IndyCar Series — 2026 Season
| Rd | Event | Circuit | Start | End |
|---|---|---|---|---|
| 1 | St. Petersburg | Streets of St. Petersburg | Feb 27 | Mar 01 |
| 2 | Phoenix | Phoenix Raceway | Mar 06 | Mar 07 |
| 3 | Arlington | Streets of Arlington | Mar 13 | Mar 15 |
| 4 | Birmingham | Barber Motorsports Park | Mar 27 | Mar 29 |
| 5 | Long Beach | Streets of Long Beach | Apr 17 | Apr 19 |
| 6 | Indianapolis | Indianapolis Motor Speedway Road Course | May 08 | May 09 |
| 7 | Indianapolis | Indianapolis Motor Speedway | May 12 | May 24 |
| 8 | Detroit | Streets of Detroit | May 29 | May 31 |
| 9 | St. Louis | World Wide Technology Raceway | Jun 06 | Jun 07 |
| 10 | Elkhart Lake | Road America | Jun 19 | Jun 21 |
| 11 | Lexington | Mid-Ohio Sports Car Course | Jul 04 | Jul 05 |
| 12 | Nashville | Nashville Superspeedway | Jul 18 | Jul 19 |
| 13 | Portland | Portland International Raceway | Aug 08 | Aug 09 |
| 14 | Markham | Streets of Markham | Aug 15 | Aug 16 |
| 15 | Washington | Streets of Washington, D.C. | Aug 23 | Aug 23 |
| 16 | Milwaukee | Milwaukee Mile | Aug 29 | Aug 29 |
| 17 | Milwaukee | Milwaukee Mile | Aug 30 | Aug 30 |
| 18 | Monterey | WeatherTech Raceway Laguna Seca | Sep 05 | Sep 06 |
| All dates in race local timezone | ||||