1978Final results
1978 election for Texas House District 99
Texas House of Representatives · Texas
Jim Clark (D) won with 71.2% of the vote, defeating Jeff Calvert (R) by 42.3 points.
Jim ClarkDemocrat · winner · incumbent
71.2%6,723
Jeff CalvertRepublican
28.8%2,725
9,448 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 1978
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET