Compared to the rest of the Las Vegas–Henderson–Paradise market, the Winchester region has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 11 listings have been made available, which means leases most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 227% of the available space in the Winchester 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 800 sqft. Most buildings in this area are approximately 2 floors. Most buildings in this region were built in 1981 and are Class B.