| 5821 | 4259 | 2:11:46 | 10:04 | 2:27:10 | 31:18 | 1:03:02 | Katie | Aasland | 31 | F | Somerville | MA | BOSTON FIT |
| 36 | 1875 | 1:51:53 | 8:33 | 2:01:44 | 26:51 | 53:53 | Mark | Abair | 39 | M | Sagamore Beach | MA | JEFFPARDY |
| 2692 | 3246 | 2:02:35 | 9:21 | 2:10:42 | 30:28 | 1:00:18 | Carly | Abarbanel | 28 | F | Cambridge | MA | |
| 1668 | 957 | 1:42:53 | 7:51 | 1:49:57 | 24:39 | 48:27 | Drew | Abatemarco | 20 | M | Croton On Hudson | NY | JUMBOS |
| 4350 | 181 | 1:27:51 | 6:43 | 1:28:23 | 20:43 | 41:34 | Kevin | Abbott | 31 | M | Attleboro | MA | |
| 3575 | 1840 | 1:51:36 | 8:31 | 1:57:55 | 26:15 | 52:19 | Emily | Abbott | 31 | F | Cambridge | MA | PROTECT BREAD |
| 1240 | 766 | 1:40:23 | 7:40 | 1:47:51 | 24:02 | 47:32 | Liam | Abbott | 27 | M | Cambridge | MA | WILL RUN FOR BEER |
| 2198 | 1126 | 1:44:43 | 8:00 | 1:54:09 | 26:13 | 52:00 | Amanda | Abbott | 27 | F | Newton | MA | |
| 3576 | 516 | 1:35:57 | 7:20 | 1:36:13 | 21:16 | 43:15 | Chris | Abbott | 33 | M | Cambridge | MA | PROTECT BREAD |
| 2384 | 4304 | 2:12:12 | 10:06 | 2:27:28 | 30:42 | 1:01:40 | Jonathan | Ablett | 45 | M | Dorchester Center | MA | |
| 4833 | 1122 | 1:44:41 | 8:00 | 1:53:54 | 25:36 | 51:02 | Erin | Abraham | 25 | F | Boston | MA | KIER BYRNES FREEDOM RUNNERS |
| 3208 | 3498 | 2:04:45 | 9:31 | 2:21:58 | 30:50 | 1:00:41 | Joe | Abraham | 26 | M | Medford | MA | |
| 2087 | 4937 | 2:19:47 | 10:40 | 2:39:14 | 33:52 | 1:06:08 | Anna | Abramson | 32 | F | Somerville | MA | |
| 4630 | 1669 | 1:49:54 | 8:23 | 2:00:22 | 25:57 | 52:17 | Joao | Abreu | 24 | M | Cambridge | MA | THE TRINITY |
| 5024 | 778 | 1:40:36 | 7:41 | 1:45:44 | 24:33 | 48:31 | Mark | Abruzzese | 42 | M | Winchester | MA | |
| 6589 | 171 | 1:27:30 | 6:41 | 1:27:36 | 20:34 | 41:20 | Joshua | Accomando | 32 | M | Dedham | MA | |
| 2526 | 304 | 1:31:07 | 6:57 | 1:38:10 | 22:09 | 44:13 | James | Acer | 26 | M | Boston | MA | MANOA |
| 2565 | 2028 | 1:53:13 | 8:39 | 2:05:24 | 26:57 | 54:45 | Andrew | Acevedo | 25 | M | Roxbury Crossing | MA | THE HEMO GLOBINTROTTERS |
| 2255 | 394 | 1:33:29 | 7:08 | 1:33:57 | 22:59 | 45:32 | Jeanelle | Ackerman | 23 | F | Somerville | MA | THE HEARTBREAKERS |
| 6471 | 2812 | 1:59:12 | 9:06 | 2:06:37 | 27:35 | 55:19 | Sarah | Ackley | 25 | F | Cambridge | MA | |
| 4112 | 4134 | 2:10:41 | 9:59 | 2:26:26 | 30:41 | 1:01:18 | Natalie | Adamez | 0 | F | Westminster | MD | |
| 5540 | 4007 | 2:09:27 | 9:53 | 2:16:41 | 30:09 | 1:00:59 | Cera | Adams | 43 | F | Brighton | MA | |
| 922 | 2218 | 1:54:48 | 8:46 | 2:06:02 | 28:40 | 56:16 | Meghan | Adams | 29 | F | Pembroke | MA | |
| 1136 | 3651 | 2:06:00 | 9:37 | 2:21:50 | 26:55 | 56:28 | Anthony | Adams | 24 | M | Medford | MA | SIGMA NU |
| 3170 | 1695 | 1:50:15 | 8:25 | 2:05:53 | 26:12 | 52:32 | Jonathan | Adams | 19 | M | Medford | MA | |
