| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2024/2025 | Athens Kallithea | Super League 1 | 0 | 0 | 0 | 0 | 0 | – |
| 2024 | HJK | Veikkausliiga | 2 | 0 | 0 | 0 | 0 | – |
| 2023 | HJK | Veikkausliiga | 4 | 0 | 0 | 0 | 0 | – |
| 2022/2023 | Venezia | Serie B | 2 | 0 | 0 | 0 | 0 | 6.3 |
| 2021/2022 | Venezia | Serie A | 17 | 0 | 1 | 1 | 0 | 6.8 |
| 2020/2021 | Venezia | Serie B | 11 | 0 | 0 | 1 | 0 | 7.1 |
| 2019/2020 | Bristol City | Championship | 4 | 0 | 0 | 0 | 0 | 7.0 |
| 2018/2019 | Bristol City | Championship | 26 | 0 | 0 | 0 | 0 | 6.9 |
| 2017/2018 | Brighton & Hove Albion | Premier League | 0 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Brighton & Hove Albion | Championship | 1 | 0 | 0 | 0 | 0 | 7.2 |
| 2015/2016 | Brighton & Hove Albion | Championship | 0 | 0 | 0 | 0 | 0 | – |
| 2014/2015 | VVV | Eerste Divisie | 35 | 0 | 0 | 0 | 1 | – |
| 2013/2014 | VVV | Eerste Divisie | 33 | 0 | 0 | 1 | 0 | – |
| 2012/2013 | VVV | Eredivisie | 33 | 0 | 0 | 0 | 0 | – |
| 2011/2012 | AZ | Eredivisie | 0 | 0 | 0 | 0 | 0 | – |
| 2010/2011 | Willem II | Eredivisie | 12 | 0 | 0 | 0 | 0 | – |
| 2009/2010 | Willem II | Eredivisie | 6 | 0 | 0 | 0 | 0 | – |
| 2008/2009 | Den Bosch | Eerste Divisie | 7 | 0 | 0 | 0 | 0 | – |
| 2007/2008 | Den Bosch | Eerste Divisie | 33 | 0 | 0 | 0 | 0 | – |
| 2006/2007 | Den Bosch | Eerste Divisie | 27 | 0 | 0 | 0 | 0 | – |
| Total | 253 | 0 | 1 | 3 | 1 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 02 Jul 2025 | HJK | Kallithea | Free | |
| 08 Apr 2023 | Venezia | HJK | Free | |
| - | Stoke | Venezia | Free | |
| - | Bristol City | Stoke | Free | |
| 08 Jan 2018 | Brighton | Bristol City | Free | |
| 07 Jul 2015 | VVV | Brighton | Free | |
| 07 Jan 2012 | AZ | VVV | Free | |
| 10 Apr 2011 | Willem II | AZ | Free | |
| 07 Jan 2009 | Den Bosch | Willem II | Free |
N. Mäenpää career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.