All three ran unopposed and were sworn in by Judge Charles Stephens in the City Council chamber at the beginning of the evening's council meeting.
Family members joined each elected individual in front of the council dais during their oaths.
District 2 council member Justin Meadows was then elected by the new council to be the new mayor pro tem, replacing Wayne Peters of District 5.
Outgoing mayor Barron Casteel and council members Peters and Leah Garcia, District 6, were the subjects of approved resolutions that recognized each for their service to the New Braunfels community.
A video made for Casteel featured colleagues and family members praising the former mayor for his service for the past six years.
City Manager Robert Camareno received a surprise award that recognized his accomplishments over the past seven years in his current role, which include maintaining a 30% budget reserve and his work on the 2013 and 2019 bond programs.