There are a total of 174 seats in the Mississippi State Legislature. All 52 seats of the Mississippi State Senate and all 122 seats of the Mississippi House of Representatives are up for election every four years. Elections for the Mississippi State Legislature occur in odd-numbered years.
The Mississippi Senate is the upper house of the Mississippi Legislature. Each member represents an average of 50,000 to 60,000 residents, depending on the decennial census. There are 52 senators, each serving a district indicated by a number. Senators serve four-year terms, without term limits.
The Mississippi House of Representatives is the lower house of the Mississippi State Legislature. 122 members serve in the House and are elected to four-year terms every four odd-numbered years. Each member represents around 25,000 residents, depending on the decennial census.
In order to run for the Mississippi State Senate, a candidate must:
- Be 25 years of age or older.
- Be a qualified elector and resident of the State of Mississippi for four years.
- Be a resident of the county or district a candidate plans to represent for two years.
- If running as a Republican or Democrat, pay a $15 filing fee to the State Executive Committee of the party with which the candidate is affiliated.
- If running as an independent, submit 50 signatures to the Circuit Clerk or the Secretary of State.
If there is a vacancy in the Senate, a special election is required to fill the vacant seat. The Governor must call for an election no later than 30 days after the vacancy happened. After the governor sets the election date, the counties conducting the election must be given at least 40 days notice before the election. All qualifying deadlines are 30 days before the election. Miss. Code Ann. 23-15-851 (1).
No special election is held if the vacancy happens after June 1st in an election year. Miss. Code Ann. 23-15-851 (2).