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Marcelo Mantecon: Florida Runner Profile

Boys · Senior · Class of 2027 · Belen Jesuit (Miami) 3A

#1 3A Boys · Week 8#1 Overall Boys · Week 8 Head-to-head #1 · 177-0

5k career best
14:35.9
(course-graded 15:06.3)

By Darrin DeTorres Last updated

Marcelo Mantecon racing for Belen Jesuit at the Florida Horse Park Invitational, September 2026
Marcelo Mantecon at the Florida Horse Park Invitational, September 5, 2026. Photo: Run Florida Run

Who is Marcelo Mantecon?

Marcelo Mantecon is a senior distance runner at Belen Jesuit Preparatory School in Miami, class of 2027, and the No. 1 boy in our Florida cross country rankings. He has won two FHSAA Class 3A state titles, finished fourth at Nike Cross Nationals in 2025, and holds the fastest prep 5K in Florida history, 14:33.

Quick facts

SchoolBelen Jesuit (Miami), FHSAA Class 3A
Class yearSenior, Class of 2027
TeamBelen Jesuit Wolverines, Miami
EventsCross country 5K; track 800m, 1600m and 3200m
5K best14:33 to win the New World Spectacular (2025), the Florida prep record source
3200m best8:35.33 (2026) source
2 mile best8:44.88 (2026) source

Honors and national results

  • Gatorade Florida Boys Cross Country Player of the Year: 2025-26 Gatorade
  • Gatorade Florida Boys Cross Country Player of the Year: 2024-25 Gatorade
  • Gatorade Florida Boys Track and Field Player of the Year: 2025-26 Gatorade
  • Nike Cross Nationals: 4th in 2025, dual First Team All-American; 15th in 2024, Third Team All-American Gatorade
  • Brooks Cross Country Championships: 2nd in 2025, beaten for the national title by a lean Gatorade
  • FHSAA Class 3A cross country state champion: 2025 in 15:03.3, by 9.4 seconds Results
  • FHSAA Class 3A cross country state champion: 2024 in 14:57.8 Gatorade
  • Great American XC Festival, Race of Champions winner: 2026 in 14:35.9 Results
  • Great American XC Festival, Race of Champions winner: 2024 in 14:40.2 Gatorade
  • FHSAA Class 3A track state champion: 800m, 1600m, 3200m (meet record 8:56.02) and 4x400 relay, 2026 Gatorade
  • Miami Herald Track Athlete of the Year: 2026 Gatorade
Preseason returner profile: 2025 state 15:03.3 (place 1) in 3A · preseason class rank 1 / overall 1

Cross Country career bests 4 races

5k 4 races
14:35.9 (15:06.3 graded)

5k progression 3 races, all seasons

14:3015:0015:30202613th Annual Florida Horse Park Invitational · Sep 5, 2026 · 15:22.1The Southern Showcase (HS) · Sep 19, 2026 · 14:41.6Great American XC Festival · Oct 2, 2026 · 14:35.9 · PR14:35.9

2026 season · Belen Jesuit (Miami) 3A 5k SB 14:35.9

DateMeetRacePlaceTimePace/mi
2026-10-02Great American XC FestivalBoys 5000m COROS Race of Champions114:35.9 PR
2026-09-19The Southern Showcase (HS)Boys 5000m Champ Div114:41.6
2026-09-0513th Annual Florida Horse Park InvitationalHS Boys Varsity Invite115:22.1

2025 season · Belen Jesuit (Miami) 3A 5k SB 15:03.3

DateMeetRacePlaceTimePace/mi
2025FHSAA State Championships (2025)3A Boys115:03.3 SB

Marcelo Mantecon's 2026 season

He skipped the August meets and opened on September 5 at the Florida Horse Park Invitational in Ocala. He won the varsity invitational race out of 549 runners in 15:22.1, with his teammate Armando Cruz 2.3 seconds back and nobody else within 24 seconds.

Two weeks later he went to Huntsville, Alabama, and won the championship race at the Southern Showcase in 14:41.6, 17 seconds clear of Cruz in a field of 250. Jack Michalak was third, so Belen went 1-2-3.

On October 2 he won the COROS Race of Champions at the Great American XC Festival in Cary, North Carolina, in 14:35.9, two years after he won the same race in 14:40.2. It is the fastest time by a Florida boy this season, and it came against a 340-runner field from Texas, New York, California and most of the East Coast. Cruz was sixth and Belen was second of 40 teams.

Three races, three wins. Nobody outside his own team has finished within 20 seconds of him this fall.

Junior year: two national podiums and a state record

As a junior in 2025 he won 8 of his 11 races. He ran 14:33 to win the New World Spectacular, the fastest prep 5K ever run by a Florida high schooler. He won his second straight Class 3A state title in 15:03.3, 9.4 seconds ahead of Cruz, and Belen took the team title.

