Short Answer, No...
It's possible that a town's tax records on any given house are among the
least reliable statistics available.
We're not talking about here in SC, we're talking everywhere in the United States.
It's a common fact. Town records are a rough estimate. They can be correct, but more often than not, they can be way off.
Unfortunately, despite this widely known fact, a surprising number of Real Estate agents and popular Websites continue to use town records as if they were the defacto reference source.