| 5878 | 478 | 1:35:12 | 7:16 | 1:42:01 | 23:41 | 46:28 | Robert | Adams | 38 | M | Somerville | MA | |
| 4984 | 4922 | 2:19:37 | 10:39 | 2:37:30 | 31:44 | 1:04:07 | Ashley | Addington | 34 | F | Somerville | MA | MOMS OF CAMBERVILLE/KARNA RUNNERS |
| 1228 | 2702 | 1:58:27 | 9:03 | 2:05:43 | 26:52 | 55:54 | Laura | Adelman | 28 | F | Boston | MA | PEANUT BUTTER AND JELLY LEGS |
| 4556 | 4377 | 2:12:58 | 10:09 | 2:30:34 | 31:33 | 1:04:22 | Bryan | Adkison | 30 | M | Boston | MA | PEANUT BUTTER AND JELLY LEGS |
| 2591 | 3364 | 2:03:30 | 9:26 | 2:11:06 | 28:56 | 58:37 | Thomas | Adler | 67 | M | Norwich | VT | |
| 2926 | 3201 | 2:02:17 | 9:20 | 2:12:46 | 27:08 | 55:28 | Conor | Adler | 22 | M | Winnetka | IL | |
| 2745 | 2487 | 1:57:03 | 8:56 | 2:06:12 | 28:08 | 55:58 | Fiona | Adler | 29 | F | Cambridge | MA | |
| 459 | 4124 | 2:10:31 | 9:58 | 2:20:25 | 29:40 | 1:00:36 | Divya | Agarwal | 26 | F | Boston | MA | HBSHALF |
| 2844 | 122 | 1:25:31 | 6:32 | 1:25:40 | 20:37 | 40:57 | Alexander | Agudelo | 22 | M | Arlington | MA | NU CLUB RUNNING AND TRIATHALON |
| 6323 | 5873 | 2:41:34 | 12:20 | 2:58:29 | 37:49 | 1:17:03 | Laika | Aguinaldo | 34 | F | Providence | RI | |
| 3403 | 4742 | 2:17:04 | 10:28 | 2:34:04 | 31:55 | 1:04:25 | Kerrin | Ahl | 21 | F | Marshfield | MA | |
| 216 | 166 | 1:27:10 | 6:39 | 1:27:22 | 20:35 | 40:47 | Aaron | Ahlstrom | 29 | M | Allston | MA | |
| 6737 | 5962 | 2:47:22 | 12:46 | 3:04:23 | 34:12 | 1:12:25 | Shafqat | Ahmad | 37 | M | Roslindale | MA | |
| 6426 | 5694 | 2:35:09 | 11:51 | 2:53:06 | 34:22 | 1:16:36 | Hayat | Ahmed | 26 | F | Boston | MA | |
| 6926 | 1286 | 1:46:28 | 8:08 | 1:55:51 | 26:29 | 52:18 | John | Ahrens | 24 | M | Cambridge | MA | WYSS INSTITUTE |
| 3690 | 3841 | 2:07:36 | 9:44 | 2:14:09 | 29:07 | 59:34 | Elisa | Aigamaua | 34 | F | Boston | MA | JUMBOS |
| 1310 | 923 | 1:42:26 | 7:49 | 1:42:29 | 23:05 | 47:23 | Brodi | Aiguier | 34 | M | Plymouth | MA | |
| 2075 | 2484 | 1:57:01 | 8:56 | 2:06:31 | 28:28 | 56:05 | Landon | Airey | 25 | M | Brighton | MA | |
| 1756 | 4567 | 2:14:53 | 10:18 | 2:29:53 | 33:44 | 1:05:02 | Olivia | Akana | 24 | F | Bedford | MA | BLUEBIRD BIO |
| 2001 | 4564 | 2:14:53 | 10:18 | 2:29:53 | 33:44 | 1:05:01 | Cody | Akana | 27 | M | Bedford | MA | BLUEBIRD BIO |
| 6150 | 3270 | 2:02:48 | 9:23 | 2:08:56 | 28:04 | 57:17 | Mehmet Efe | Akengin | 22 | M | Cambridge | MA | |
| 4671 | 3330 | 2:03:16 | 9:25 | 2:23:36 | 28:47 | 58:54 | Bulent | Aktuna | 46 | M | Commack | NY | |
| 2160 | 930 | 1:42:32 | 7:50 | 1:49:53 | 26:51 | 51:47 | Abdullah | Al Bawardy | 24 | M | Boston | MA | HLS RUNNERS |
| 3773 | 1034 | 1:43:48 | 7:56 | 1:51:49 | 24:49 | 49:43 | Emma | Alai | 18 | F | Long Valley | NJ | |
| 3225 | 3768 | 2:07:04 | 9:42 | 2:16:23 | 28:33 | 58:33 | Julie | Alailima | 43 | F | Cambridge | MA | |
