On average, listings lease in the $10's per square foot per year. The Sun City West submarket is going through a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 6% decrease in rent.
Compared to the rest of the Phoenix Metropolitan Area market, the Sun City West region has lower rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 1 listings have been made available, which means listings most likley are going fast. 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.
The standard measurement for office space in this area is around 920 sqft. Most buildings in this market are approximately 1 stories. Most buildings in this region were built in 2001 and are Class A.