the same school
Refers to a school previously mentioned or understood from context; often used in news reports.
彼は私と同校の出身です。
He is from the same school as me.
the said school; the aforementioned school
Used anaphorically in formal writing or reporting to refer back to a school already introduced.
同校は来年度、新たなカリキュラムを導入する。
The said school will introduce a new curriculum next year.
A student from that school won the national competition.
According to the school, new uniforms will be introduced next month.
After graduating from that school, he went on to a well-known university.
A small fire broke out at that school last week.