On average, listings lease in the $20's per square foot per year. The Lakewood region is going through a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 11% decrease in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Lakewood submarket has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 6 listings have come on the market, which means spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,700 sqft. Most properties in this area are around 2 stories. Most buildings in this area were built in 1980 and are Class C.