Why do Marietta homes need different valuation approaches?

Marietta spans several distinct neighborhoods within Cobb County, each with its own school zone, lot sizes and buyer demand, so a single citywide formula misses real differences from one part of the city to another. A ranch near the square prices differently than new construction farther out, even at a similar square footage. Joel Boss adjusts his comparable sales selection to match the specific pocket of Marietta a property sits in.