Most listings are in the $20's per square foot per year. The Hayden submarket is going through a a rise in rates. In the last 3 months, the median rate rose $23 per sqft per year.
In the last 90 days, 2 listings have been listed, which means new availabilities are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 550% of the office spaces in the Hayden are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,770 sqft. Most buildings in this market are around 1 floors. Most buildings in this market were built in 2004 and are Class Class A.