Timothy Lapointe was a 1987 graduate of the University of Northern Iowa with a degree in History, Lapointe completed law school at The University of Iowa and in 1992 he returned to Mason City to practice law with his brother. In September 2008, he formed the Offices of Timothy L. Lapointe, P.C., a general practice firm with a focus on personal injury, employment, civil, and criminal litigation. Lapointe is a current active member with the Iowa Association for Justice (IAJ).
Lapointe has been actively involved in local and state politics in his hometown of Mason City. He was Chairman of the Information Technology Council in 2004, is former chairman of the Cerro Gordo County Democrats, a past Rotarian, and is a past president and vice-president of the North Iowa AIDS Coalition. He has been a coach for Little League baseball, football, and basketball for several years, and is a past member of the Mason City Community Theater Board. Lapointe is also a current active member of the St. Joseph's Catholic Church in Mason City.