What is the formula for driveway square footage?

For a straight rectangular driveway, the formula is: Length × Width = Square Footage. For example, a driveway that is 60 feet long and 12 feet wide is 720 square feet. For driveways with an L-shape or wider apron, divide the shape into rectangular sections, calculate each section separately, and add the totals together.

How do I measure a curved or irregular driveway?

For a curved driveway, measure the overall length along the center of the driveway, then multiply by the average width. This gives a close approximation. For precise measurements on irregularly shaped driveways, SurfaceMeasure lets you trace the actual driveway outline on a satellite image, which accounts for every curve and taper automatically.

What width should I use to measure my driveway?

Standard single-car driveways are 10–12 feet wide. Standard two-car driveways are 18–24 feet wide. If your driveway tapers or flares at the street apron, measure both the narrow section and the wide section separately. For total square footage, use the average width or calculate each section independently.

How much material should I add for driveway projects?

For concrete driveways, add 10% to your calculated square footage to account for waste, spillage, and minor measurement error. For asphalt, 5–10% is standard. For pavers, 10% waste buffer is typical, or up to 15% for patterns that require many cuts.

Can I measure a driveway accurately without going to the property?

Yes. SurfaceMeasure uses georeferenced satellite imagery so polygon measurements correspond to real-world distances rather than pixel estimates. For most residential and commercial driveways, you can get an accurate square footage reading remotely — within a few percent of a tape measurement — which is more than sufficient for concrete, asphalt, or paver estimates.

Do I measure the driveway including or excluding the garage pad?

It depends on the scope of work. If you are sealing or resurfacing the entire area, measure both together. If you are only paving the driveway run (not the garage floor), stop at the garage door threshold. For a quote, it is usually better to measure both separately so you can give a line-item breakdown.

Measurement Guide

How to Measure a Driveway — Square Footage Guide

Step-by-step instructions for calculating driveway square footage — whether you have a tape measure in hand or need to quote a job remotely from satellite imagery.

Measure a Driveway Free →Driveway Calculator

The Manual Method — Step by Step

Identify the shape

Is it straight, L-shaped, curved, or does it flare at the street apron? Complex shapes need to be broken into rectangular sections.

Measure length

Run a tape along the center of the driveway from the door threshold or garage slab to the street edge. Record in feet.

Measure width

Measure width at multiple points. Use average width for a consistent driveway, or calculate each section at its actual width.

Calculate and add buffer

Multiply each section: Length × Width. Sum all sections. Add 10% for concrete or asphalt, 10–15% for pavers.

The Formula

Length (ft) × Width (ft) = Square Footage

For a driveway with sections, calculate each section and sum them. Example: A 50 ft main run at 12 ft wide (600 sq ft) plus a 14 ft apron at 18 ft wide (252 sq ft) = 852 sq ft total.

Remote Measurement

Skip the Site Visit — Measure from Satellite

SurfaceMeasure lets you search any address, trace the driveway outline on a satellite image, and get an accurate square footage reading — without leaving your office or truck.

✓Works on straight, curved, and multi-section driveways
✓Handles irregular shapes and wide aprons automatically
✓Georeferenced imagery — not pixel estimates
✓PDF and image export for quotes and proposals

Try it Free — 3 Measurements Included

How it works

Search the property address

Click Draw Surface and trace the driveway boundary

Get instant square footage — no math required

Export PDF or image for your quote

Common Questions

For a straight rectangular driveway: Length × Width = Square Footage. A 60-foot by 12-foot driveway = 720 sq ft. For L-shaped or multi-section driveways, divide into rectangles, calculate each, and add them together.

Measure the center-line length and multiply by average width. For precision on irregular shapes, use SurfaceMeasure to trace the actual outline on a satellite image — it handles every curve without guesswork.

Single-car driveways are typically 10–12 ft wide. Two-car driveways are 18–24 ft wide. If your driveway tapers or flares, calculate each section at its actual width and add them together.

10% is standard for concrete and asphalt. Use 10–15% for pavers — more if the pattern requires many cuts. It is always cheaper to order slightly more upfront than to reorder with a different batch.

Yes. SurfaceMeasure uses georeferenced satellite imagery so measurements correspond to real-world dimensions. Most residential driveways can be measured within a few percent of a tape measurement — accurate enough for professional estimates.

It depends on the scope of work. Measure both separately to give clients a clear line-item breakdown. For total material orders, only include what you are actually installing.

Measure your next driveway in under 5 minutes

3 free measurements included. No credit card required.

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Also see: Remote measurement for contractors · All measurement resources