Matt Miller, 26, was first to cross the finish line on the out-and-back shoreline course that began and finished under the Christmas lights that adorned the Manhattan Beach Pier.
Miller’s time of 16 minutes, 39 seconds bested teenagers Chance Weston, 19, (17:58) and Andrew Dunn, 19 (17:58) who finished neck-and-neck in a sprint for second place.
Rebecca Clayton, 26, won the women’s division with a time of 20:23. Alyson Jiminez, 15, placed second at 21:03 and Michelle Greco claimed the third spot at 21:45.
Male division winners included: Theodore Berger (1-10, 19:32), Ian Irish (11-14, 18:39), Weston (15-18), Miller (19-29), Jack Rosenfeld (30-34, 19:44), Billy Crader (35-39, 18:27), Eric Seltenrich (40-44, 18:10), Matt Enright (45-49, 18:31), Peter Riordan (50-54, 22:56), Jim Newman (55-59, 21:10), Philip Marshall (60-64, 28:46), Marty Friedman (65-69, 21:56), Dick Cole (70-74, 28:29), Paul Dorr (75-79, 45:05) and Dick Windishar (80-84, 35:08).
Females winning their respective age groups were: Hayley Block (1-10, 25:09), Noah Fenton (11-14, 24:52), Jiminez (15-18), Clayton (19-29), Greco (30-34), Summer Mitamura (35-39, 24:38), Lindsay Junk (40-44, 24:08), Jodi Young (45-49, 22:49), Stacy Shourt (50-54, 24:52), Marian Drahnak (55-59, 26:50), Rita Jensen (60-64, 28:55), Maryann McGee (65-69, 40:47) and Glenna Sparks (70-74, 37:32).