A simple 1-core FTTH drop cable costs around $0. Fiber-optic cable materials typically cost $1 to $6 per linear foot, depending on fiber count and cable type. Commercial building installations with 100-200 network drops generally range from $15,000 to $30,000. Single-mode fiber costs less per foot than multimode fiber, but it requires more. The unit cost of fiber optic cables can vary from $0. Here's a general pricing reference: These are indicative prices based on standard configurations. We will break down the factors affecting the costs of the cables themselves, labor for. These networks are constructed both underground and through aerial fiber, at an average cost of $1,000 to $1,250 per residential household passed or $60,000 to $80,000 per mile.