The State Fair of Texas in 2025 is open from September 26 to October 19. The fair hours are Sundays through Thursdays from 10 a.m. to 9 p.m., and Fridays through Saturdays from 10 a.m. to 10 p.m. The last entry time is 9 p.m. Gates open daily at 10 a.m., with parking gates opening at 9:30 a.m.