Cheap 1 Bedroom Apartments For Rent In Portland Oregon . The average apartment rent in portland is $1,680 per month so any rental south of $1,344 would be considered cheap here. As of june 2022, the average apartment rent in portland, or is $1,234 for a studio, $1,569 for one bedroom, $2,349 for two bedrooms, and $4,002 for three bedrooms. Reflections at the Park Vancouver, WA apartments for rent from www.apartmentlist.com The perfect 1 bed apartment is easy to find with apartment guide. Stay flexible during the rental shopping process as you may have to sacrifice certain amenities to meet your budget. 5325 n interstate ave portland, or 97217.