After completing law school, he took a position in the St. Louis County Prosecuting Attorney's office as an assistant prosecutor.
In 1990, Westfall was the Democratic nominee for the County Executive's position, and he defeated incumbent H.C. Milford in his bid for re-election.
In October 2003, less than a year into his fourth term in office, Westfall died after developing a meningitis staph infection.
The Foundation raised funds via an annual golf tournament, among other various events, with proceeds going directly to various charities.
[citation needed] In 2006, the Buzz Westfall Plaza On The Boulevard opened for business, anchored by a new Schnucks supermarket and Target, on the site of the deteriorating Northland Shopping Center in Jennings.