The typical asking rate per listing is in the $10's per square foot per year. The El Dorado region is seeing a decrease in rates. In the last 3 months, the median rate fell $5 per sqft per year. That's a 19% decline in rent.
In the last 90 days, 35 listings have been made available, which means spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. 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 2,040 sqft. Most properties in this area are close to 1 floors. Most buildings in this region were built in 2001 and are Class B.