Custom door installation costs vary significantly based on design complexity, size, and specific requirements. Basic custom iron doors typically start around $3,000-$5,000 installed, while elaborate designs can reach $8,000-$12,000 or more.The investment includes design consultation, manufacturing, professional installation, and hardware. When you compare this to the cost of replacing cheaper doors every 10-15 years, quality custom doors often cost less over time.We provide detailed estimates during the design consultation, so you know exactly what you’re investing before any work begins. No surprises, no hidden fees, no pressure to decide immediately.