The typical asking rate per listing is in the $30's per square foot per year. The Seattle region is experiencing a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 466 listings have been made available, so you'll want to check back regularly for new listings. About 10% of the available leases in the Seattle are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,600 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this region are close to 3 stories. Most buildings in this region were built in 1982 and are Class A.