If you live alone in the Bay Area, it's going to cost you.
That's the resounding message from a recent report released by fintech data company SmartAsset that analyzed the top cities across the country where renters reap the biggest savings by doubling up with a roommate. And for the fifth-straight year, San Francisco has topped the national report of U.S. cities with the highest roommate savings.
According to the data, the average one-bedroom apartment in San Francisco costs $3,361 per month compared…