Entire 5th floor for lease. 5800 sqft. Ready for Finishing touches! This 5th floor is spacious with multiple offices, great views, and an amazing location! This is one you do not want to miss. The patio is about 1,000 sqft, but you only pay for 500 sqft! LEASE: $27 sqft/yr/gross. Increases $1/sqft/yr every year. Currently Available. Location Full 5th floor for lease in 2505 21st Ave S office building in the heart of Hillsboro/ West End area. Right off 440 Hillsboro Pike exit.