The typical asking rate per listing is in the $20's per square foot per year. The Las Vegas region is seeing a a rise in rates. In the last 3 months, the median rate went up $28 per sqft per year.
In the last 90 days, 636 listings have been posted online, so you'll want to check back regularly for new listings. About 123% of the office spaces in the Las Vegas are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,400 sqft. Most buildings in this region are around 2 floors. Most buildings in this market were built in 1999 and are Class B.