The NJ Hudson River Swim is a 2.2 mile swim that took place on the NYC Ironman course on Saturday, July 14, 2012.
| Place | Name | Sex | No. | Age | City | St | Time | |
| 1 | Sean | Gillick | M | 11 | 26 | New York | NY | 40:17 |
| 2 | Thomas | Seier | M | 22 | 33 | Barnegat | NJ | 40:45 |
| 3 | William | Reid | M | 17 | 32 | New York | NY | 41:34 |
| 4 | David | Lockhart | M | 29 | 56 | Hillsborough | NJ | 41:47 |
| 5 | Abby | Long | F | 23 | 35 | New York | NY | 41:57 |
| 6 | Michael | Nagelberg | M | 16 | 29 | New York | NY | 42:16 |
| 7 | Billy | Busko | M | 33 | 48 | New York | NY | 42:22 |
| 8 | Mark | Heller | M | 6 | 52 | New York | NY | 43:08 |
| 9 | Cooper | Mann | M | 7 | 34 | New York | NY | 43:16 |
| 10 | Paul | Kaczka | M | 92 | 28 | Bayonne | NJ | 43:35 |
| 11 | Matthew | Kuiken | M | 31 | 32 | Ridgewood | NJ | 43:39 |
| 12 | Richard | Bakst | M | 46 | 30 | Riverdale | NY | 44:29 |
| 13 | John | Cassimatis | M | 13 | 54 | Hillsborough | NJ | 44:36 |
| 14 | James | Szczygiel | M | 38 | 52 | Baldwinsville | NY | 44:39 |
| 15 | Tom | Hawkins | M | 21 | 45 | New Paltz | NY | 44:54 |
| 16 | Maggie | Obrien | F | 40 | 44 | New York | NY | 44:55 |
| 17 | Nicole | Mermet | F | 25 | 37 | New York | NY | 45:03 |
| 18 | Anne-Marie | D’Alessa | F | 70 | 47 | Ho-Ho-Kus | NJ | 45:23 |
| 19 | Tom | Swanson | M | 35 | 44 | New York | NY | 45:26 |
| 20 | Roberto | Perrone | M | 78 | 40 | Tarrytown | NY | 45:28 |
| 21 | John | Mahedy | M | 43 | 48 | New York | NY | 45:29 |
| 22 | Christopher | Cortes | M | 36 | 43 | Miller Place | NY | 45:31 |
| 23 | Anand | Krishnan | M | 18 | 41 | Brooklyn | NY | 45:36 |
| 24 | Kathleen | McCormack | F | 9 | 41 | New York | NY | 45:41 |
| 25 | Jennifer | Wharton | F | 26 | 35 | Astoria | NY | 45:49 |
| 26 | Jeffrey | Brandon | M | 54 | 35 | Brooklyn | NY | 46:02 |
| 27 | Rebecca | Attwell | F | 32 | 33 | New York | NY | 46:05 |
| 28 | Barry | Anderson | M | 65 | 43 | NewYork | NY | 46:11 |
| 29 | Ken | Ford | M | 39 | 45 | Mahwah | NJ | 46:15 |
| 30 | Timothy | Guscott | M | 59 | 46 | New York | NY | 46:18 |
| 31 | Monica | Sanchez | F | 57 | 39 | Matawan | NJ | 46:38 |
| 32 | Erin | Arnold | F | 24 | 32 | New York | NY | 46:39 |
| 33 | Michele | Lamberti | F | 51 | 41 | NewY ork | NY | 46:39 |
| 34 | Marco | Guevara | M | 72 | 46 | ForestHills | NY | 46:55 |
| 35 | Gustavo | Caicedo | M | 41 | 33 | New York | NY | 46:57 |
| 36 | Michele | Fenice | F | 45 | 44 | New York | NY | 46:58 |
| 37 | James | Oconnor | M | 37 | 40 | Far Hills | NJ | 46:59 |
| 38 | Carol | Defazio | F | 83 | 61 | Little Silver | NJ | 47:21 |
| 39 | James | Armata | M | 44 | 48 | East Meadow | NY | 47:29 |
| 40 | Brian | Noonan | M | 49 | 44 | Garden City | NY | 47:31 |
| 41 | Olivier | Causse | M | 15 | 34 | New York | NY | 47:34 |
