| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2023 | Nacional | Primera División | 8 | 0 | 0 | 0 | 0 | – |
| 2023 | River Plate | Primera División | 18 | 1 | 0 | 1 | 0 | – |
| 2022 | River Plate | Primera División | 29 | 3 | 0 | 1 | 1 | – |
| 2021 | River Plate | Primera División | 25 | 3 | 0 | 2 | 0 | – |
| 2020 | Nacional | Primera División | 17 | 2 | 0 | 2 | 1 | – |
| 2019 | Nacional | Primera División | 36 | 4 | 0 | 2 | 0 | – |
| 2018 | Nacional | Primera División | 14 | 0 | 0 | 3 | 0 | – |
| 2017/2018 | Malaga | La Liga | 26 | 4 | 2 | 5 | 0 | 7.0 |
| 2016/2017 | Malaga | La Liga | 29 | 1 | 3 | 5 | 0 | 6.7 |
| 2015/2016 | Malaga | La Liga | 16 | 1 | 1 | 1 | 0 | 6.9 |
| 2015/2016 | Real Sociedad | La Liga | 8 | 0 | 1 | 0 | 0 | 6.9 |
| 2014/2015 | Real Sociedad | La Liga | 32 | 4 | 0 | 2 | 0 | – |
| 2013/2014 | Real Sociedad | La Liga | 23 | 2 | 0 | 1 | 0 | – |
| 2012/2013 | Real Sociedad | La Liga | 31 | 7 | 0 | 3 | 0 | – |
| 2011/2012 | Mallorca | La Liga | 35 | 6 | 0 | 7 | 0 | – |
| 2010/2011 | Mallorca | La Liga | 33 | 5 | 0 | 2 | 0 | – |
| 2009/2010 | Mallorca | La Liga | 35 | 6 | 0 | 6 | 0 | – |
| 2008/2009 | Mallorca | La Liga | 19 | 5 | 0 | 2 | 0 | – |
| 2007/2008 | Mallorca | La Liga | 9 | 1 | 0 | 0 | 0 | – |
| 2006/2007 | Nacional | Primera División | 17 | 4 | 0 | 0 | 0 | – |
| 2005/2006 | Nacional | Primera División | 32 | 13 | 0 | 0 | 0 | – |
| Total | 492 | 72 | 7 | 45 | 2 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| - | River Plate | Nacional | N/A | |
| - | Nacional | River Plate | Free | |
| 07 Nov 2018 | Malaga | Nacional | Free | |
| 01 Jun 2016 | Real Sociedad | Malaga | Free | |
| 07 Dec 2012 | Mallorca | Real Sociedad | Free | |
| 07 Jan 2007 | Nacional | Mallorca | € 2.5M |
G. Castro career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.