After three years of the home-hosting model, the Pac-12 announced a three-year deal to host the game at the neutral site of Levi's Stadium in Santa Clara, California. In 2017, the Pac-12 announced it would keep the game at Levi's Stadium through 2019 with an option for 2020.

Based on this passage, where is the pac 12 football championship played? Let's think fast. Stream of consciousness:
The relevant information to answer the above question is: In 2017, the Pac-12 announced it would keep the game at Levi's Stadium through 2019 with an option for 2020. So the final answer is Levi 's Stadium.