Carter attended
Manchester High School in central Jamaica. He is a member of the MVP (a Jamaican track and field club. MVP stands for Maximising Velocity and Power).
2002 Representing his high school at the ISSA Championships Carter finished second in the Class 2 100 m in 11.58 s (wind −1.3 m/s), and fourth in the
200 m in 22.54 (wind −2.0 m/s). The 4 × 100 m relay team did not finish their heat.
2003 Carter's 11.01 was thirteenth fastest in the semi-finals of the Class 1 100 m at the ISSA Championships and he did not advance to the final. He finished seventh in the 200 m final, in 22.01 s. His school did not field a team for the 4 × 100 m relay.
2004 In April he finished third in the
CARIFTA Games Under 20 200 m, in 21.10 (wind −1.4 m/s), and won gold with the Jamaican 4 × 100 m relay team in 39.48 s. Carter finished fourth in the 200 m at the June
CAC Junior Championships, his time 21.35 s, and ran the third leg of the 4 × 100 m relay team which finished first in 40.63 s. He finished fourth in the 200 m semi-final at the July
World Junior Championships in 21.24 s. In the semi-final of the 4 × 100 m relay Carter ran the third leg and the team qualified for the final in 39.90 s. The Jamaica team finished second in the final without Carter.
2005 At the ISSA Championships Carter finished second in the Class 1 100 m in 10.59 s, and second in the 200 m in 21.00 s. No relay team was fielded by his school.
2006 At the Jamaica International Invitational Carter won the 100 m B race in 10.41 s.
2007 In May Carter finished joint-third at the Jamaica International Invitational meet and won the
Grande Premio Brasil Caixa de Atletismo in 10.20 s, his first win of an IAAF Grand Prix event. At the Osaka World Championships Carter won his heat in 10.17 s, finished fourth in the quarter-final in 10.23 and finished seventh in the semi-final of the 100 m, his time 10.28 s. Carter ran the third leg of the 4 × 100 m relay team which finished second in a new national record of 37.89 s.
2008 At the inaugural UTech Track and Field Classic Carter ran a personal best 20.38 in the 200 m, bettering his previous best by 0.40 s. Carter was named UTech Sportsman of the Year 2007/2008 on April 10. Carter ran the third leg of the 4 × 100 m relay at the
Penn Relays, the team winning the USA vs The World event in 39.14 s. On May 25 Carter successfully defended his title at the Grande Premio Brasil Caixa de Atletismo, winning in 10.19 s. One week later he won the 100 m at DKB-ISTAF in a personal best 10.08, his first win at a Golden League event. Carter did not report for the start of the 100 m final at the National Trials, due to a leg cramp. He made the Jamaican team for the Olympics after running a personal best 20.31 in the final of the 200 m. At the July DN Galan in Stockholm Carter won race two in 9.98 s, a new personal best that made him just the fifth Jamaican under the 10 second barrier. At the
2008 Olympics in
Beijing he ran the third leg of the
4 × 100 metres relay semi-final with
Michael Frater,
Dwight Thomas and
Asafa Powell. Their time of 38.31 s ranked second of sixteen nations in the first round. Thomas was replaced by
Usain Bolt for the final, Carter ran the first leg and the team set a new world record of 37.10 s, claiming the gold medal. At the Zagreb 2008 event Carter won in 10.23 s. Four days later Carter finished second in the 100 m at the World Athletics final in 10.07 s. Carter was honoured in a homecoming celebration and received an
Order of Distinction (Officer Rank) in recognition of his achievements at the Olympics.
