Illinois ranks #7 among US states for total patents filed in 2024, with 16,273 patents from 8,447 inventors across 545 cities. On a per-capita basis that is 1.3 patents per 1,000 residents, a standard benchmark for comparing state-level R&D intensity.
Top Cities in Illinois 2024
| Rank | City | Patents | Inventors |
|---|---|---|---|
| #1 | Chicago, IL | 3,295 | 1,848 |
| #2 | Bloomington, IL | 650 | 231 |
| #3 | Champaign, IL | 591 | 181 |
| #4 | Naperville, IL | 464 | 282 |
| #5 | Evanston, IL | 454 | 258 |
| #6 | Peoria, IL | 304 | 191 |
| #7 | Normal, IL | 239 | 86 |
| #8 | Lake Forest, IL | 231 | 49 |
| #9 | Urbana, IL | 230 | 136 |
| #10 | Hoffman Estates, IL | 210 | 70 |
| #11 | Palatine, IL | 209 | 116 |
| #12 | Northbrook, IL | 208 | 102 |
| #13 | Schaumburg, IL | 190 | 111 |
| #14 | Arlington Heights, IL | 183 | 104 |
| #15 | Glenview, IL | 181 | 96 |
| #16 | Vernon Hills, IL | 177 | 85 |
| #17 | Libertyville, IL | 173 | 80 |
| #18 | Rockford, IL | 165 | 93 |
| #19 | Savoy, IL | 148 | 28 |
| #20 | Buffalo Grove, IL | 143 | 91 |
| #21 | Wheaton, IL | 140 | 69 |
| #22 | Aurora, IL | 136 | 91 |
| #23 | Wilmette, IL | 132 | 58 |
| #24 | Crystal Lake, IL | 125 | 71 |
| #25 | Gurnee, IL | 121 | 75 |