In the postseason he was second at the Brooks Cross Country Championships, beaten for the national title by a lean, and fourth at Nike Cross Nationals. He came out of it a dual First Team All-American, and Gatorade named him Florida's boys cross country Player of the Year for the second year running.

Sophomore year: the first state title

In 2024 he won his first Class 3A state title in 14:57.8 and won the Race of Champions at the Great American XC Festival in 14:40.2. He was 15th at Nike Cross Nationals, a Third Team All-American, and Gatorade named him Florida's boys cross country Player of the Year for the first time.

Track: four state titles in four hours

At the 2026 FHSAA Class 3A outdoor state meet he won the 800, the 1600 and the 3200, the last in a meet-record 8:56.02, and ran on Belen's winning 4x400 relay, four events inside four hours. His 3200 best of 8:35.33 and two-mile best of 8:44.88 both ranked second nationally among prep boys when Gatorade named him its Florida boys track and field Player of the Year in June.

How we rank him

He has been No. 1 in every edition of our Florida boys top 10 and our Class 3A top 10 this season, including the weeks he did not race. Our rule is that a head-to-head loss stands until the two runners meet again, and he has beaten Cruz, the only other Florida boy with a comparable resume, every time they have raced this fall.

What's next

The FHSAA state championships are November 21, 2026, where he goes for a third straight Class 3A title. The national postseason meets, Nike Cross Nationals and the Brooks Cross Country Championships, follow in December. We add every race to this page after the results are posted.

Coverage on Run Florida Run

Rankings history

#1 2026 Week 8 3A Boys#1 2026 Week 8 Overall Boys#1 2026 Week 7 3A Boys#1 2026 Week 7 Overall Boys#1 2026 Week 6 3A Boys#1 2026 Week 6 Overall Boys#1 2026 Week 5 3A Boys#1 2026 Week 5 Overall Boys#1 2026 Week 4 3A Boys#1 2026 Week 4 Overall Boys#1 2026 Week 3 3A Boys#1 2026 Week 3 Overall Boys#1 2026 Week 2 3A Boys#1 2026 Week 2 Overall Boys#1 2026 Week 1 3A Boys#1 2026 Week 1 Overall Boys#1 2026 Preseason 3A Boys#1 2026 Preseason Overall Boys

#1 — 3A Boys 2026 Week 8

Did not race. Won the COROS Race of Champions at the Great American XC Festival in Cary, North Carolina, on October 3 in 14:35.9, the fastest time by a Florida boy this year. Three races, three wins. First statewide.

#1 — Overall Boys 2026 Week 8

Did not race. Won the COROS Race of Champions at the Great American XC Festival in Cary, North Carolina, on October 3 in 14:35.9, the fastest time by a Florida boy this year. Three races this fall, three wins: the Horse Park, the Southern Showcase and the Race of Champions.

#1 — 3A Boys 2026 Week 7

Won the COROS Race of Champions at the Great American XC Festival in Cary, North Carolina, in 14:35.9, beating 340 runners from all over the country. Three races, three wins. First statewide.

#1 — Overall Boys 2026 Week 7

Won the COROS Race of Champions at the Great American XC Festival in Cary, North Carolina, in 14:35.9, three seconds ahead of Ruel Newberry of Guyer, Texas. Three races this fall, three wins: the Horse Park, the Southern Showcase and now the biggest race a Florida boy has run this year. Belen was second of 40 teams.

#1 — 3A Boys 2026 Week 6

Did not race. Won the Southern Showcase championship race on September 19 in 14:41.6, 17 seconds clear of Cruz in a field of 250, the fastest time by a Florida boy this fall. Won the Horse Park before that. Two races, two wins, and he has beaten everyone on this list he has faced.

#1 — Overall Boys 2026 Week 6

Did not race. Won the Southern Showcase championship race in 14:41.6 on September 19, still the fastest time by a Florida boy this fall, two weeks after winning the Horse Park over Cruz. Runner-up at the Brooks national championship and fourth at Nike Cross Nationals last year. Two races, two wins, and he has beaten every boy on this list he has faced.

#1 — 3A Boys 2026 Week 5

Won the Southern Showcase championship race in 14:41.6, 17 seconds clear of his teammate Cruz in a field of 250, worth about 15:07 at Cecil Field. Two weeks earlier he won the Horse Park out of 549 in 15:22.1, and that win is not held against him. Two races, two wins, both over Cruz, the second by 17 seconds. Nobody outside his own team has finished within 20 seconds of him this fall, and he will see his teammates and Howdeshell again in November.

