On average, listings lease in the $10's per square foot per year. The North Corona region is experiencing a decline in rates. In the last 3 months, the median rate fell $8 per sqft per year. That's a 32% decrease in rent.
Compared to the rest of the Metropolitan Los Angeles market, the North Corona region has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 10 listings have come on the market, which means new listings most likley are 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 1,560 sqft. Most properties in this area are close to 2 floors. Most buildings in this area were built in 2007 and are Class A.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Agriculture is the dominant industry in this region. Most of the occupants of North Corona work from home. Commuting between 30 and 45 minutes a day is the norm for those who opt to reside in this part of town.