Product Details

The 2026 BNi Home Builder’s Costbook is your go-to estimating tool for residential construction, packed with over 8,500 unit costs covering every CSI MasterFormat® division - from concrete and carpentry to HVAC, electrical, and finish work. Whether you're preparing a preliminary estimate or finalizing a bid, this book equips builders, contractors, and estimators with reliable, up-to-date national average costs - plus labor, material, and equipment breakdowns. Includes Metro Area Multipliers for 600 metro areas, man-hour data, and overhead & profit allowances.