Oregon Revised Statutes Revenue and Taxation § 307.145

(1) If not otherwise exempt by law, upon compliance with ORS 307.162, the child care facilities, schools, academies and student housing accommodations, owned or being purchased by incorporated eleemosynary institutions or by incorporated religious organizations, used exclusively by such institutions or organizations for or in immediate connection with educational purposes, are exempt from taxation.

(2) Property described in subsection (1) of this section which is exclusively for or in the immediate connection with educational purposes shall continue to be exempt when leased to a political subdivision of the State of Oregon, or to another incorporated eleemosynary institution or incorporated religious organization for an amount not to exceed the cost of repairs, maintenance and upkeep.