The typical asking rate per listing is in the $10's per square foot per year. The West 1st Street region is going through a a boost in rates. In the last 3 months, the median rate increased $18 per sqft per year. That's a Inf% increase in rent.
In the last 90 days, 1 listings have been listed, which means new availabilities 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 1,000 sqft. Most buildings in this market were built in 1973 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Health care is the dominant industry in this market. Most of the occupants of West 1st Street work from home. Commuting close to 10 minutes a day is the norm for those who opt to reside in this part of town.