| Brian Brubaker | 13,388 | YES | Mayor of Round Lake | Lake | Collar counties |
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| Chris Brown | 12,140 | YES | Mayor of Morris | Grundy | Collar counties |
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| Chris Curtis | 10,389 | YES | Mayor of Kankakee | Kankakee | Collar counties |
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| Clare Kelly | 17,234 | YES | Evanston City Council (1st Ward) | Cook | Suburban |
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| Colin Gilbert | 31,767 | NO | Arlington Heights Village Trustee (at-large) | Cook | Suburban |
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| Damon Zdunich | 25,811 | NO | Joliet City Council (at-large) | Will | Collar counties |
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| Dan Brady | 41,782 | YES | Mayor of Bloomington | McLean | North Central |
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| David Goins | 14,392 | YES | Mayor of Alton | Madison | Southwest Central |
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| Elizabeth Davies | 22,061 | YES | Mayor of Grayslake | Lake | Collar counties |
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| Elizabeth Hellrung | 8,503 | YES | Troy Alderman (1st Ward) | Madison | Southwest Central |
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| Greg Klemstein | 5,316 | NO | Johnsburg Village Trustee (at-large) | McHenry | Collar counties |
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| Jennifer Bruzan Taylor | 16,319 | NO | Naperville City Council | DuPage/Will | Collar counties |
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| John Pritchard | 10,401 | NO | Mayor of Galesburg | Knox | West Central |
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| Kathleen Lorenz | 27,592 | NO | Mayor of Normal | McLean | North Central |
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| LaTonya Jones | 11,949 | NO | Hazel Crest Village Trustee (at-large) | Cook | Suburban |
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| Madelyn Staack | 17,887 | NO | Avon Township Trustee (at-large) | Lake | Collar counties |
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| Mike Adrieansen | 2,655 | YES | Mayor of Manhattan | Will | Collar counties |
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| Parielle Davis | 19,153 | YES | Evanston City Council (7th Ward) | Cook | Suburban |
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| Quin O'Brien | 44,325 | NO | Mayor of Gurnee | Lake | Collar counties |
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| Richard McLaughlin | 3,999 | YES | Mayor of Island Lake | Lake/McHenry | Collar counties |
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