Beach currently serves on the Agriculture and Rural Development, Banking and Insurance, Education, Judiciary, Natural Resources, and Transportation and Infrastructure committees.
[5] Beach won the Democratic nomination with a plurality of the vote (48.0%) over fellow farmers William Keplinger and Dave Miller.
On November 6, 2018, Robert Beach defeated challenger Republican candidate and former WV State Senator Michael Oliverio in the general election.
On November 4, 2014, Beach defeated challenger and former West Virginia Republican Party Chairman Kris Warner in the general election.
He was re-elected to a fourth term during the November 7, 2006 General election alongside incumbent Charlene Marshall (D), returning Delegate Barbara Fleischauer, and Democratic nominee Alex Shook.