Alberts played high school hockey for Benilde-St.
Margaret's from 1997 to 1999.
In his graduating year, he earned All-Conference honors while leading the Red Knights to a State Class A title.
He played the next two seasons at the junior level in the United States Hockey League (USHL) with the Waterloo Blackhawks.
 Recording 4 points over 49 games in his rookie campaign, he was named the team's Most Improved Player.
In 2000–01, he served as an alternate captain while raising his points total to 14 over 54 games.
That summer, Alberts was drafted by the Boston Bruins in the sixth round (179th overall) of the 2001 NHL Entry Draft.

Following the draft, Alberts began playing college hockey for Boston College Eagles of the Hockey East conference in 2001.
His first college goal came in the first round of the 2002 Beanpot, a short handed marker against the Boston University Terriers.
He scored 12 points his freshman year before improving to 22 points in 2002–03.
In his third college year, he recorded 16 points was a co-recipient of Hockey East's Best Defensive Defenseman award with Prestin Ryan of the Maine Black Bears.
He was also named to the Hockey East Second All-Star and NCAA East First All-American Teams.

Alberts did not miss a game during his college career until suffering two knee injuries during his senior year in 2004–05.
Limited to 30 games, he again recorded 16 points and was named to the Hockey East First All-Star Team.
In the playoffs, he ended what was the longest semifinal game in Hockey East history with a double-overtime goal against the Maine Black Bears.
Alberts earned Hockey East All-Tournament honors, as the Eagles defeated the New Hampshire Wildcats 3–1 in the final to win the Lamoriello Trophy as conference champions.
He also earned his second consecutive NCAA East All-American recognition.
Alberts played high school hockey for Benilde-St. Margaret's from 1997 to 1999. In his graduating year, he earned All-Conference honors while leading the Red Knights to a State Class A title. He played the next two seasons at the junior level in the United States Hockey League (USHL) with the Waterloo Blackhawks.  Recording 4 points over 49 games in his rookie campaign, he was named the team's Most Improved Player. In 2000–01, he served as an alternate captain while raising his points total to 14 over 54 games. That summer, Alberts was drafted by the Boston Bruins in the sixth round (179th overall) of the 2001 NHL Entry Draft.
Following the draft, Alberts began playing college hockey for Boston College Eagles of the Hockey East conference in 2001. His first college goal came in the first round of the 2002 Beanpot, a short handed marker against the Boston University Terriers. He scored 12 points his freshman year before improving to 22 points in 2002–03. In his third college year, he recorded 16 points was a co-recipient of Hockey East's Best Defensive Defenseman award with Prestin Ryan of the Maine Black Bears. He was also named to the Hockey East Second All-Star and NCAA East First All-American Teams.
Alberts did not miss a game during his college career until suffering two knee injuries during his senior year in 2004–05. Limited to 30 games, he again recorded 16 points and was named to the Hockey East First All-Star Team. In the playoffs, he ended what was the longest semifinal game in Hockey East history with a double-overtime goal against the Maine Black Bears. Alberts earned Hockey East All-Tournament honors, as the Eagles defeated the New Hampshire Wildcats 3–1 in the final to win the Lamoriello Trophy as conference champions. He also earned his second consecutive NCAA East All-American recognition.
Andrew Alberts