2002Final results
2002 election for Illinois Legislative District 16
Illinois State Senate · Illinois
Jacqueline Collins (D) won with 88.9% of the vote, defeating Robert J. Pettis (R) by 77.7 points.
Jacqueline CollinsDemocrat · winner
88.9%45,167
Robert J. PettisRepublican
11.1%5,664
50,831 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 2002
Races before and after
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET