| Location | Samokov, Sofia Province, Bulgaria |
|---|---|
| Coordinates | 42°18′54.85″N 23°32′18.16″E / 42.3152361°N 23.5383778°E |
| Capacity | 20,000 |
| Broke ground | 10 March 2025 |
| Opened | 21 March 2026 |
| Architect | Tsvetan Petrov |
| Website | https://a1motorpark.com/ |
| Car Circuit (2026) | |
| Length | 3.910 km (2.430 mi) |
| Turns | 15 |
A1 Motor Park is a 3.910 km (2.430 mi) permanent motor racing circuit in Samokov, Bulgaria, about 55 km south of the national capital Sofia. The race circuit was founded as Lara Racing Circuit.

The project construction begun on 10 March 2025, near Samokov, Bulgaria, financed by private investment. The circuit was planned to meet FIA Grade 3 standards and FIM Category BA, suitable for Formula 3 races and all motorcycle races except MotoGP.
On 9 December 2025, it was announced that telecommunications company, A1 Bulgaria, would become title sponsor of the circuit.
The track was officially opened on 21 March 2026, with local Formula 2 driver Nikola Tsolov the first to complete laps in a Dallara GP2/11. On 24 March, the unofficial lap record was set as by Pavel Lefterov in a Porsche 911 GT3 R (992) with a time of 1:30.991. On 20 April 2026, another unofficial lap record was set by Georgi Donchev in a Lamborghini Huracán GT3 Evo 2 with a time of 1:30.579.
The park's main feature is a 3.910 km (2.430 mi) race track designed to meet:
The route can be configured into 21 different layouts, ranging from 1.090 to 3.910 km (0.677 to 2.430 mi). According to the FIA, the venue is the first in the Balkans to meet FIA Grade 3 standards.