Nevada's 4th Senate district

The median household income was nearly $15,000 lower than Nevada's average, and over a quarter of the population lived in poverty.

The elder Mumford had previously showed interest in running for the district, but declined.

[10] Atkinson vastly out-raised Munford, and won the primary election with two-thirds of the vote.

Three Democrats ran to succeed him: Assemblyman Kelvin Atkinson, businesswoman Katherine Duncan, and parole officer supervisor David Wallace.

[16] In the general election, Atkinson faced caretaker and political newcomer Linda West Myers.

[20] The new districts went into effect on January 1, 2012 for filing for office and nominating and electing senators.

Closeup on the Las Vegas Valley with District 4 colored blue
Closeup map of District 4