A map of the 2012 US House of Representatives election in Arkansas' 4th congressional district by county. Incumbent Mike Ross (D) did not run for re-election. Tom Cotton (R) defeated Gene Jeffress (D) with 59.5% of the vote.
  Jeffress—&gt;90%
  Jeffress—80-90%
  Jeffress—70-80%
  Jeffress—60-70%
  Jeffress—50-60%
  Jeffress—40-50%
  Jeffress—30-40%
  Cotton—30-40%
  Cotton—40-50%
  Cotton—50-60%
  Cotton—60-70%
  Cotton—70-80%
  Cotton—80-90%
  Cotton—&gt;90%
Map: Own work
Election results from: Arkansas Secretary of State
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