| 1381 | 2205 | 1:54:39 | 8:45 | 2:02:41 | 26:51 | 54:25 | Michael | Alario | 21 | M | Chestnuthill | MA | THE CAMPUS SCHOOL OF BOSTON COLLEGE |
| 5350 | 5148 | 2:23:09 | 10:56 | 2:32:34 | 32:35 | 1:06:33 | Elena | Albanese | 23 | F | Winchester | MA | |
| 2633 | 2967 | 2:00:20 | 9:11 | 2:06:09 | 27:21 | 55:13 | Maria | Alberici | 53 | F | Longmeadow | MA | |
| 6107 | 3993 | 2:09:14 | 9:52 | 2:15:09 | 30:16 | 1:01:06 | Pamela | Albert | 39 | F | Auburn | ME | |
| 1435 | 2679 | 1:58:16 | 9:02 | 2:15:56 | 32:26 | 1:00:05 | Brendan | Albert | 41 | M | South Boston | MA | |
| 2661 | 5399 | 2:27:33 | 11:16 | 2:37:51 | 31:35 | 1:05:01 | Emily | Albert | 26 | F | East Boston | MA | |
| 890 | 2986 | 2:00:26 | 9:12 | 2:24:07 | 29:26 | 58:10 | Tiphaine | Albertini | 23 | F | Brookline | MA | BOSTON UNIVERSITY |
| 6721 | 2430 | 1:56:37 | 8:54 | 2:15:15 | 28:51 | 56:19 | Mary | Albertolle | 24 | F | Boston | MA | JUMBOS |
| 5846 | 3563 | 2:05:22 | 9:34 | 2:23:42 | 30:24 | 1:01:05 | Emily | Albertson | 28 | F | Watertown | MA | |
| 2465 | 4512 | 2:14:21 | 10:15 | 2:31:30 | 32:50 | 1:04:58 | Toffee | Albina | 54 | F | Cambridge | MA | DURBROW PERFORMANCE TRAINING |
| 5084 | 6123 | 3:25:43 | 15:42 | 3:31:34 | 41:28 | 1:28:46 | Ana | Albinson | 28 | F | Allston | MA | THE HEMO GLOBINTROTTERS |
| 567 | 292 | 1:30:44 | 6:56 | 1:31:06 | 22:02 | 43:52 | Ben | Albritton | 21 | M | Chestnut Hill | MA | WERUNBC |
| 1830 | 1229 | 1:45:55 | 8:05 | 1:55:57 | 25:45 | 51:21 | Lisle | Albro | 39 | F | Boston | MA | |
| 1831 | 3340 | 2:03:18 | 9:25 | 2:13:31 | 27:27 | 55:48 | Rob | Albro | 40 | M | Boston | MA | |
| 5293 | 5032 | 2:21:14 | 10:47 | 2:35:33 | 32:36 | 1:05:54 | Ina | Alekseyev | 28 | F | Somerville | MA | DASHING WHIPPETS RUNNING TEAM - BOSTON |
| 225 | 2597 | 1:57:46 | 8:59 | 2:04:25 | 27:38 | 55:38 | Matthew | Alemany | 30 | M | Boston | MA | KIMPTON MARLOWE |
| 5891 | 1560 | 1:48:49 | 8:19 | 1:49:17 | 25:16 | 50:06 | Sam | Alexander | 43 | M | Belmont | MA | TEAM PEGA |
| 1255 | 3098 | 2:01:17 | 9:16 | 2:13:58 | 27:57 | 56:55 | Katie | Alexander | 34 | F | Andover | MA | |
| 1253 | 3511 | 2:04:51 | 9:32 | 2:17:34 | 28:22 | 58:15 | Brenden | Alexander | 35 | M | Andover | MA | |
| 2627 | 1314 | 1:46:42 | 8:09 | 1:51:54 | 24:20 | 50:21 | Sean | Alexander | 44 | M | Madison | CT | |
| 198 | 2900 | 1:59:49 | 9:09 | 2:05:50 | 27:14 | 55:17 | Christina | Alexanderson | 28 | F | New York | NY | PEANUT BUTTER AND JELLY LEGS |
| 266 | 3598 | 2:05:36 | 9:35 | 2:20:33 | 29:10 | 59:06 | Aziz | Alhassan | 26 | M | Boston | MA | |
| 3622 | 3537 | 2:05:06 | 9:33 | 2:12:56 | 28:21 | 57:29 | Kate | Alicante | 23 | F | Brighton | MA | |
| 845 | 1106 | 1:44:33 | 7:59 | 1:52:49 | 25:35 | 50:34 | Taylor | Alix | 20 | F | Boston | MA | |
