Asphalt Calculator – Estimate Tons & Cost Online
Calculate how much asphalt you need — tons, cubic yards and estimated cost for driveways and parking areas. Free, instant, no signup.
Tool Interface
Project dimensions
Asphalt estimate
How to use
- Enter the length and width of the area in feet, and the asphalt depth in inches (3 inches is a common driveway depth).
- Pick a waste allowance (10% is a safe default) and optionally enter your supplier's price per ton.
- Click Calculate — the tool shows the area, cubic yards, tons needed including waste, and the estimated cost.
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About This Tool
Introduction
Paving a driveway or parking area? Ordering the wrong amount of asphalt wastes money. Trencada's free Asphalt Calculator estimates exactly how much hot-mix asphalt you need — enter the length, width and depth, and instantly get the area in square feet, volume in cubic yards, tonnage including your waste allowance, and an estimated cost based on your supplier's price per ton. It runs entirely in your browser with no signup.
How to Use
- Enter the length and width of the area in feet.
- Set the asphalt depth in inches (3 inches is a common driveway depth).
- Pick a waste allowance (10% is the safe default) and optionally enter the price per ton.
- Click Calculate — tons, cubic yards and estimated cost appear instantly.
- Use Reset to clear everything and start a new estimate.
Key Features
- Area, cubic yards and tonnage calculated in one step
- Waste allowance selector (5%, 10%, 15%)
- Optional price-per-ton cost estimate
- Based on 2.025 tons per cubic yard for hot-mix asphalt
- Mobile-friendly and dark-mode ready
Why Choose Trencada
Free forever, no account, no limits. The calculator runs 100% in your browser — nothing leaves the device, and your project details stay private.
Frequently Asked Questions (FAQ)
- Is the asphalt calculator free? Yes — unlimited estimates, no signup.
- How much asphalt do I need per square foot? It depends on depth: at 3 inches, roughly 50 lb per square foot. The tool calculates the exact figure for your dimensions.
- What is a good waste allowance for asphalt? 10% covers most projects; use 15% for irregular shapes or uneven bases.
- Is the estimate accurate enough to order from? It's a solid starting point — always confirm the final quantity with your supplier.