How long does fiber cement siding typically last? 30-40 years 50% 40-50 years 50% Get Free Quotes Today! Question: How long does fiber cement siding typically last? Top Answer (50% of 2 votes): 40-50 years. Answer: 40-50 years Explanation: James Hardie siding has a warranty for 50 years with their product. R&R Kustom Exteriors Get Free Quotes Today! Find Local Pros Free Fiber Cement Siding Installation Cost Estimates Related Questions How Much Does It Cost to Install Fiber Cement Siding? Can fiber cement siding be installed over stucco?Top answer: In some cases Can fiber cement siding be installed over brick?Top answer: No, never Does fiber cement siding rot?Top answer: Yes How Much Does It Cost to Put New Wood Siding on a House?