| 42 | Matthew | Buner | M | 62 | 27 | New York | NY | 47:40 |
| 43 | Marion | Vincent | F | 34 | 26 | New York | NY | 47:41 |
| 44 | John | Thurrott | M | 52 | 50 | New York | NY | 47:54 |
| 45 | Emeka | Ngwube | M | 42 | 44 | New York | NY | 48:02 |
| 46 | Amanda | Wong | F | 58 | 36 | New York | NY | 48:09 |
| 47 | Christine | Frankie | F | 84 | 43 | Waging River | NY | 48:17 |
| 48 | Sebastian | Krawczyk | M | 69 | 37 | New York | NY | 48:18 |
| 49 | Maggie | Paulus | F | 55 | 26 | New York | NY | 48:20 |
| 50 | Punit | Kaishap | M | 48 | 35 | New York | NY | 48:30 |
| 51 | Catherine | Mardis | F | 71 | 39 | New York | NY | 48:36 |
| 52 | Marianela | Chow | F | 64 | 36 | Rego Park | NY | 48:37 |
| 53 | Rick | Romolo | M | 28 | 38 | New York | NY | 48:44 |
| 54 | Michelle | Monteith | F | 56 | 40 | New York | NY | 48:49 |
| 55 | Leo | Perales | M | 20 | 52 | Bronx | NY | 49:04 |
| 56 | Jessica | Marino | F | 79 | 30 | New York | NY | 49:06 |
| 57 | Anthony | Ceccacci | M | 47 | 52 | Brooklyn | NY | 49:08 |
| 58 | Jeffrey | Leblanc | M | 50 | 35 | NewYork | NY | 49:11 |
| 59 | Robert | Rose | M | 14 | 41 | Englewood Cliffs | NJ | 49:18 |
| 60 | Erica | Berthou | F | 61 | 36 | NewYork | NY | 50:04 |
| 61 | Maureen | Donaghy | F | 73 | 44 | NewYork | NY | 50:17 |
| 62 | Jose | Feliz | M | 91 | 30 | NewYork | NY | 50:21 |
| 63 | Joseph | Eckstein | M | 8 | 46 | Medford | NY | 50:25 |
| 64 | Lorraine | McMillan | F | 81 | 30 | NewYork | NY | 50:29 |
| 65 | Ernest | Martinez | M | 82 | 43 | East Patchogue | NY | 50:43 |
| 66 | Cynthia | Hearing | F | 74 | 48 | New York | NY | 50:55 |
| 67 | Janette | Roush | F | 63 | 36 | New York | NY | 51:07 |
| 68 | Noel | Cueto | M | 86 | 41 | New York | NY | 51:17 |
| 69 | Gargi | Chaudhuri | F | 76 | 33 | NewY ork | NY | 51:39 |
| 70 | Agnieszka | Zbylut | F | 27 | 40 | Staten Island | NY | 51:47 |
| 71 | David | Slutsky | M | 80 | 38 | West Nyack | NY | 51:54 |
| 72 | Susan | Eckstein | F | 60 | 44 | Medford | NY | 52:01 |
| 73 | Christine | Guerra | F | 66 | 43 | Brooklyn | NY | 52:03 |
| 74 | Joseph | Flanagan | M | 88 | 51 | New York | NY | 52:46 |
| 75 | Jeffrey | Pauker | M | 19 | 37 | New York | NY | 53:07 |
| 76 | Rochelle | Boas | F | 77 | 39 | New York | NY | 53:12 |
| 77 | Christopher | Linder | M | 87 | 37 | Brooklyn | NY | 54:38 |
| 78 | Jack | Chen | M | 4 | 37 | Princeton | NJ | 55:33 |
| 79 | Gene | Gurkoff | M | 5 | 0 | New York | NY | 55:42 |
| 80 | Raphael | Ison | M | 90 | 29 | Hollis | NY | 55:54 |
| 81 | Minda | Dentler | F | 1 | 34 | New York | NY | 57:01 |
| 82 | Heather | Marcellis | F | 89 | 46 | New York | NY | 57:06 |
| 83 | Gaurav | Singhal | M | 85 | 28 | New York | NY | 59:22 |
| 84 | Michael | Erstad | M | 3 | 0 | New York | NY | 59:56 |
| 85 | Joe | Bellantoni | M | 2 | 50 | Kinnelon | NJ | 1:00:12 |