Mayor Carol Herrera

Carol Herrera began a new chapter in her career of public service when she was first elected to the Diamond Bar City Council in November 1995.

Prior to this term, Ms. Herrera served as mayor in 2014, 2010, 2006, 2001 and 1998. She was mayor pro tem in 2018, 2009, 2003 and 1997.

Ms. Herrera is currently serving her sixth term on Council, giving her the distinction of having the longest tenure of service and being the first Latina mayor in Diamond Bar history.

A long-time advocate for local, regional and national transportation solutions, Ms. Herrera is currently working with the American Public Transportation Association (APTA) and serves on its board of directors and leadership committee.

She also serves on the Executive Board Of Foothill Transit and Tres Hermanos Conservation Authority, and chairs the Four-Corners Transportation Policy Group, and is the Council representative to the  L.A. County City Selection Committee, and San Gabriel Valley Council of Governments. 

Additionally, Ms. Herrera is the council delegate to the Industry East Development Advisory Committee, and alternate to the City’s standing committees on the City Audit, City Council Goals / City Manager Evaluation, Economic Development, and Public Safety.

She is also the City Council liaison to the Walnut Valley Unified School District.

Prior to being elected to the Diamond Bar City Council, Ms. Herrera served four terms on the Walnut Valley Unified School District Board.

Ms. Herrera earned her associate’s degree from Mt. San Antonio College, and has lived in Diamond Bar since 1966. In 1988, she was recognized as "Woman of the Year" by the State’s 60th Assembly District.

She and her husband, Art, a retired commander with the Los Angeles County Sheriff’s Department, have been married for more than 50 years and together raised three children.

When she is not tending to her duties of member of the city council and other civic and political organizations, Ms. Herrera enjoys spending time with her family, which now includes nine grandchildren.