The typical asking rate per listing is in the $10's per square foot per year. The Clark County submarket is going through a a boost in rates. In the last 3 months, the median rate went up $15 per sqft per year.
In the last 90 days, 2 listings have been made available, which means new availabilities most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 200% of the office spaces in the Clark County 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 16,860 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this region are around 1 floors. Most buildings in this region were built in 1989 and are Class B.