Historical IndyCar TV Ratings
Since 2016. All races live unless noted as delayed (D)
| Venue | 2016 Network |
2016 Rating |
2016 Viewers |
2017 Network |
2017 Rating |
2017 Viewers |
2018 Network |
2018 Rating |
2018 Viewers |
2019 Network |
2019 Rating |
2019 Viewers |
| St. Pete | ABC | 1 | 1,400K | ABC | 0.8 | 1,190K | ABC | 0.81 | 1,144K | NBCSN | 0.32 | 495K |
| Phoenix | NBCSN | 0.29 | 363K | NBCSN | 0.21 | 343K | NBCSN | 0.19 | 253K | – | – | – |
| Austin | – | – | – | – | – | – | – | – | – | NBCSN | 0.23 | 341K |
| Barber | NBCSN | 0.26 | 279K | NBCSN | 0.39 | 470K | NBCSN | 0.2 | 310K | NBCSN | 0.19 | 296K |
| Long Beach | NBCSN | 0.37 | 402K | NBCSN | 0.21 | 321K | NBCSN | 0.24 | 370K | NBCSN | 0.28 | 436K |
| Indy GP | ABC | 1 | 1,300K | ABC | 0.7 | 1KK | ABC | 0.55 | 780K | NBC | 0.71 | 1,066K |
| Indy 500 | ABC | 3.9 | 6KK | ABC | 3.4 | 5,500K | ABC | 3.1 | 4,900K | NBC | 3.40 | 5,400K |
| Detroit 1 | ABC | 0.7 | 1KK | ABC | 0.6 | 847K | ABC | 0.55 | 751K | NBC | 0.55 | 761K |
| Detroit 2 | ABC | 0.6 | 918K | ABC | 0.9 | 1,400K | ABC | 0.63 | 936K | NBC | 0.71 | 1,091K |
| Texas | NBCSN | 0.3 | 388K | NBCSN | 0.35 | 561K | NBCSN | 0.21 | 336K | NBCSN | 0.24 | 366K |
| Elkhart Lake | NBCSN | 0.33 | 470K | NBCSN | 0.37 | 568K | NBCSN | 0.22 | 322K | NBC | 0.77 | 1,104K |
| Toronto | CNBC | – | 171K | CNBC(L) | – | 187K | – | – | – | – | – | – |
| Toronto | NBCSN(D) | 0.3 | 530K | NBCSN(D) | 0.32 | 489K | NBCSN | 0.29 | 458K | NBCSN | 0.33 | 502K |
| Iowa | NBCSN | 0.37 | 534K | NBCSN | 0.37 | 534K | NBCSN | 0.31 | 452K | NBCSN | 0.11 | 156K |
| Mid-Ohio | NBCSN | 0.55 | 811K | NBCSN(D) | 0.39 | 576K | NBCSN(D) | 0.39 | 644K | NBC | 0.47 | 670K |
| Mid-Ohio | – | – | – | CNBC(L) | 0.13 | 200K | CNBC(L) | 0.09 | 139K | – | – | – |
| Pocono | NBCSN | 0.45 | 635K | NBCSN | 0.4 | 618K | NBCSN | 0.34 | 542K | NBCSN | 0.36 | 549K |
| Gateway | NBCSN | 0.23 | 359K | NBCSN | 0.23 | 391K | NBCSN | 0.20 | 310K | |||
| Watkins Glen | NBCSN | 0.29 | 440K | NBCSN | 0.41 | 604K | – | – | – | – | – | – |
| Portland | – | – | – | – | – | NBCSN | 0.35 | 529K | NBCSN | 0.74 | 1,101K | |
| Sonoma | NBCSN | 0.33 | 528K | NBCSN | 0.33 | 536K | NBCSN | 0.38 | 629K | NBC | – | – |
| Laguna Seca | – | – | – | – | – | – | – | – | NBC | 0.50 | 732K | |
| Totals | 16,169K | 16,303K | 13,886K | 15,376K | ||||||||
| – | – | – | % Chg | +0.8% | % Chg | -14.8% | % Chg | +10.7% |