#1 — Overall Boys 2026 Week 5

Won the Southern Showcase championship race in 14:41.6, 17 seconds ahead of his teammate Cruz in a 250-boy field, two weeks after winning the Horse Park in 15:22.1 out of 549. The Huntsville course reads 26 seconds fast by the 23 Florida boys who ran it and last November's state meet, so the run is worth about 15:07 at Cecil Field. Two races, two wins, and the second by 17 seconds.

#1 — 3A Boys 2026 Week 4

Did not race. His only run is the Horse Park win out of 549 in 15:22.1, with Cruz 2.3 seconds back, and it is enough: two 3A titles, fourth at Nike Cross Nationals, runner-up at the Brooks national meet, and a win over the one boy in the class with a resume like his. The arithmetic has Howdeshell first on his August race. The grass had Mantecon first, and that is the order.

#1 — Overall Boys 2026 Week 4

Did not race. His season is still one run, the Horse Park win out of 549 in 15:22.1 with Cruz 2.3 seconds back, and it holds first for the reasons it held first a week ago: two 3A titles, fourth at Nike Cross Nationals, runner-up at the Brooks national meet, and a head-to-head win over the only Florida boy with a comparable resume. The arithmetic alone has him fifth this week, behind two August races by Kiper and Howdeshell. He beat Cruz on the grass and Cruz has beaten everyone else. That still settles it.

#1 — 3A Boys 2026 Week 3

Opened with the win at the Horse Park in 15:22.1, Cruz on his shoulder the whole way and nobody else within 24 seconds. Eleven seconds slower than he ran there last September, and nobody at Belen will mind. Two-time 3A champion, fourth at Nike Cross Nationals, runner-up at the Brooks national championship, likely the top returner in the country. First on a result now, not a resume.

#1 — Overall Boys 2026 Week 3

The wait is over. Mantecon opened at the Horse Park on Saturday and won it out of 549 runners in 15:22.1, with Cruz on his shoulder the whole way and nobody else within 24 seconds. It is eleven seconds slower than he ran on the same grass last September. Nobody at Belen will mind. A two-time 3A champion, fourth at Nike Cross Nationals and runner-up at the Brooks national championship, he is likely the top returner in the country. He held the top spot for two weeks on his resume. Now he holds it on a result.

#1 — 3A Boys 2026 Week 2 · (P)

Nine days into the season and the best returner in the country has still not pinned on a number. Mantecon won the 3A title in 15:03.3, the fastest returning time in Florida, was fourth at Nike Cross Nationals and runner-up at the Brooks national championship, and a defending state champion holds the top spot until somebody beats him in a race. Nobody has had the chance.

The chance arrives Saturday. Belen Jesuit is entered at the Florida Horse Park Invitational, where Mantecon won last September in 15:10.8. If he runs and he is himself, the only time worth watching is his own.

#1 — Overall Boys 2026 Week 2

Nine days on, and still nothing. Mantecon has not pinned on a number, and the rule has not changed: a defending state champion holds the top spot until somebody beats him in a race. He won the 3A title in 15:03.3, the fastest returning time in Florida, was fourth at Nike Cross Nationals as a Southeast at-large individual and runner-up at the Brooks national championship, and won eight of eleven races as a junior. Belen Jesuit is entered at the Florida Horse Park next Saturday. That is the first real chance anyone gets.

#1 — 3A Boys 2026 Week 1 · (P)

The defending 3A state champion at 15:03.3, the fastest returning time by any boy in Florida in any class, and he stays here until somebody beats him. He did not race this weekend, while ten teammates lined up in the Cecil Field Elite race — Armando Cruz, Jack Michalak and Liam Salom among them. Projected forward at the near-neutral boys conversion he sits at 15:03.9, which is still the best number on the board anyway.

The board and the principle agree, which makes this an easy call rather than a stubborn one. Mantecon beat Cruz by 9.4 seconds at the state meet, on the race that counted, and an August time trial his rival ran while he was elsewhere is not a result against him. No. 1 is not a projection of who is fittest today; it is a title, and titles change hands in races.

The first time these two line up together this fall settles it, and it will probably happen at a Belen practice.

#1 — Overall Boys 2026 Week 1

He didn't race, and it doesn't matter. Mantecon ran 15:05.6 for fourth at Nike Cross Nationals last December as a Southeast at-large individual, was runner-up at the Brooks national championship, won his second straight 3A title by 9.4 seconds, and put 14:33 on the board at the New World Spectacular. Gatorade named him Florida's Boys Cross Country Player of the Year. He won eight of eleven races as a junior. Nobody else in this state has a résumé within shouting distance, and the argument that he is the best returning boy in the country is a serious one.

Sources and corrections

Written by Darrin DeTorres. Published October 3, 2026, last updated October 3, 2026. See a wrong time or a missing race? Email darrin@radicalruns.com and we will fix it.

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