Most listings are in the $20's per square foot per year. The Pima County region is seeing a a rise in rates. In the last 3 months, the median rate went up $5 per sqft per year. That's a 29% rise in rent.
In the last 90 days, 145 listings have been listed, so you'll want to check back regularly for new listings. About 4% of the available leases in the Pima County are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet on the market, 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 buildings in this region are close to 2 stories. Most buildings in this area were built in 1985 and are Class B.