|Date of birth||November 9, 1994|
|Place of birth||Chevy Chase, Maryland, United States|
|Height||1.80 m (5 ft 11 in)|
|2012||Wake Forest Demon Deacons|
|2013||→ Richmond Kickers (loan)||1||(0)|
|2014||→ Richmond Kickers (loan)||6||(1)|
|2015||→ Richmond Kickers (loan)||7||(0)|
|2012–2013||United States U20||5||(0)|
* Senior club appearances and goals counted for the domestic league only and correct as of October 8, 2016.
Youth and College
Born in Chevy Chase, Maryland, Martin joined the D.C. United Academy during the 2009–10 season as a 14-year-old in the under-16 category. In his second season with the u16s, Martin led the team in scoring with 13 goals while leading the side to finish top of its group in the U.S. Soccer Development Academy. Then, the next season, Martin was promoted to the under-18s where he led the team in scoring with 11 goals. He impressed the coaching staff enough that season to earn playing time with the D.C. United Reserves in MLS Reserve League action.
Martin then choose to attend Wake Forest University where he would play for the Wake Forest Demon Deacons soccer team for the 2012 season in which he scored 1 goal and grabbed six assists. At the end of the season, Martin earned All-ACC Freshman Team honors.
On July 10, 2013 it was announced that Martin had signed-on as a homegrown player with D.C. United of Major League Soccer, thus becoming the team's sixth homegrown signing. After a short loan spell at the Richmond Kickers in the USL Pro, Martin made his debut for D.C. United on August 3, 2013 against the Montreal Impact in which he came on in the 76th minute for Nick DeLeon as United won the game 3–1.
Richmond Kickers (loan)
On July 17, 2013 it was announced that D.C. United had sent Martin out on loan to their USL Pro affiliate, the Richmond Kickers. He made his one and only appearance for the Kickers on July 23 against the Vancouver Whitecaps Reserves in which he started and played 85 minutes as the Kickers won the match 2–1.
- As of April 25, 2014
|Club||Season||League||MLS Cup||US Open Cup||CONCACAF||Total|
|Richmond Kickers (loan)||2013||1||0||—||—||0||0||—||—||1||0|
|Richmond Kickers (loan)||2014||6||1||—||—||0||0||—||—||6||1|
- "D.C. United signs Homegrown midfielder Collin Martin". DC United. Retrieved July 23, 2013.
- "D.C. United 3 - 1 Montreal Impact". Major League Soccer. Retrieved September 13, 2013.
- "Collin Martin loaned to Richmond". DC United. Retrieved July 23, 2013.
- "WHITECAPS RES. VS. RICHMOND KICKERS 1 - 2". Soccerway. Retrieved September 13, 2013.
- Collin Martin profile at Soccerway