The typical asking rate per listing is in the $30's per square foot per year. The West Covina submarket is going through a a boost in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 4% increase in rent.
Compared to the rest of the Metropolitan Los Angeles market, the West Covina submarket has more expensive rates, and you'll need to make a great offer to be in this hot submarket.
In the last 90 days, 42 listings have been listed, so you'll want to check back regularly for new listings. About 36% of the available space in the West Covina are subleases, so you might be able to snag a great spot on a short term. 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 1,330 sqft. Most properties in this area are approximately 3 floors. Most buildings in this area were built in 1980 and are Class B.