Most listings are in the $10's per square foot per year. The Avondale region is experiencing a a boost in rates. In the last 3 months, the median rate increased $15 per sqft per year.
Compared to the rest of the Tucson Metropolitan Area market, the Avondale region has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 3 listings have been posted online, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 33% of the listings in the Avondale are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 850 sqft. Most buildings in this region are close to 1 stories.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Arts, entertainment, and restaurants are the dominant industries in this region. Commute by public transit is the most popular way to get to work amongst Avondale folk. Commuting around 10 minutes a day is the norm for those who opt to reside in this part of town.