 
The 2019 Virginia Senate election was held on November 5, 2019, concurrently with the House election, to elect members to all 40 seats in the Senate of Virginia for the 161st Virginia General Assembly and the 162nd Virginia General Assembly. Primaries were held on June 11. The elections resulted in Democrats gaining 2 seats in the senate, and gaining control of both chambers of the General Assembly, marking the first time that Democrats held control of both legislative and executive branches in Virginia since 1993.
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Overall results.
Close races.
Seats where the margin of victory was under 10%:
Retiring incumbents.
Three incumbent Senators, all Republicans, decided not to seek reelection:
Incumbents defeated.
In primary election.
One incumbent senator, a Democrat, was defeated in the June 11 primary election.
In general election.
One incumbent senator, a Republican, was defeated in the November 5th general election.
Detailed results.
District 1.
Incumbent Democrat Monty Mason has represented the 1st District since 2017.
References.
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