On average, listings lease in the $20's per square foot per year. The Buena Park submarket is going through a an increase in rates. In the last 3 months, the median rate went up $22 per sqft per year.
Compared to the rest of the Metropolitan Los Angeles market, the Buena Park region has smaller rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 2 listings have been posted online, which means spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,300 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this area are close to 2 stories. Most buildings in this area were built in 1986 and are Class B.