How Much Does A Flagstone Patio Cost Per Square Foot?

by | Last updated on January 24, 2024

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The cost to install a flagstone patio averages

between $15 and $21 per square foot

. Expect to pay anywhere from $750 to $8,400 for a 50- to 400-square-foot patio. The total depends on the location of your project, the amount of flagstone needed and the square footage you’ll need to cover.

Is flagstone more expensive than pavers?

On average, yes, flagstone costs around $2 to $3 per square foot while pavers range from $3 to $6. However, in the end,

the flagstone flooring project costs more than pavers

. The overall material costs a bit more, and the labor to install it’s pricy too.

How do you price flagstone?

Flagstone Price

Cost depends mostly on the type, with Arizona flagstone starting

at $200 per ton

and quartzite running $400 or more per ton. You’ll pay $2 to $6 per square foot for materials and $13 to $16 per square foot for labor. Flagstone offers a natural beauty with all the colors of the rainbow.

How do you calculate flagstone for a patio?


Multiply the length by the width to find the area of the space to be covered with stone

. If the length of the patio was 8.5 feet and the width was 7.75, you’d multiply those numbers to come to 65.88 square feet. To account for sizing and waste, add 10 to 15 percent to your square footage.

How thick should flagstone be for a patio?

The stones should be

at least 1 1/2 inches thick for strength; 2 inches thick is better

. Note that “flagstone” merely describes the stones’ wide, flat shape; flagstone comes in many different types of stone.

Can I lay flagstone directly in soil?

Consider using flagstones that are at least 1-1/2 inches thick as stepping stones or patio flooring. With the latter, flagstones

can be laid directly in soil or a bed of

sand. Thinner slabs should be laid in wet mortar or concrete to prevent cracking when stepped on.

Do you need to seal flagstone patios?

All new flagstone for patios should be sealed to fill in the pores within the stone to repel spills. However, glossy finish sealers will compromise the natural look and feel of the stone. Choose instead a

sealer that features a penetrating acrylic with a matte finish

so the water will bead up when it hits the material.

How much does a 12×12 flagstone patio cost?

7×7 $250 – $2,500 12×12

$750 – $7,200
16×18 $1,450 – $14,500 20×20 $2,000 – $20,000

How much does a 20×20 paver patio cost?

A 20×20 brick paver patio costs

$3,800 to $6,800

. The average cost of pavers and base materials is $4 to $6 per square foot, while labor runs $6 to $11 per square foot.

What is the average price to install a flagstone patio?

The cost to install a flagstone patio averages

between $15 and $21 per square foot

. Expect to pay anywhere from $750 to $8,400 for a 50- to 400-square-foot patio. The total depends on the location of your project, the amount of flagstone needed and the square footage you’ll need to cover.

Is flagstone cheaper than concrete?

Laying stone will cost

around $30 per square foot

, while pouring, stamping and coloring concrete will cost around $15 per square foot. That means the overall cost for a concrete patio or walkway could be half that of flagstone. On larger projects, this will be a considerable amount of money.

Is a flagstone patio expensive?

Flagstone Patio Prices:

You can expect to pay between $15 and $30 dollars per square foot. Because

flagstone is expensive

, many homeowners choose to use it in conjunction with other materials such as concrete, bricks or manufactured pavers. Flagstone patio prices also depend on how it is installed.

What do you put under flagstone walkway?

Place a

large piece of plywood

(large enough to fit across the width of the walkway and to walk on) down at one end of the path and walk on it to further tamp down the stones. Pick up the plywood and repeat the process along the path until you get to the other end.

How thick should mortar be under flagstone?

Large-bodied stones such as flagstone generally require a minimum trowel notch of

1/2-inch

, which provides sufficient mortar for the flagstone to use as a bed.

David Martineau
Author
David Martineau
David is an interior designer and home improvement expert. With a degree in architecture, David has worked on various renovation projects and has written for several home and garden publications. David's expertise in decorating, renovation, and repair will help you create your dream home.