Most listings are in the $30's per square foot per year. The Renton region is seeing a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 3% rise in rent.
Compared to the rest of the Seattle Metropolitan Area market, the Renton region has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 7 listings have been listed, which means new listings are probably leasing quickly. You'll want to be prepared to make an offer immediately. 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 7,980 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this market were built in 1983 and are Class A.