| 436 | 3282 | 2:02:54 | 9:23 | 2:09:34 | 29:05 | 58:40 | Veronica | Alix | 23 | F | Boston | MA | THE HEARTBREAKERS |
| 1164 | 4296 | 2:12:08 | 10:05 | 2:26:05 | 30:52 | 1:01:35 | Laura | Alix | 32 | F | Jamaica Plain | MA | |
| 4676 | 2309 | 1:55:33 | 8:49 | 2:06:47 | 27:43 | 54:52 | Mike | Alksninis | 34 | M | Quincy | MA | |
| 5163 | 4955 | 2:20:05 | 10:42 | 2:35:51 | 32:07 | 1:04:42 | Emily | Allcroft | 21 | F | Haydenville | MA | |
| 6823 | 2097 | 1:53:41 | 8:41 | 2:00:30 | 28:42 | 54:52 | Cj | Allen | 23 | M | Mountain View | CA | |
| 3011 | 1675 | 1:49:56 | 8:24 | 1:55:22 | 26:46 | 53:03 | Stephanie | Allen | 28 | F | Medford | MA | |
| 5868 | 860 | 1:41:44 | 7:46 | 1:48:51 | 24:01 | 47:37 | Patrick | Allen | 23 | M | Cambridge | MA | |
| 1741 | 693 | 1:39:13 | 7:35 | 1:45:46 | 23:55 | 48:11 | Benjamin | Allen | 35 | M | Somerville | MA | NORTH CAMBRIDGE SLACKERS |
| 3186 | 5903 | 2:43:40 | 12:30 | 2:51:29 | 36:09 | 1:15:15 | Phoebe | Allen | 24 | F | Brookline | MA | |
| 2283 | 572 | 1:37:03 | 7:25 | 1:47:19 | 23:39 | 47:15 | Lindsay | Allison | 21 | F | San Rafael | CA | |
| 1006 | 4730 | 2:16:54 | 10:27 | 2:30:42 | 31:39 | 1:03:52 | Anthony | Almazan | 23 | M | Boston | MA | |
| 841 | 2343 | 1:55:53 | 8:51 | 2:04:10 | 27:00 | 53:42 | Molly | Alstodt | 20 | F | Port Washington | NY | |
| 6559 | 2888 | 1:59:42 | 9:08 | 2:16:34 | 26:06 | 54:07 | Meia | Alsup | 20 | F | Cambridge | MA | |
| 4942 | 1305 | 1:46:38 | 8:08 | 1:52:07 | 25:21 | 50:42 | Kyla | Alterman | 25 | F | Somerville | MA | |
| 6734 | 2683 | 1:58:19 | 9:02 | 2:15:54 | 26:06 | 53:23 | Liz | Altieri | 26 | F | Newton | MA | |
| 5327 | 5364 | 2:26:47 | 11:12 | 2:43:44 | 32:30 | 1:07:01 | Nicholas | Altonaga | 28 | M | Littleton | NH | SPUNKY BREWSTER |
| 5434 | 4747 | 2:17:05 | 10:28 | 2:32:00 | 32:36 | 1:05:15 | Shane | Altwies | 29 | M | Southington | CT | |
| 3124 | 4746 | 2:17:05 | 10:28 | 2:32:00 | 32:36 | 1:05:15 | Kristin | Altwies | 49 | F | Southington | CT | |
| 1535 | 4760 | 2:17:19 | 10:29 | 2:27:55 | 32:37 | 1:04:52 | Caroline | Aluia | 51 | F | Arlington | MA | WE KICK ASPHALT |
| 1537 | 2254 | 1:55:09 | 8:47 | 2:05:49 | 27:15 | 55:26 | Isabel | Aluia | 18 | F | Arlington | MA | WE KICK ASPHALT |
| 448 | 2403 | 1:56:26 | 8:53 | 2:16:23 | 28:02 | 55:31 | Rachel | Alvarado | 23 | F | Cambridge | MA | |
| 1827 | 3117 | 2:01:30 | 9:17 | 2:21:57 | 28:19 | 56:52 | Xio | Alvarez | 23 | F | Cambridge | MA | |
| 9 | 1345 | 1:47:06 | 8:11 | 1:54:18 | 25:06 | 50:19 | Lauren | Alverson | 35 | F | Boston | MA | |
| 6035 | 4691 | 2:16:26 | 10:25 | 2:27:53 | 29:46 | 1:01:12 | Sally | Alwan | 40 | F | Litchfield | NH | |
| 6928 | 4033 | 2:09:40 | 9:54 | 2:15:59 | 26:35 | 54:44 | Viriato | Amado | 43 | M | Pawtucket | RI | CVRUNNERS |
| 1986 | 270 | 1:30:06 | 6:53 | 1:36:49 | 21:20 | 42:54 | Nicolas | Amato | 19 | M | Westport | CT | |