Jim Cahill is the 62nd Mayor of the City of New Brunswick. He was sworn in as Mayor in January 1991 and has served continuously since. Mayor Cahill is a lifelong resident of New Brunswick. He was educated at St. Peter's Elementary and High Schools and earned an Associates Degree from Middlesex County College. He went on to obtain a Bachelor of Science Degree in Law Justice from Glassboro State College and a Masters Degree in Criminal Justice from Rutgers University. He obtained his Juris Doctorate from Seton Hall School of Law.

He is presently a partner in the law firm of Cahill, Branciforte, and Hoebich. His professional memberships include the New Jersey Bar Association and the New Brunswick Bar Association, for which he is a past president. He is a past member of the New Jersey Supreme Court District Ethics Committee, and the New Jersey Supreme Court Committee on the Tax Court.

Mayor Cahill's public service career began in 1980 when he was named Assistant City Attorney for the City of New Brunswick. He served in that capacity until his run for Mayor in 1990.

Mayor Cahill is married to Laura and has two children, Rebecca and Casey.