How Much Gap Is Needed Between Pavers?

Improper gap size between pavers may result in uneven surfaces, poor drainage, or weed growth. Our paver installation process guarantees the right spacing between joints for stability and aesthetics. Learn how much space between pavers is needed for professional-looking results.

A brick walkway intersected by railroad tracks

How Much Space Is Needed Between Pavers?

The amount of space between pavers depends on your project materials, with concrete pavers requiring 1/8-1/4 inch gaps, natural stone pavers needing 1/8-3/16 inch spacing, and irregular pavers allowing for wider 3/16-3/8 inch gaps. These spaces between joints create proper drainage, enable thermal expansion, and give structural integrity and visual appeal over time.

At Aviara Pavers, we have a wide variety of options perfect for any design style or project. Our team of professionals can help you choose the right option for your project. We are a reputable company that follows ICPI standards when it comes to paver installations for patios, entryways, and pool decks.

Ideal Gap Size for Different Paver Types

The ideal gap size for different paver types depends on factors like the paver's shape, the materials used in construction, and how the joints will be filled. Here’s a good rule of thumb for the spacing between the joints.

Paver Type Gap Sizes Considerations
Concrete pavers 1/8-1/4 inch Uniform density, low porosity, and thermal stability allow tight gaps without compromising the engineered load-bearing capacity
Natural stone pavers 1/8-3/16 inch The stone's porosity, moisture absorption cycles, and inherent thickness variations affect the spaces
Irregular pavers 3/16-3/8 inch Variable thickness, unpredictable grain patterns, and natural cleavage planes build material-specific stress points that wider spaces help stabilize

Factors to Consider When Determining Gap Size Between Pavers

These factors influence gap size for any paver project because proper joints promote structural integrity, drainage, and long-term durability of the construction.

1. Paver Purpose

The intended use of the pavers significantly affects gap size. For example, a paver walkway or paver path might utilize narrower joints. In contrast, a driveway or stepping stones may require wider joints to accommodate different stresses and design aesthetics.

2. Paver Type and Shape

The design and shape of your pavers can influence how you measure and plan the joints between each unit. Irregular ones create naturally varying gap sizes, while uniform pavers promote consistent joint spacing.

3. Jointing Material

The choice of jointing materials directly influences the optimal width of joints in your paver project. Sand requires narrower gaps, whereas polymeric ones can effectively fill wider gaps. Different materials have varying stabilization properties that affect the appropriate gap dimensions for long-term joint performance.

4. Local Climate

Temperature fluctuations cause pavers to expand and contract. This is why properly sized joints enable movement without compromising the paver’s structure.

A cobblestone street featuring blue tiles interspersed among the stones

Purpose of Gaps Between Pavers

No one wants to deal with cracked pavers, weeds growing between them, or shifting paving stones due to other factors that can cause damage, such as temperature changes. The following are some reasons why your paver needs gaps:

1. Weed Growth Prevention

Weeds are pesky and can make a patio or walkway look unappealing. Gaps with sand or gravel can prevent weeds from taking root. When weeds grow between the joints, they can be easily removed manually or with a weed killer.

2. Drainage Efficiency

Without the gaps, water can pool and cause damage to the pavers. Gaps let water drain through the pavers, which can prevent long-term damage from occurring. This is especially important for homes in flood-prone areas or that receive a lot of rainfall.

3. Structural Stability

Pavers are installed in a specific pattern with gaps full of sand or gravel. This prevents cracking and sinking that can occur due to the pavers shifting. It also helps the pavers remain in place, which can help prevent tripping hazards.

4. Visual Appeal

Pavers are popular because they can transform a space into something beautiful and eye-catching. Gaps can also add a pop of color and texture to the space. This is an excellent way to spruce up a dull patio or walkway and can even add a touch of elegance to your outdoor décor.

5. Expansion and Contraction

The gaps allow for expansion and contraction due to temperature changes. When temperatures fluctuate, pavers can expand and contract, which can cause them to shift. The right spaces between the pavers let the stones move and prevent the pavers from cracking or sinking.

Effects of Large Gaps in Paved Surfaces

Having too large gaps can lead to potential problems. Here are some of the issues you might encounter:

  • Weeds can take root and grow. This can lead to an uneven surface that is hazardous to walk on.

  • Water can pool and stain the pavers due to the lack of proper drainage.

  • Sand that’s filled in can shift due to heavy foot traffic, which can cause sinking and cracking.

  • Gravel can be difficult to fill in since the gaps are too large.

A grassy area featuring several concrete blocks scattered across the surface

Related Questions

What Is the Best Spacing Between Pavers?

Create 1/8 to 1/4 inch joints between pavers, as this spacing accommodates the natural shape variations while allowing for proper sand settlement. These gaps should be consistent throughout your project for structural integrity and aesthetic appeal.

What Is a Good Gap Between Pavers?

For success in paver installations, build joints of 1/8 to 1/4 inch between individual pavers to allow for thermal expansion and proper interlocking. These carefully planned joints help create a stable surface that can withstand weather changes and regular use.

What Should I Use to Fill Paver Gaps?

It’s ideal to fill pavers using sand or gravel, as these materials solidify the pavers and keep them from shifting. This prevents the pavers from cracking or sinking due to the natural expansion and contraction. You may also use polymeric sand between joints to prevent weed growth and sand erosion.

Can You Put Grout Between the Pavers?

You can put grout between the pavers for extra protection. This will help keep weeds and any other unwanted visitors from taking root. Should weed problems persist, try to use Roundup on your pavers.

Conclusion

Gaps between pavers are a crucial part of paver construction. They help keep the pavers from shifting due to temperature changes while providing a uniform look. Let our professional paver installers determine the necessary paver gaps for your project to achieve a durable yet pristine paver project.

Jason Farr