John L. Burton Democratic John L. Burton Democratic Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: Mayoral elections: The 1998 California State Senate elections were held on November 3, 1998.

Senate seats of even-numbered districts were up for election.

Senate terms are staggered so that half the membership is elected every two years.

Senators serve four-year terms and are limited to two terms.

Democrats expanded their majority, winning a Republican-held seat and an Independent-held seat.