenwiler | Lexus RC F GT3 | 3GT Racing | 316 | 12:01:04.270 | 1902.0031 kms | 158.2999 | | 14th | GTD | 2:00.6280 | 4 | 179.6285 |
| 31st | 52 | Saavedra / Yacaman / Gonzalez | Ligier JS P217 Gibson | AFS/PR1 Mathiasen Motorsports | 315 | 12:00:58.912 | 1895.9840 kms | 157.7994 | | 11th | P | 1:50.2320 | 6 | 196.5701 |
| 32nd | 69 | Dyer / Eversley / Gilsinger | Acura NSX GT3 | HART | 312 | 12:02:19.681 | 1877.9110 kms | 155.9985 | | 15th | GTD | 2:01.6100 | 5 | 178.1785 |
| 33rd | 36 | Miller / Wittmer / Bechtolsheimer | Acura NSX GT3 | CJ Wilson Racing | 309 | 12:02:37.708 | 1859.8540 kms | 154.3989 | | 16th | GTD | 2:02.3560 | 4 | 177.0922 |
| 34th | 24 | Krohn / Edwards / Catsburg | BMW M8 GTLM | BMW Team RLL | 296 | 11:16:52.737 | 1781.6080 kms | 157.8992 | DNF | 7th | GTLM | 1:57.6220 | 21 | 184.2200 |
| 35th | 90 | McMurry / Cheever / Vautier | Cadillac DPi-V.R | Spirit of Daytona Racing | 294 | 10:13:38.693 | 1769.5699 kms | 172.9996 | DNF | 12th | P | 1:49.1080 | 6 | 198.5947 |
| 36th | 3 | Garcia / Rockenfeller / Magnussen | Chevrolet Corvette C7.R | Corvette Racing | 283 | 12:02:35.319 | 1703.3621 kms | 141.3986 | | 8th | GTLM | 1:58.6050 | 194 | 182.6927 |
| 37th | 66 | Hand / Müller / Bourdais | Ford GT | Ford Chip Ganassi Racing | 277 | 10:52:45.687 | 1667.2480 kms | 153.2997 | DNF | 9th | GTLM | 1:58.3760 | 123 | 183.0468 |
| 38th | 38 | O'Ward / Masson / French | Oreca 07 Gibson | Performance Tech Motorsports | 276 | 10:02:04.594 | 1661.2290 kms | 165.5999 | DNF | 13th | P | 1:50.0490 | 22 | 196.8968 |
| 39th | 6 | Montoya / Cameron / Pagenaud | Acura ARX-05 | Acura Team Penske | 203 | 7:03:26.788 | 1221.8459 kms | 173.0994 | DNF | 14th | P | 1:49.5080 | 181 | 197.8688 |
| 40th | 7 | Taylor / Castroneves / Rahal | Acura ARX-05 | Acura Team Penske | 172 | 6:01:04.094 | 1035.2590 kms | 171.9986 | DNF | 15th | P | 1:49.0260 | 5 | 198.7443 |
| 41st | 64 | Montecalvo | Ferrari 488 GT3 | Scuderia Corsa | 9 | 18:30.180 | 54.1705 kms | 175.6985 | DNF | 17th | GTD | 2:01.8250 | 4 | 177.8647 |
| 42nd | 71 | Koch / Spinelli / Perez | Mercedes-AMG GT3 | P1 Motorsports | 319 | 12:02:26.088 | 1920.0601 kms | | | 18th | GTD | 2:01.8690 | 229 | 177.8003 |
| 43rd | 2 | Pla | Nissan Onroak DPi | Tequila Patron ESM | 0 | | | | DNF | 16th | P | | | |