The oldest of these voters, Josephine Chyler, is 106 years old. One voter was over 105 years old, making up 33.33% of the registered centenarian voters in the zip code. According to the American Society on Aging, there are an estimated 80,000 centenarians in the United States.
Statewide, the oldest voter is Tim Dial at 118 years old. There are 42 individuals on Illinois voter rolls who are currently listed as having been born before the oldest living person in the United States, Hester Ford. Ford was born August 15, 1905, according to the Supercentenarian Research Foundation. This could indicate that the state's voter registration data is outdated or that deceased voters are not being removed from the registry and someone is voting in their name.
| Name | Birthdate | Date of most recent vote cast | Voted Republican or Democrat |
|---|---|---|---|
| Antonia Yanez | 13 January 1920 | 6 November 2012 | Unknown |
| Elaine M. Green | 26 March 1920 | 8 November 2016 | Unknown |
| Eleanor R. Rowley | 19 May 1917 | 6 November 2012 | Unknown |
| Gabriel H. Bonje | 19 March 1920 | 4 November 2008 | Unknown |
| Henry S. Poliwka | 2 May 1920 | 4 November 2008 | Unknown |
| Hilda A. Lotito | 20 March 1918 | 2 November 2004 | Unknown |
| Jennie Garc | 6 February 1920 | 8 November 2016 | Unknown |
| Josephine E. Chyler | 20 February 1914 | 6 November 2018 | Unknown |
| Josephine Zolezzi | 9 March 1919 | 8 November 2016 | Unknown |
| Julia A. Hess | 2 September 1919 | 6 November 2018 | Unknown |
| Marie R. Sachs | 9 July 1918 | 8 November 2016 | Unknown |
| Michael De Surdis | 28 October 1919 | 5 November 2002 | Unknown |
| Neal Sipkovsky | 17 February 1919 | 15 March 2016 | Democratic |
| Reuben A. Erickson | 12 October 1918 | 4 November 2014 | Unknown |
| Robert Felsenthal | 26 August 1920 | 4 November 2014 | Unknown |
| Ruth L. Larson | 6 January 1920 | 6 November 2018 | Unknown |
| V. James Seng | 18 January 1920 | 15 March 2016 | Democratic |
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