On average, listings lease in the $30's per square foot per year. The Anchorage region is going through a an increase in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 6% increase in rent.
In the last 90 days, 164 listings have come on the market, so you'll want to check back regularly for new listings. About 2% of the available space in the Anchorage 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 available, so finding a space for a small business might be tough.
Even though the median size is 2,590 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this area are close to 2 stories. Most buildings in this market were built in 1977 and are Class A.