The typical asking rate per listing is in the $20's per square foot per year. The La Mesa submarket is seeing a decrease in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 8% decline in rent.
Compared to the rest of the San Diego market, the La Mesa region has smaller 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 new listings might be leasing quickly. You'll want to be prepared to make an offer immediately. About 82% of the available leases in the La Mesa 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 2,310 sqft. Most properties in this market are close to 2 floors. Most buildings in this area were built in 1979 and are Class C.