On average, listings lease in the $60's per square foot per year. The Newport Beach region is experiencing a a boost in rates. In the last 3 months, the median rate rose $10 per sqft per year. That's a 19% increase in rent.
Compared to the rest of the Metropolitan Los Angeles market, the Newport Beach submarket has greater rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 96 listings have been posted online, so you'll want to check back regularly for new listings. About 66% of the available leases in the Newport Beach 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,300 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 1980 and are Class B.