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How Much Paver Base for a 10x20 Patio?

How much paver base for a 10x20 patio: about 3.5 tons at 4 inches compacted, or 5.2 tons at 6 inches. The patio is 200 square feet.

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Paver base by depth

Base depthCubic yardsTons0.5 cu ft bags
4 in2.473.5134
5 in3.094.3167
6 in3.705.2200
8 in4.946.9267

Tons use about 1.4 tons per cubic yard. Bag counts assume 0.5 cubic foot bags, a common size for bagged paver base; check yours.

4 or 6 inches?

Patios that only see foot traffic usually get 4 inches. Clay soil, poor drainage and cold winters call for 6 inches. Driveways need much more. See how deep paver base should be.

Buying base

Bagged base adds up fast: around 134 bags here. A bulk load of 3/4 minus or crusher run does the same job for much less.

Compaction

Spread the base in 2 to 3 inch lifts, dampen it and run a plate compactor over each lift. Slope the base about 1/8 to 1/4 inch per foot away from the house. Then screed 1 inch of bedding sand on top.

Common mistakes

Many DIY patios settle because the base was not compacted in lifts. Others use more than an inch of sand or skip the slope away from the house. Keep the sand bed thin and even.

Ordering materials

Pavers often come by the pallet, and a pallet’s coverage is printed on the product sheet. Order base and sand at the same time to save delivery fees. Keep a few extra pavers from the same batch for future repairs, since color can vary between batches.

Measuring the patio

Lay out the patio with stakes and string, square it with the 3-4-5 method and measure. Measure out to the edge restraint, since base should extend a few inches beyond the pavers on each side.

Questions people ask

How many tons of paver base for a 10x20 patio?

About 3.5 tons at 4 inches or 5.2 at 6 inches.

How many bags of paver base for a 10x20 patio?

About 134 half-cubic-foot bags at 4 inches.

How thick should paver base be?

About 4 inches for patios, 6 or more for clay or cold climates.

What can I use as paver base?

Crushed stone with fines, such as 3/4 minus, crusher run or road base.

How much sand goes under pavers?

About 1 inch of bedding sand over the compacted base.

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