Paver Calculator and Price Estimator

A paver calculator returns the full material list for a paver patio: pavers, gravel base, bedding sand and polymeric sand. It starts from the patio's length, width, paver size, base depth and joint width. Each material gets its own quantity calculation, and the results appear together as one shopping list.

Last reviewed September 2026Method & sources Report an error

Patio Area

180 sq ft

Includes a 8% waste allowance.

Shopping list

Pavers195 pavers
Compacted gravel base3.33 tons
Bedding sand0.75 tons
Polymeric sand4 50 lb bags

Breakdown
Patio Area	180 sq ft
Pavers Needed	195
Gravel Base	3.33 tons
Bedding Sand	0.75 tons
Polymeric Sand	4 bags
Estimated Cost (Pavers)

How to Calculate Paver

A paver patio is really four separate materials stacked on top of each other, each with its own quantity math. Pavers (patio area ÷ one paver's footprint, plus waste for cuts along edges and around obstacles) come first. Compacted gravel base (area × base depth × density) is the structural layer that actually carries the load. Bedding sand (area × a 1 in. leveling layer) is the thin bed the pavers sit in. Polymeric sand (the joint volume between pavers, which depends on paver size and joint width, so see the Polymeric Sand calculator for that derivation in detail). This calculator returns all four as a single list.

Example: 15 ft × 12 ft patio (180 sq ft), 12x12 in. pavers, 4 in. base

A 15 ft × 12 ft patio (180 sq ft), 12x12 in. pavers, 4 in. base, 3/8 in. joints, 8% paver waste: 1. Pavers: 180 sq ft ÷ 1 sq ft per paver = 180, with 8% waste: 180 × 1.08 = 194.4, rounded up to 195 pavers 2. Base: 180 × (4 ÷ 12) = 60 cu ft = 2.22 cu yd × 1.5 tons/cu yd ≈ 3.33 tons 3. Bedding sand: 180 × (1 ÷ 12) = 15 cu ft = 0.56 cu yd × 1.35 tons/cu yd ≈ 0.75 tons 4. Polymeric sand: joint length 180 × (12÷12 + 12÷12) = 360 ft. Volume: 360 × (0.375÷12) × (1.5÷12) ≈ 1.41 cu ft. With 10% waste ≈ 1.55 cu ft ÷ 0.5 cu ft/bag = 4 bags One shopping list: 195 pavers, 3.33 tons of base, 0.75 tons of bedding sand, and 4 bags of polymeric sand. Nothing needs to be calculated separately or added up by hand.

Paver: Compare Scenarios

Scenario	Patio Area	Pavers Needed	Gravel Base	Bedding Sand	Polymeric Sand
Small (10x10 ft patio)	100 sq ft	108	1.85 tons	0.42 tons	2 bags
Medium (15x12 ft patio)	180 sq ft	195	3.33 tons	0.75 tons	4 bags
Large (24x20 ft patio)	480 sq ft	519	8.89 tons	2.00 tons	9 bags

What Is Paver?

A paver patio calculator converts a patio's dimensions into the complete material list a paver installation needs. That list covers more than the pavers themselves: the base, bedding sand, and jointing sand underneath and between them. Skipping any one of these isn't a minor omission. A patio without a proper compacted base settles and heaves, and pavers without polymeric sand in the joints shift and grow weeds.

Paver: Pros and Cons

Pros

Returns all four materials a paver patio actually needs in one list, instead of requiring four separate calculator visits and manual addition
Uses the same sourced, geometry-based math as the standalone Paver Base and Polymeric Sand calculators, so the numbers stay consistent whichever tool you use
Accounts for how paver size changes joint sand needs (smaller pavers need proportionally more), not just a flat per-square-foot sand estimate

Cons

Fixes base depth options to pedestrian-appropriate values (4-8 in.) and bedding sand at the standard 1 in. layer. For a non-standard bedding depth or a project needing finer control over any one material, use that material's own standalone calculator
Assumes a simple rectangular patio. An irregular shape, a curved edge, or a pattern with multiple paver sizes needs each section calculated and combined separately
Does not include edge restraints (paver edging), which every paver patio needs around its perimeter to keep the pavers from spreading over time. Budget that separately based on your patio's perimeter

Paver: What a Pro Checks

Don't skip the base or the polymeric sand to save money. A patio without a properly compacted base settles and heaves, and pavers without polymeric sand in the joints shift over time and grow weeds.
Budget for edge restraints around the patio's perimeter separately. Every paver patio needs them to keep the outer pavers from spreading apart over time, and they're sized by perimeter, not area, so this calculator's material list doesn't include them.
Smaller pavers need proportionally more joint sand than larger ones for the same footprint. Factor that into the joint sand cost too, not just the paver count, if you're comparing paver sizes for budget reasons.

Frequently Asked Questions

What materials do I need for a paver patio?

Four things: pavers, a compacted gravel base underneath (the structural layer), a thin bedding sand layer the pavers sit in, and polymeric sand swept into the joints between them. Skipping the base or the polymeric sand is one of the most common reasons a DIY paver patio settles unevenly or grows weeds through the joints.

How many pavers do I need per square foot?

It's the inverse of one paver's footprint area. A 12x12 in. paver (1 sq ft) needs 1 paver per sq ft, while a smaller 6x6 in. paver (0.25 sq ft) needs 4 per sq ft. This calculator handles that conversion automatically based on your selected paver size, plus a waste allowance for cuts.

What's the difference between the base and the bedding sand?

The compacted gravel base is the thick structural layer (commonly 4-8 in.) that actually bears the load and resists settling and frost heave. Bedding sand is a thin (about 1 in.) leveling layer on top of the compacted base that the pavers are set into. It lets each paver be leveled precisely, but it isn't structural on its own.

Can I adjust just one material without recalculating the whole patio?

Yes. The Paver Base and Polymeric Sand calculators handle those two materials individually with more adjustable detail (density, joint depth, bag yield) than this combined view exposes. Use this calculator for the full shopping list at reasonable defaults, and the standalone tools when you need to fine-tune one material specifically.

Does this include paver edging or restraints?

No. Every paver patio needs an edge restraint around its perimeter (plastic, aluminum, or a hard paver/concrete border) to keep the outer pavers from spreading apart over time under traffic. That's sized by the patio's perimeter, not its area, and isn't part of this calculator's material list.

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