Outdoor fireplaces and fire pits are the request I get most as soon as the weather turns. In a neighborhood like Virginia-Highland here in Atlanta, where the backyards are made for entertaining, a masonry fire feature can be the best money a homeowner spends outside, or an expensive pile of stone that never draws right and cracks in a season. The difference is almost entirely in the planning most people skip because they are focused on how it will look.

Building an Outdoor Fireplace or Fire Pit in Masonry
Photo: Anonymous Unknown author · PDM

Fire pit or fireplace: pick by how you use the yard

A fire pit is social and open, people sit around it in a circle, it is cheaper, and it suits a casual yard. A fireplace is a focal point against one edge of a space, throws heat in one direction, offers some wind shelter, and costs considerably more because it is a tall masonry structure with a firebox and flue. Neither is “better.” Choose by whether you want a gathering circle or an outdoor room with a wall.

The details that make it work

Whichever you build, a few things separate a lasting feature from a callback:

  • Firebox materials. The parts that touch flame need firebrick and refractory mortar, which handle heat that would crack ordinary brick and standard mortar within a season.
  • A real foundation. A masonry fireplace is heavy and needs a proper footing, or it will settle and crack. A fire pit needs a stable, well-drained base.
  • Drainage and drying. Atlanta’s rain and humidity mean a fire pit needs drainage at the base so it is not sitting in water, which cracks masonry through any cool snap.
  • Draw, for fireplaces. The flue and opening have to be proportioned so smoke goes up, not into your guests’ faces. This is where amateur builds most often fail.

The firebox-and-flue thinking is the same as any chimney, so the maintenance and rebuild logic in should you reline or rebuild an old chimney applies here too.

Gas or wood, and the rules

Wood gives the classic experience and smell; gas gives instant, controllable, cleaner-burning fire and is increasingly popular. Either way, check local rules before you build, many jurisdictions and HOAs regulate open flame, setbacks from structures and property lines, and burn bans during dry spells. For wood-burning features, efficient, lower-smoke practices are covered by the EPA at EPA Burn Wise.

What to budget

A basic masonry fire pit commonly runs $1,500 to $5,000; a built masonry outdoor fireplace typically $6,000 to $20,000 depending on size, stone, and whether it includes a chimney, hearth, and wood storage. The cost is mostly skilled labor and the firebox materials, exactly the parts you should not let a bid cut.

Siting it right in the yard

Where you put a fire feature matters as much as how you build it, and this is where I see the most regret after the fact. Keep it well clear of the house, fences, and low tree canopy, both for the code-required clearances and for common sense about drifting sparks and heat. Think about the prevailing wind in your yard: a fireplace or pit placed so the smoke blows across the seating instead of away from it will get used half as much, no matter how nicely it is built. For a fireplace, orient the opening so it faces the seating and puts the solid back toward the wind, which both shelters the fire and pushes heat where people sit. Leave enough deck or patio around a fire pit for chairs plus a walking path behind them, usually a good six to seven feet of radius from the edge. And check sightlines from the house and neighbors, since a tall fireplace can block a view you wanted to keep. A little planning here is free; moving a built masonry feature later is not.

Frequently asked questions

What is the difference in cost between a fire pit and an outdoor fireplace? A masonry fire pit commonly runs $1,500 to $5,000, while a built masonry fireplace typically runs $6,000 to $20,000. The fireplace costs far more because it is a tall structure with a firebox, flue, and foundation, versus the fire pit’s simpler open form.

Do I need a permit for an outdoor fireplace? Often yes, and many HOAs have rules too. Jurisdictions commonly regulate open flame, setbacks from structures and property lines, and impose burn bans in dry conditions. Check with your local building and fire authorities before you build.

Can I use regular brick in a fire pit? Not for the surfaces that touch flame. Those need firebrick set in refractory mortar, which withstands high heat that would crack ordinary brick and standard mortar. Regular brick and block can be used for the outer structure, but the firebox itself must be built for heat. Enclosed versions have their own rules again — a Long Island sunroom builder putting a fireplace inside a three-season room is working to clearances, not just to firebrick.