Masonry & Brickwork
Quoin / Corner Brick Calculator
Estimates corner bricks for quoin detailing on brick veneer
Updated May 13, 2026 · Live
What this tool does
Estimates corner bricks for quoin detailing on brick veneer.
Estimates total quoin bricks needed for corner detailing based on wall height, course height, and number of corners.
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Formula Used
How the quoin / corner brick calculator works
Estimates corner bricks for quoin detailing on brick veneer. The calculator takes your dimensions and supplier rates, applies a standard US construction formula, and returns a quantity with an indicative cost. Every figure is an estimate — site conditions always move the final number.
Typical US masonry and brickwork wastage
Brick wastage is 5% on running bond, 10% on Flemish or other patterned bonds. CMU (block) wastage at 5–7% is adequate for straight walling. Our defaults reflect common US trade allowances, and can be adjusted upwards for non-standard geometry or downwards where experience supports a lower figure.
What this tool does not do
It does not replace a professional quote, factor regional pricing, assess structural adequacy, or confirm building code compliance. Those remain the responsibility of a suitably qualified designer, engineer, or your local building official.
On-site considerations for quoin / corner brick
Wet weather slows mortar curing and can wash out joints — protect fresh work with poly sheeting. Below 40°F, fresh mortar or concrete needs cold-weather admixtures or a heated enclosure to cure reliably.
Codes and compliance
Loadbearing masonry is governed by ACI 530/TMS 402 and the IRC/IBC. Brick ties (corrosion-resistant), flashing, and weeps are code requirements, not optional. When in doubt, file a pre-application question with your local building department — early clarity is cheaper than a corrective inspection.
Before you order
Order brick by the strap (not the broken pallet) and keep it dry. Wet brick will leach efflorescence to the face and leave permanent staining. Cross-checking the calculator’s output against a supplier quote helps catch differences in pricing assumptions — ask for exact product specifications (grade, finish, batch number) and confirm delivery timescales against your programme.
Adjusting the defaults
Every input in this calculator is editable. Enter your own dimensions, supplier prices, and wastage allowance — the output recalculates instantly. If the defaults feel off for your region or project type, your own numbers always override them.
Using this quoin / corner brick calculator alongside other BuildMetricLab tools
This calculator works best as part of a planning workflow. Pair the quantity with our project contingency, labor-hours, and material-cost calculators to build a complete estimate before you pick up the phone to a supplier. All BuildMetricLab tools run entirely in your browser — no sign-up, no data sent anywhere, and every formula is shown on-page so you can audit the math.
Sources & methodology
This calculator estimates the total number of quoin bricks required for corner detailing on a brick veneer wall. It converts wall height and course height to a common unit to find the number of courses per corner, then applies the standard alternating quoin pattern of two bricks per course (one header and one stretcher), multiplied across all corners. No wastage allowance is built into the base count — add extra bricks for cuts, breakage, and job-site waste before ordering.
Frequently asked questions
Are quoin / corner brick calculator results accurate enough to order materials?
Use them as a starting estimate only. Verifying the final quantity with your supplier or contractor before ordering is good practice — site conditions, wastage and cut-offs all affect the true figure.
What wastage percentage should I use?
This calculator does not build in a wastage allowance — the base count is the raw number of quoin bricks from the course calculation. Add 5-10% extra for cuts, breakage, and job-site waste, more for complex corners or first-time DIY work, before placing your order.
Is this a substitute for a licensed contractor or engineer?
No, this tool does not replace professional advice. It is a planning estimator only. For work that affects structure, building code compliance, gas, electrical, plumbing, or drainage to a public sewer, verify the estimate with a licensed contractor or design professional before ordering materials or beginning work.
Can I change the unit prices?
Yes — every price field is editable. Plug in your supplier's quote to get a total that matches your project.
Spotted something off?
Calculations or display — let us know.
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