Brick Calculator USA 2026
Estimate how many modular bricks (7.6 per sq ft including mortar joints) you need for any wall, veneer or column, plus mortar bags.
Brick Calculator USA 2026 — the quick answer
Estimate how many modular bricks (7.6 per sq ft including mortar joints) you need for any wall, veneer or column, plus mortar bags.
| Formula | Bricks = Wall Area (sq ft) × 7 × (1 + waste%) |
|---|---|
| Category | Masonry |
| Cost basis | 2026 USA averages (USD) |
Output
Planning estimate
Time to use
Under a minute
Last reviewed
2026
Built for
DIYers & trades
Enter your measurements
Results
Wall area
160 sq ft
Bricks required
1,232
Mortar bags (Type S)
30
Calculation steps
- 1.Wall area = 20 × 8 = 160 sq ft
- 2.Bricks (no waste) = 160 × 7 = 1120
- 3.With 10% waste = ⌈1120 × 1.10⌉ = 1232
Includes a standard waste allowance. Verify with your supplier before ordering.
What this calculator does
Calculates how many blocks, bricks or bags of mortar you need for a wall or column, including a standard 5–10% waste factor for cuts and breakage.
When to use it
- Building a garden wall, retaining wall or column.
- Estimating material for a fireplace or chimney.
- Bidding a brick veneer install.
Common mistakes
- Forgetting mortar joints in the block count.
- Not accounting for cap block and half-blocks at ends.
- Skipping rebar and grout for structural walls.
Pro tips
- Buy one extra pallet vs. running out mid-course.
- Use Type S mortar for load-bearing, Type N above grade.
- Dry-lay the first course to plan cuts.
What the Brick Calculator works out for your brick job
Estimate how many modular bricks (7.6 per sq ft including mortar joints) you need for any wall, veneer or column, plus mortar bags.
Enter Wall length (ft), Wall height (ft) and Waste % and the brick calculator returns Wall area, Bricks required and Mortar bags (Type S) instantly — no signup, no spreadsheet and no install. Every figure updates as you type so you can test two or three brick scenarios before you commit to an order or a bid.
Brick numbers this page gives you
The output is written for a real supply run: quantities and figures you can hand to a supplier or drop straight into a bid for brick work.
- Wall area — recalculated on every input change.
- Bricks required — recalculated on every input change.
- Mortar bags (Type S) — recalculated on every input change.
How to estimate brick step by step
The math behind this page is Bricks = Wall Area (sq ft) × 7 × (1 + waste%). Nothing is hidden — the formula, the assumptions and the waste allowance are all printed on the page so you can re-check the result by hand.
Worked example: A 20 ft × 8 ft wall = 160 sq ft × 7 = 1,120 bricks. With 10% waste ≈ 1,232 bricks.
- Measure the brick area or run and write down Wall length (ft), Wall height (ft) and Waste %.
- Enter the figures above and read the brick result.
- Add the recommended waste allowance before you order.
- Save or download the estimate so your supplier and your crew work from the same numbers.
Brick searches this page answers
Homeowners, DIYers and contractors reach this brick page looking for the same handful of answers. Each of these is answered above with the formula shown:
- Brick calculator
- How much brick do I need
- Brick estimator online
- Brick quantity takeoff calculator
- Free brick calculator app USA
- Brick material calculator 2026
Before you order brick: quick checklist
- Re-measure the brick area once before ordering — a second check is cheaper than a second delivery.
- Keep the stated waste allowance in the order; cuts and breakage are normal on brick work.
- Confirm coverage or unit size with your actual supplier — brick pack sizes vary by brand.
More brick planning tools
Pair this brick estimate with the rest of BuildMate: a full calculator index, an AI planner that turns a plain-English description into a materials list, and step-by-step guides for the trade work itself.
Targeted searches: brick calculator · how much brick do I need · brick estimator online · brick quantity takeoff calculator · free brick calculator app USA · brick material calculator 2026
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Disclaimer: This is a planning estimate produced from the formula shown above. Actual quantities vary with site conditions, layout, offcuts and installer practice. Verify with your supplier or contractor before ordering, and see our methodology.
How it works
- 1Measure the wall length and height in feet.
- 2We multiply by 7 bricks per sq ft (modular brick with 3/8" joint).
- 3Add 10% waste for cuts and breakage.
Formula
Worked example
A 20 ft × 8 ft wall = 160 sq ft × 7 = 1,120 bricks. With 10% waste ≈ 1,232 bricks.
Frequently asked questions
How many bricks per square foot?
About 7 modular bricks per sq ft with standard 3/8" mortar joints.
How much mortar?
1 bag of Type S mortar sets roughly 40–45 modular bricks.
What waste factor?
10% for straight walls, 15% for corners and openings.
How do I use the Brick Calculator?
Enter Wall length (ft), Wall height (ft) and Waste %. The brick calculator instantly returns Wall area, Bricks required and Mortar bags (Type S), along with the formula and every calculation step so you can verify the result.
How much brick do I need?
It depends on your measurements, so run the brick numbers above rather than using a rule of thumb. The calculator applies the standard trade formula plus a stated waste allowance, which is what stops you from coming up short mid-job.
What does the Brick Calculator include in its result?
It reports Wall area, Bricks required and Mortar bags (Type S). The underlying formula is Bricks = Wall Area (sq ft) × 7 × (1 + waste%).
Is the Brick Calculator free, and does it work on mobile?
Yes — it's free, needs no account, and runs in the browser on phone, tablet and desktop. Nothing is installed and your saved brick estimates stay on your own device.
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