The Cook County, Illinois, general election was held on November 8, 1994.

The Democratic Party performed well, winning a full sweep of all countywide offices and 11 out of 17 seats on the Cook County Board of Commissioners.

Originally, Palatine village president Rita Mullins was running for the nomination, but she withdrew her candidacy.

[6] The 1994 Cook County Board of Commissioners election saw all seventeen seats of the Cook County Board of Commissioners up for election to four-year terms.

This was the first for the Cook County Board of Commissioners conducted with individual districts, as previous elections had been conducted through two sets of at-large elections (one for ten seats from the city of Chicago and another for seven seats from suburban Cook County).

Incumbent Democrats Joseph Berrios and Wilson Frost were reelected.

In the 1998 Metropolitan Water Reclamation District of Greater Chicago election took place on November 8, 1994, with primaries on March 15, 1994.

Partisan elections were held for judgeships on the Circuit Court of Cook County, due to vacancies.

An advisory referendum was held on whether the voters of Cook County wanted the Illinois General Assembly to pass a cap on property taxes.

Lehman had been appointed to the office the previous year after Richard Martwick resigned.

The Chicago Tribune observed that this office may have been the "most obscure election on the ballot".