Polls · 2028 presidential election, national
Harvard / Harris , 12 July 2026
Harvard / Harris has JD Vance ahead of Marco Rubio by 20 points in 2028 presidential election, national, 42% to 22%. Since its previous poll (31 May 2026): JD Vance −3 (45 → 42), Donald Trump Jr. −3 (21 → 18), Marco Rubio +1 (21 → 22).
| Race | 2028 presidential election, national |
|---|---|
| Fieldwork | 11 July 2026 – 12 July 2026 |
| Stage | primary R |
| Sample | 1,776 (registered voters) |
| Method | – |
| Release | release |
| In our average | No: a primary, another matchup, an older poll of the same pollster, or older than the window |
Main
 JD Vance R |
42 | |
 Marco Rubio R |
22 | |
 Donald Trump Jr. R |
18 | |
| Other | 7 | |
 Nikki Haley R |
6 | |
 Robert F. Kennedy Jr. R |
6 |
Against the other polls
Against the median of the 3 other polls of this race taken within a week of it: JD Vance 42% against 38%; Marco Rubio 22% against 19%.
Harvard / Harris's previous poll of this race, 31 May 2026 →
Photo credits
- Donald Trump Jr.: Photo: Gage Skidmore from Surprise, AZ, United States of America, CC BY-SA 2.0, via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Donald_Trump,_Jr._(53808883476)_(cropped).jpg)
- JD Vance: Photo: Emily J. Higgins, Public domain, via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:March_2026_Official_Vice_Presidential_Portrait_of_JD_Vance.jpg)
- Marco Rubio: Photo: U.S. Department of State, Public domain, via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Official_portrait_of_Secretary_Marco_Rubio.jpg)
- Nikki Haley: Photo: United States Department of State, Public domain, via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Nikki_Haley_official_photo.jpg)
- Robert F. Kennedy Jr.: Photo: U.S. Department of Health and Human Services, Public domain, via Wikimedia Commons (https://commons.wikimedia.org/wiki/File:Robert_F._Kennedy_Jr.,_official_portrait_(2025)_(cropped_3-4).jpg)