2009 Carter ran on the MVP 4 × 100 m relay team at the Milo Western Relays held at the GC Foster College on February 14. The team recorded a new meet record and world leading time of 38.72 s. Carter was nominated for the Laureus World Team of the Year award on April 16, as a member of the 2008 Jamaica Olympic sprint team. Two days later Carter ran a leg of the 4 × 100 m at the UTech Track and Field Classic at the National Stadium in Kingston, Jamaica. The winning time of 38.46 was a new meet record. Carter also finished third in the 200 m at the event in 20.69. Carter next competed at the
Penn Relays on April 25, in the 4 × 100 m relay. Asafa Powell on the fourth leg pulled up and finished ninth in 41.24. A report in the
Jamaica Observer on the morning of the event indicated that Powell had injured his ankle in training and was not expected to run. On May 8 he finished seventh in 10.34 with a reported calf cramp at the
Qatar Athletic Super Grand Prix. At the Reebok Grand Prix in New York, Carter finished a disappointing ninth in 10.16 s. His entry was withdrawn from the Prefontaine Classic on the day of the event. A week before the National Championships on June 26 the Jamaica Amateur Athletic Association confirmed that no entry had been received for Carter. The president of MVP track club cited an injury.
2010 In 2010 Carter made some huge improvements in the 100 m races that he had run in the year, by lowering his PB in the 100 m from 9.91 to 9.78—ran in
Rieti,
Italy on August 29—which equalled the fastest time of 2010 over 100 m set by
Tyson Gay a few weeks earlier in the year. The time also ranks Carter as the 5th fastest of all time, while still being the fourth fastest in Jamaica, behind
Asafa Powell (9.72),
Yohan Blake (9.69) and
Usain Bolt (9.58).
2011 Carter managed to make the 100 m at the
2011 World Athletics Championships with
Michael Frater,
Yohan Blake and defending champion
Usain Bolt. Carter, Blake and Bolt all made it to the final, though Carter had reportedly injured his leg just after the semi-final. In one of the most controversial finals, Usain Bolt false started and was immediately disqualified from the race under the IAAF's new false start policy. Yohan Blake won the gold in 9.92, with
Walter Dix in second in 10.08, and
Kim Collins in third in 10.09. Carter trailed in last (7th, due to Bolt's elimination) in 10.95. However, he managed to recover for his injury in time for the 4 × 100 m relay. Jamaica retained their world title in 37.04 seconds, a new world record and the first sub-37.10 by a relay team.
2012 As part of the Jamaican 4 × 100 metres relay team, setting the world record and Olympic record on August 11, 2012, at the 2012 London Olympics, of 36.84 seconds. This makes him part of the only 4 × 100 metres relay team so far to have gone under 37 seconds.
2013 In 2013, Carter participated at the Madrid Invitational, breaking the meeting record at 9.87, also being his season best. At the
Moscow World Championships, Carter won the bronze medal in the 100 m in 9.95, behind American
Justin Gatlin (9.85) and Jamaican teammate
Usain Bolt (9.77). He won a third world championship relay gold, leading off the Jamaican relay team, made up of Carter,
Kemar Bailey-Cole,
Nickel Ashmeade and Bolt. The team won in 37.36 seconds. This win was Jamaica's fifth consecutive major championship sprint relay gold, winning the Olympics in
Beijing 2008 and
London 2012, and the world titles in
Berlin 2009,
Daegu 2011 and
Moscow 2013.
2014 Carter confirmed interest in the
World Indoor Championships in
Sopot pending team selection.
2015 Carter went to the new season with a slow start. His season best was 9.98, behind American
Ryan Bailey and teammate
Asafa Powell. At the 2015 Bahamas World Relays, Nesta Carter ran the first leg at the 4 × 100 m relay, with exactly the same team that ran at the 2013 World Championships, which ended second behind USA relay team that consisted of
Michael Rodgers,
Justin Gatlin,
Tyson Gay and Ryan Bailey. At the
2015 IAAF World Championships, the Jamaican team went on to the finals of the 4 × 100 meter relay, that consisted of Carter, Asafa Powell, Nickel Ashmeade and Usain Bolt, which ended with another gold medal with 37.37. This was Carter's fourth world title with the Jamaican team.
2016 – failed anti-doping test Carter failed an
anti-doping test for the banned stimulant
methylhexanamine when traces of the drug were found in Carter's A and B samples. This happened when 454 frozen blood and urine samples from the 2008 Summer Olympics in Beijing were retested by the
International Olympic Committee. ==Accomplishments and major competition results==