That falls under state jurisdiction, so there is no national answer, but I believe its usually 3-4 years.
Bob Foster was elected mayor of Long Beach in 2006.
In 2006 Bob Foster was elected Mayor of Long Beach.
Andrew was elected Lord Mayor on 27th June 2011
The Mayor of Nashville is elected every four years and is limited to two consecutive terms.
William Hawrelak was first elected as mayor in 1951. He was mayor for three different times. He died in office in 1975.
Depends on the rules (charter, etc.) of the town. In NYC the mayor sits for 4 years, but that may not be true everywhere
Mayor Menino was Boston's longest serving mayor-- he served from 1993 through the end of 2013. He could probably have been re-elected for yet another term, but due to ongoing health problems, he decided not to run again, and Martin J. Walsh was elected Boston's new mayor. He took office in January 2014.
Michael J. "Mike" Moncrief, a life long resident of Fort Worth, is the 43rd mayor of the City of Fort Worth. He was first elected as mayor on May 3, 2003. He was re-elected to his third term on May 12, 2007.
Australia does not have a president. The government is run by a Prime Minister. The Prime Minister is elected for a maximum of three years per term, but there is no limit to how many consecutive terms they can be elected to office.
The government of a city or town is determined by that community. They can put terms limits in place if they wish, but you will have to check the laws for the specific place you are asking about.
Long Live the Mayor was created on 2006-11-01.
There are no term limits for Mayor or Mobile Alabama. The elections are held yearly so as long as you can keep getting reelected you can be mayor.