[3] District 9 is based in the southwestern suburbs of Las Vegas in Clark County, including most of Enterprise and parts of Summerlin South and Spring Valley.

Furthermore, the 9th district's population is better educated than state average; over 30% of its inhabitants have a bachelor's or a graduate's degree, while only 8% has no high school diploma.

In 2014, incumbent Democrat Justin Jones ran for re-election, drawing four Republican opponents: Becky Harris, Vick Gill, David Schoen, and Ron Quilang.

Schoen highlighted the lack of young voices in politics, while Quilang contended that politicians didn't represent small businesses and that Nevada was "moving backward.

[12] In September, in a television ad which the Review-Journal called misleading, Jones was attacked for previous incident representing Las Vegas Sands as an attorney.

However, on February 17, 2012, she resigned after her husband was arrested and the couple divorced, triggering an off-cycle election on November 6, 2012 to fill the remainder her term.

[19][20] For Republicans, Nevada GOP spokeswoman Mari Nakashima St. Martin faced Assemblyman Brent Jones, who supported the Tea Party movement.

St. Martin similarly highlighted education, saying that the government should not cut school funding, and advocated for fewer business regulations.