Jonathan Portz is a racing driver who competes in SKUSA SuperNationals. Portz has recorded 0 wins and 0 podiums from 1 start.[1]
A Racer Rating of 2,516 ranks Portz 13065th of 40,200 indexed drivers, on an Elo scale where the strongest reach the high 8,000s. It is built from every indexed race in the driver's file.
| 2025-11-16 | Las Vegas Pro X30 | P25 | −19 |
| Season | Series | Team | Races | Wins | Podiums | DNFs | Poles | Points | Pos | Gain/Loss | Rating |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | ▸SKUSA SuperNationals | 1 | 0 | 0 | 0 | 0 | 0 | — | +1,166 | 2,516 |
| Rival | Rating | Raced | Ahead | Behind | Record |
|---|---|---|---|---|---|
| 🇺🇸 Alessandro de TullioHigher-rated | 4,657 | 1 | 1 | 0 | 100% |
| 🇺🇸 Frankie MossmanHigher-rated | 3,404 | 1 | 1 | 0 | 100% |
| 🏳️ Lewis HodgsonHigher-rated | 3,247 | 1 | 1 | 0 | 100% |
| # | Driver | Series | Rating |
|---|---|---|---|
| 13,055 | 🏳️ Andy Ratel | SKUSA SuperNationals | 2,516 |
| 13,056 | 🇫🇷 Angelina Proenca | French F4 | 2,516 |
| 13,057 | 🏳️ Chad Campbell | SKUSA SuperNationals | 2,516 |
| 13,058 | 🇬🇧 Christopher Kemp | 24H Series | 2,516 |
| 13,059 | 🏳️ Colton Aldridge | SKUSA SuperNationals | 2,516 |
| 13,060 | 🇬🇧 Daniel Lavery | British GT Championship | 2,516 |
| 13,061 | 🏳️ Daniel Morales | SKUSA SuperNationals | 2,516 |
| 13,062 | 🇬🇧 David Tinn | 24H Series | 2,516 |
| 13,063 | 🇱🇹 Dziugas Tovilavicius | 24H Series | 2,516 |
| 13,064 | 🇪🇸 Jase Gleichberg | 24H Series | 2,516 |
| 13,065 | 🏳️ Jonathan Portz | SKUSA SuperNationals | 2,516 |
| 13,066 | 🇬🇧 Joseph Osborne | Nürburgring Langstrecken-Serie | 2,516 |
| 13,067 | 🏳️ Kieran Rogers | SKUSA SuperNationals | 2,516 |
| 13,068 | 🏳️ Kody Adcock | SKUSA SuperNationals | 2,516 |
| 13,069 | 🏳️ Kyle Heckman | SKUSA SuperNationals | 2,516 |
| 13,070 | 🇯🇵 Masashige Itoh | Nürburgring Langstrecken-Serie | 2,516 |
| 13,071 | 🇲🇽 Michael Rivera | SKUSA SuperNationals | 2,516 |
| 13,072 | 🇫🇷 Philippe Marie | 24H Series | 2,516 |
| 13,073 | 🇪🇪 Robin Vaks | 24H Series | 2,516 |
| 13,074 | 🇺🇸 Spencer Bucknam | McLaren Trophy America | 2,516 |
| 13,075 | 🇬🇧 Tom Black | 24H Series | 2,516 |
Jonathan Portz is a competitive amateur racer currently competing in karting. His Racer Rating of 2,645 places him in the club racing band, the entry level of competition where drivers are learning the sport and racing primarily against peers rather than established professionals.[1]
Portz competed in the SKUSA SuperNationals in 2025, his first recorded season of racing. He finished 25th on average across his single start in that event. In that appearance, he recorded results ahead of several semi-professional drivers, including Frankie Mossman (rated 3,879), Lewis Hodgson (rated 3,458), Turner Brown (rated 3,215), and Adam Brickley (rated 3,169). These were isolated results rather than sustained head-to-head patterns, but they indicate Portz competed in a field substantially stronger than his own rating would suggest.
Portz remains active in racing as of 2025 with minimal record in the index. His career is in its earliest stages, and his development trajectory remains to be established.