On average, listings lease in the $10's per square foot per year. The Federal Way submarket is seeing a a boost in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 8% increase in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Federal Way submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 14 listings have been listed, which means listings are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 14% of the office spaces in the Federal Way 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,160 sqft. Most buildings in this market are close to 2 floors. Most buildings in this area were built in 1986 and are Class A.