On average, listings lease in the $20's per square foot per year. The Tempe submarket is going through a a boost in rates. In the last 3 months, the median rate went up $5 per sqft per year. That's a 18% increase in rent.
Compared to the rest of the Phoenix Metropolitan Area market, the Tempe region has more expensive rates, and you'll need to make a great offer to be in this hot submarket.
In the last 90 days, 181 listings have come on the market, so you'll want to check back regularly for new listings. About 4% of the available leases in the Tempe are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,600 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this region are close to 2 floors. Most buildings in this market were built in 1987 and are Class B.