Furniture Cost

Furniture and Fixture Cost Estimation: What Really Drives Cost Per Unit

A money-first breakdown of what sets cost per unit in furniture and fixtures, how to build a quote that holds, and the estimating traps that erode margin.

Cost per unit in casegoods and upholstery usually splits into roughly 45 to 60 percent material, 20 to 30 percent direct labor, 8 to 15 percent overhead, and 3 to 8 percent packaging and freight prep. On a 300 dollar RTA cabinet, that is around 160 dollars in board, edgeband, and hardware, 75 dollars in labor, 35 dollars in overhead, and 20 dollars in flat-pack materials. Knowing the split matters because it tells you where to defend margin. A 5 percent material price move hits harder than a 5 percent labor change when material is 55 percent of cost.

Material cost is driven by yield, not just purchase price. A 55 dollar sheet at 72 percent yield delivers usable stock at 76 dollars per effective sheet; push yield to 85 percent with better nesting and effective cost drops to 65 dollars, an 11 dollar swing per sheet before you touch the vendor. Estimate scrap explicitly: assume 12 to 18 percent panel waste and 15 to 25 percent fabric waste, and price the scrapped material into the unit. Hardware is a fixed adder per unit; use the Hardware Kit Cost calculator so slides, hinges, pulls, and fasteners are quoted as a complete kit rather than a forgotten 14 dollar omission.

Labor cost is standard hours times a fully loaded rate, and the loaded rate is where quotes leak. A 22 dollar wage becomes 31 to 38 dollars loaded once you add payroll tax, benefits, and non-productive time at a 1.4 to 1.7 multiplier. If a cabinet carries 0.25 standard hours from your assembly time study, that is roughly 8 to 9.50 dollars of direct labor per unit at a loaded rate, not the 5.50 dollars a raw wage implies. Custom work adds engineering and setup time that must be amortized; the Custom Order Quote Time calculator captures the non-recurring hours a one-off order forces you to eat.

Machine time carries its own cost center: CNC router, edgebander, and spray booth each have an hourly burden of 25 to 60 dollars covering depreciation, tooling, power, and maintenance. A part that sits 3.5 minutes on a router at a 40 dollar per hour burden adds 2.33 dollars in machine cost before any labor. Finish is the sneakiest: booth throughput caps daily volume, so a slow two-coat schedule inflates cost per unit by starving the line. Price finishing by rack cycle, not by piece, using Finish Booth Capacity to convert booth minutes into a realistic per-unit finishing charge.

Packaging and reverse logistics are line items, not afterthoughts. Flat-pack cartons, foam corners, edge protectors, and instruction sheets run 8 to 25 dollars per unit depending on size and fragility; the Flat-Pack Packaging Cost calculator itemizes board, void fill, and labor to pack. Then reserve for damage returns. If 4 percent of shipments return damaged and each return costs 65 dollars in freight, rework, and restocking, that is 2.60 dollars of hidden cost on every unit shipped. The Damage Return Cost calculator turns your return rate into a per-unit reserve so the quote absorbs it instead of your margin.

Overhead allocation makes or breaks a defensible quote. Spreading fixed cost by direct labor hours is standard: if annual overhead is 900,000 dollars over 60,000 direct labor hours, that is a 15 dollar per hour burden, so a 0.25 hour cabinet absorbs 3.75 dollars of overhead. The trap is under-costing low-labor, high-material units, because labor-based allocation under-charges them for facility and admin cost. For material-heavy SKUs, sanity-check with a second driver like machine hours so a plywood-intensive fixture is not silently subsidized by hand-built upholstery.

Custom and short-run orders are where estimates go wrong most often. A one-off retail fixture might carry 6 hours of design, 2 hours of programming, and a 45 minute booth setup that a production run would amortize across hundreds of units but a single order cannot. Estimators routinely omit these non-recurring costs and quote the custom piece at production rates, losing 15 to 30 percent margin. Build a minimum order charge and route every custom request through Custom Order Quote Time so setup, engineering, and first-article inspection hours land in the price.

To build a quote that holds, stack the drivers explicitly: material at real yield, hardware kit, loaded labor from standard hours, machine burden by minutes, finishing by rack, packaging, a damage-return reserve, then overhead, then margin. Add a contingency of 3 to 8 percent for scrap variance and rework, higher on new patterns or first production runs. The most common failure is a single blended shop rate that hides these drivers; when you itemize, you can defend every dollar to a buyer and see exactly which SKU is quietly running at a 4 percent loss.

Published 2026-07-01.