Most listings are in the $20's per square foot per year. The Metro Vancouver submarket is going through a an increase in rates. In the last 3 months, the median rate increased $21 per sqft per year.
In the last 90 days, 17 listings have come on the market, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About 29% of the office spaces in the Metro Vancouver are subleases, so you might be able to find a shorter term or below market rent. 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 2,500 sqft. Most properties in this area are around 2 stories. Most buildings in this area were built in 1984 and are Class A.