The typical asking rate per listing is in the $30's per square foot per year. The Edgewood submarket is experiencing a an increase in rates. In the last 3 months, the median rate went up $34 per sqft per year.
Compared to the rest of the Seattle Metropolitan Area market, the Edgewood submarket has higher rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 2 listings have come on the market, which means spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 150% of the available space in the Edgewood 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 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 1,650 sqft. Most properties in this region are around 1 stories. Most buildings in this market were built in 1974.