Born in Irun, Gipuzkoa, Patricio began playing football with hometown club Racing de Irún in 1909, helping the club win the 1913 Copa del Rey Final by scoring a goal in a 2-2 draw against Athletic Bilbao, eventually winning the replay 1-0 in the following day.

As well as winning four regional championships with Real Unión, Patricio reached the 1918 and 1922 Copa del Rey finals with his club.

[citation needed] In May of 1915, he was a member of the team that won the first edition of the Prince of Asturias Cup, an inter-regional competition organized by the RFEF.

[5] In the decisive game against a Castile/Madrid XI, he scored the opening goal in an eventual 1-1 draw that was enough for the Basques to win the cup for the first (and only) time in their history.

[4] Arabolaza died in March 1935 in his hometown of a rapid illness that unexpectedly ended his life a few days before his 42nd birthday.