How old were they?

Chris Carter

1B · Born December 18, 1986

Age in each postseason series

1. 2015 AL Wild Card (October 6, 2015), Astros vs Yankees 1–0: 28 years, 292 days
2. 2015 ALDS (October 8, 2015), Astros vs Royals 2–3: 28 years, 294 days

Age in each season

1. 2010 (Athletics): 23 years, 104 days to 23 years, 287 days
2. 2011 (Athletics): 24 years, 104 days to 24 years, 287 days
3. 2012 (Athletics): 25 years, 105 days to 25 years, 288 days
4. 2013 (Astros): 26 years, 104 days to 26 years, 287 days
5. 2014 (Astros): 27 years, 104 days to 27 years, 287 days
6. 2015 (Astros): 28 years, 104 days to 28 years, 287 days
7. 2016 (Brewers): 29 years, 105 days to 29 years, 288 days
8. 2017 (Yankees): 30 years, 104 days to 30 years, 287 days