Second World Series appearance for the Houston Astros. They were in the 2005 World Series (2005) and was defeated by the Chicago White Sox in a 4-game sweep but their first appearance as an American League team as their appearance in 2005 was when they were in the National League.
Houston Astros win first World Series championship in franchise history their only other appearance was 2005 but lost to the White Sox in four games.
First World Series in which home field advantage was awarded to the team with the better regular season record. From 1903 to 2002, the two leagues alternated, and from 2003 to 2016, it was awarded to the team from whichever league won the All-Star Game.
First time since 1970 that the two teams meeting in the World Series both won 100 games or more in the regular season.
The second ever "Cal-Tex Series", in which a team from California and Texas will play in the series, with the first having occurred in 2010 World Series (2010) which had San Francisco Giants vs. Texas Rangers.