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 cost per foot of fiber optic cable is now the lowest it's been since 2021. Labor dominates the installed price., 12-core vs 96-core) and brand. Main cost drivers include cable grade (indoor vs outdoor, armoured), distance, and labor for trenching, splicing, and termination.