Most listings are in the $20's per square foot per year. The Tacoma submarket is going through a decrease in rates. In the last 3 months, the median rate fell $5 per sqft per year. That's a 18% decrease in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Tacoma region has less expensive rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 7 listings have been made available, which means listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 9,160 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this area are approximately 2 floors. Most buildings in this area were built in 1975 and are Class B.