I got a question for you: Chase Center is a multi-purpose arena under construction in the Mission Bay neighborhood of San Francisco that will open before the 2019 -- 20 NBA season. Groundbreaking of the arena happened during the 2016 -- 17 NBA season. It will mainly be used for basketball, becoming the new home of the Golden State Warriors of the National Basketball Association (NBA). The Warriors, who have been located in the San Francisco Bay Area since 1962, have played their home games at Oracle Arena in Oakland since 1971.

Based on this passage, where is the new warriors stadium being built?
Let's think first:
To answer this question, we should know that: Chase Center is a multi-purpose arena under construction in the Mission Bay neighborhood of San Francisco that will open before the 2019 -- 20 NBA season.
Therefore, the answer is the Mission Bay neighborhood of San Francisco.