Most listings are in the $10's per square foot per year. The Surprise submarket is going through a decline in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 21% decline in rent.
Compared to the rest of the Phoenix Metropolitan Area market, the Surprise submarket has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 11 listings have been posted online, which means leases might be 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 880 sqft. Most buildings in this region are close to 2 stories. Most buildings in this region were built in 2006 and are Class B.