On average, listings lease in the $30's per square foot per year. The Honolulu County submarket is going through a a rise in rates. In the last 3 months, the median rate rose $13 per sqft per year. That's a 55% rise in rent.
In the last 90 days, 264 listings have come on the market, so you'll want to check back regularly for new listings. About 2% of the listings in the Honolulu County 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 990 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this market were built in 1970 and are Class A.