Plan it. Price it. Build it.

Free calculators and practical how-to guides for Canadian homeowners, contractors, and DIY builders — from garage budgets to gravel orders.

11free tools
22practical guides
100%Canadian pricing
$0always free to use

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Calculators

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Garage Cost Calculator

Estimate a detached garage build — foundation, roof, and finish level included.

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Fill & Gravel Calculator

Cubic metres, tonnes, truckloads, and delivered cost.

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Driveway Cost Calculator

Gravel, asphalt, and concrete priced side by side.

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Lot Development Estimator

Raw land budget: clearing, driveway, well, septic, hookups.

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Attic Space Calculator

Pick style, pitch, and span — see your room drawn live.

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Foundation Cost Estimator

Slab, frost wall, piers, or wood floor — quantities and cost, itemized.

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Roof Cost Estimator

Trusses or stick, gable to gambrel, shingles to metal — framed and covered.

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Land Constraint Checker

Buying vacant land? Get your due-diligence checklist — floodplains, setbacks, wellhead zones.

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Wall Framing Calculator

Studs, plates, headers, and sheathing — a full lumber takeoff with waste factor and cost.

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Deck Cost Calculator

DIY materials for the whole build — surface, framing, railings, and stairs by material.

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Deck Foundation Cost Calculator

Footings or piles by deck size and frost depth — blocks, Sonotube, and screw piles compared.

How-To Guides

Guide

How Much Does It Cost to Build a Garage in Canada?

Real 2026 numbers, what drives the price, and where to save.

Guide

Garage Foundations: Slab vs Frost Wall

What your climate and soil mean for your foundation choice.

Guide

Roof Framing for Attic Space

Attic trusses vs stick framing vs gambrel — compared honestly.

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Lumber Choices: What to Use Where

Dimensional, treated, LVL, trusses — prices and the material deal-breakers.

Guide

Roofing Materials Compared

Asphalt, metal, cedar, composite — by building type, with the verdict.

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How Much Extra Material to Order: Cutoffs & Waste

Waste factors by material, plus disposal costs — order right, not twice.

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How Much Does a Deck Cost in Canada?

2026 numbers — DIY vs contractor-built, by size, and what drives the price.

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Decking Materials Compared

PT, cedar, composite, or PVC — cost, lifespan, and real maintenance.

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Deck Foundations & Frost

Footings, screw piles, or floating blocks — what frost allows, and where.

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Deck Permits, Ledgers & Railing Code

Permit triggers, ledger vs free-standing, and the guard and stair numbers inspectors check.

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Gravel Driveway Cost in Canada

Layer-by-layer 2026 pricing, maintenance, and how to save.

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Asphalt vs Concrete vs Gravel

Costs, lifespan, winter performance — and the verdict.

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How Many Truckloads of Gravel Do I Need?

Convert area and depth into loads — and avoid over-ordering.

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How Much Does a Truckload of Fill Cost?

Per-tonne and per-load 2026 prices — and why trucking drives the bill.

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Choosing the Right Gravel

Pit run, crusher run, crusher dust, clear stone — which one for which job.

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The Real Cost of Developing a Rural Lot

Clearing, well, septic, hydro, and driveway — priced before you buy.

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Well and Septic Costs for Rural Buyers

Drilling rates, septic types, and the $500 soil test that rules them all.

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Understanding Grading Plans

Where the water goes — subdivision conformance, the 2% rule, and the grading deposit.

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Roof & Lot Drainage (Stormwater BMPs)

Downspouts, rain gardens, soakaways, permeable paving — what your soil allows and what needs a permit.

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Permits & Property Lines

Sheds, fences, decks, pools — broad rules and why your municipality decides.

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Building Permits & Codes in Canada

Governing code by province and how to find your municipality's requirements.

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What Your Permit Application Actually Requires

Site plan, drawings, lot coverage — the document package, by project type.

About BuildPlanner

BuildPlanner.ca gives Canadians practical tools to plan and budget construction projects. Our calculators use editable Canadian-average prices, so you can tune every estimate to your local market. Estimates are for planning purposes — always confirm with local contractors and your municipality.