The following is a list of transfers for the teams of the United Soccer League, the third tier of the United States soccer pyramid, for the 2016 season. The transactions begin at the conclusion of the 2015 USL season and end after the championship match of the 2016 season. New players who are listed on a club's official roster but with no official announcement being made appear at the end of the list.
Cameron Paul Lancaster is an English professional footballer who plays as a forward for USL League One club Lexington SC.
The 2014 Orlando City SC season was the club's fourth season of existence in Orlando, and their final season playing in the lower divisions. A Major League Soccer expansion franchise with the same name began play in 2015. The team entered the season as the defending USL Pro champions, beating Charlotte Eagles in the Championship Game after finishing second in the regular season.
The 2015 Pittsburgh Riverhounds season was the club's sixteenth season of existence. It is the Riverhounds' fifth season playing in the United Soccer League, and the club's third season hosting matches at soccer-specific Highmark Stadium.
Tyler Pasher is a Canadian professional soccer player who plays as a forward for Birmingham Legion in the USL Championship.
The 2015 Saint Louis FC season was the franchise's first season in the United Soccer League, the third division of soccer in the United States.
Sidney Adam Rivera is a professional soccer player who plays for United Premier Soccer League side New York Braveheart SC. Born in the United States, he represents Puerto Rico internationally.
The 2016 USL season was the sixth season of the United Soccer League and the twenty-second season of USSF sanctioned Division III play organized by the United Soccer Leagues.
Gregory Nicholas Ranjitsingh is a professional footballer who plays as a goalkeeper for Toronto FC in Major League Soccer. Born in Canada, Ranjitsingh represents Trinidad and Tobago internationally.
The 2016 Toronto FC II season was the second season in the club's history. In 2015 the team finished 11th in the Eastern Conference, therefore, missing the playoffs.
The Eastern Conference is one of two conferences in USL Championship soccer.
The 2016 Pittsburgh Riverhounds season was the club's seventeenth season of existence. It is the Riverhounds' six season playing in the United Soccer League, and the club's fourth season hosting matches at soccer-specific Highmark Stadium.
The 2016 Richmond Kickers season was the club's twenty-fourth season of existence. It is also the Kickers' ninth-consecutive year in the third-tier of American soccer, playing in the United Soccer League for their fifth season.
The 2016 season was the Harrisburg City Islanders's 13th season of competitive soccer - its thirteenth season in the third division of American soccer and its sixth season in the United Soccer League since the league was first created with the City Islanders as one of the original 10 founder-members.
The 2016 FC Cincinnati season was the club's first season of existence, and their first in the United Soccer League, the third-tier of the American soccer pyramid. FC Cincinnati play in the Eastern Division of USL. On April 16, the club set the USL's regular season attendance record, with 20,497. They broke this record twice more later in their season, first on May 14 with 23,375 attendees, then again on September 17 with an attendance of 24,376. On July 20, with five games left, the club broke the USL's single season attendance record.
The 2016 Charleston Battery season was the club's 24th year of existence, and their seventh season in the third tier of the United States Soccer Pyramid. It is their sixth season in the United Soccer League as part of the Eastern Conference.
The 2016 Charlotte Independence season was the club's second year of existence, and their second season in the third tier of the United States Soccer Pyramid. It is their second season in the United Soccer League as part of the Eastern Conference.
The 2017 Louisville City FC season was the club's third season in Louisville, Kentucky playing in the United Soccer League, which was one of the two second-tier leagues in the United States soccer league system.