By Husky Cara Fine Homes | Last updated: September 2026 Quick answer: Basement remodeling in Alpharetta, GA typically costs $78 to $98 per square foot, materials and labor included, across three published tiers, Good, Better, and Best. A 1,000 sq ft basement runs roughly $78,000 to $98,000. The biggest swing factor, up to $100,000, comes down to one thing: whether the basement already has plumbing stubbed in. Most basement quotes start with a phone call, a rough square footag