2010Final results
2010 election for Oklahoma House District 3
Oklahoma House of Representatives · Oklahoma
James H. Lockhart (D) won with 53.0% of the vote, defeating Roger Mattox (R) by 6.0 points.
James H. LockhartDemocrat · winner
53.0%4,713
Roger MattoxRepublican
47.0%4,178
8,891 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET