On average, listings lease in the $10's per square foot per year. The Colton region is experiencing a decrease in rates. In the last 3 months, the median rate fell $6 per sqft per year. That's a 23% decline in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Colton submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 17 listings have been listed, which means new availabilities most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 159% of the office spaces in the Colton 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.
The standard measurement for office space in this area is around 1,560 sqft. Most buildings in this area are around 2 stories. Most buildings in this market were built in 1982 and are Class B.