Most listings are in the $10's per square foot per year. The Escondido region is experiencing a decrease in rates. In the last 3 months, the median rate decreased $0 per sqft per year. That's a 2% decrease in rent.
Compared to the rest of the San Diego market, the Escondido region has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 14 listings have come on the market, which means new listings are probably going fast. 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 2,080 sqft. Most properties in this area are approximately 2 stories. Most buildings in this area were built in 1986 and are Class A.