Do I need a permit to build a backyard fire pit?

It depends entirely on where you live, which is why you must check before you build. Many cities and counties regulate open burning, fire-pit size, fuel type and setback distance from structures and property lines, and some require a permit or ban wood-burning pits during fire season or on air-quality alert days. Homeowners associations often add their own rules. Call your local fire department or check the municipal code, since fines and forced removal are real. Our FAQ on whether you need a permit for a backyard fire pit covers the common categories, but your jurisdiction is the final word.

How far should a fire pit be from the house?

Keep a fire pit at least 10 feet from any structure, fence, or overhanging tree branches, and many codes and manufacturers specify more. Never build one under a covered patio, pergola with a solid roof, or low tree canopy, and keep it off wood decks unless you use a proper heat barrier and the deck rating allows it. Position it where prevailing wind will not blow smoke and sparks toward the house or a neighbor. The 10-foot minimum is a floor, not a target; more clearance is always safer.

What blocks should I use for a fire pit?

Use blocks rated for high heat, meaning fire brick or concrete retaining-wall blocks and pavers designed for fire-pit use, and add a steel insert ring to protect the blocks from direct flame. Do not use ordinary poured concrete, river rocks, or any stone that can trap moisture, because trapped water can turn to steam and cause the material to crack or even burst when heated. Manufactured fire-pit kits solve this by supplying blocks sized and rated for the job, which is why they are the easiest route for a first build.

How big should a fire pit be?

An inside diameter of 36 to 44 inches suits most backyards, giving room for a good fire while keeping people close enough to feel the heat and talk. Under 36 inches feels cramped for logs; over about 48 inches spreads people too far apart and burns a lot of wood. Build the walls 12 to 14 inches tall, roughly one to two blocks high, so the fire is contained but not walled off. Match a paver kit's trapezoid blocks to your target diameter rather than forcing a size.

Can I put a fire pit on grass or a wood deck?

On grass, yes, but the heat will kill the lawn beneath and around it, so most people set the pit on a gravel or paver base that also keeps the structure level and drains water. On a wood deck, only with caution: use a fire-pit-rated heat barrier or deck-protector mat, keep to a smaller gas or smokeless pit rather than a roaring wood fire, and confirm your deck and local code allow it. A wood-burning masonry pit generally does not belong on a wood deck; a gravel patio is the safer home for it.

How to Build a Fire Pit (DIY, Step by Step)

Written & researched by Derek Holt Home & Appliances Editor

Updated August 2026

Wide environmental view of a person grilling vegetables, in warm evening lamplight

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Building a paver fire pit is a beginner-friendly weekend project you can finish with hand tools for $150 to $400 using a kit. No wet concrete skills are required — the blocks stack dry. The real prerequisites are safety and law: check your local burn ordinance and any HOA rules first, since fire-pit permits, size limits and setbacks vary by jurisdiction. Keep the finished pit at least 10 feet from structures, fences and overhanging branches. Get the base flat and the clearances right and the build itself is straightforward.

How to Build a Fire Pit with Concrete Pavers

Before you dig: check the rules and the spot

Confirm your city or county allows a wood-burning pit and whether a permit is required — this varies widely and is not optional. Then choose a location at least 10 feet from the house, fences, trees and the property line, on level ground where wind will not push smoke at the house or neighbors. Call 811 before digging if you will excavate more than a few inches, to mark buried utilities.

Over-the-shoulder view of a person grilling vegetables, in soft overcast light

Step-by-step build

Mark the circle. Drive a stake at the center, tie a string half your target diameter (say 20 inches for a 40-inch pit plus block width), and scribe the outer edge with spray paint.
Excavate and level. Dig out 6 to 8 inches of soil across the circle. Check the bottom with a level; a flat base is what keeps the walls even.
Add the gravel base. Fill with 4 to 6 inches of crushed gravel (paver base), rake it level, and tamp it firm with a hand tamper. This layer drains water and stops frost heave.
Lay the first ring dry. Set the bottom course of blocks around the circle, sides touching. Level each block, tapping high ones down with a rubber mallet and adding a little sand under low ones.
Stack the upper courses. Add courses to 12 to 14 inches tall, staggering the joints (offset each block so seams do not stack). A bead of masonry adhesive between courses locks it against knocks.
Drop in the steel ring. Set the fire-pit insert ring inside to shield the blocks from direct flame and extend their life.
Finish the base inside. Add a few inches of gravel or lava rock in the bottom for drainage under the fire.
Cure and first burn. If you used adhesive, let it cure per the label before the first fire. Keep the first fire small and confirm the structure and clearances behave before a full blaze.

Three-quarter view of a person grilling vegetables, in warm late-afternoon light

Tools and materials

You need a shovel, a hand tamper, a 4-foot level, a rubber mallet, work gloves, and a fire-pit paver kit with a steel insert. Crushed gravel forms the base; masonry adhesive is optional insurance. A fire pit anchors an outdoor room, so it pairs with the rest of the yard: compare pre-made and built-in options in our fire pit picks, and set it on a proper surface using our gravel patio guide or paver patio guide. Ring it with seating from our patio furniture roundup.

Low-angle view of a person grilling vegetables, in warm evening lamplight

Mistakes that cause cracks and hazards

Wrong stone. River rock and solid concrete can trap moisture and burst when heated. Use fire-rated block and a steel ring.
Skipping the gravel base. An unleveled or undrained base heaves and tilts the walls. Tamp 4 to 6 inches of gravel first.
Too close to the house. Under 10 feet, or under branches or a roof, is a fire risk. More clearance is always safer.
Ignoring local rules. Burn bans and permits are real and enforced. Check before you build.

Safety and code

Fire-pit rules are jurisdiction-specific: setbacks, permits, allowed fuel and seasonal burn bans vary by city and county, and HOAs add their own. Verify yours before building and before every burn during dry seasons. Keep a hose or extinguisher within reach, never leave a fire unattended, and fully extinguish and stir the ashes before you leave it. Do not build a wood-burning pit under any roof or on an unrated wood deck.

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How to Build a Fire Pit