Building your own outdoor fireplace is a rewarding DIY project that adds value and ambiance to your backyard. NailIt helps you estimate the total materials cost—bricks, mortar, stone, metal components, and more—so you know exactly what to budget before you start. No labor costs included; this is what you'll spend on supplies.
Estimated DIY materials cost for total materials — you supply the labor. Prices vary by region and brand.
More outdoor fireplace builders videos on YouTube →
You'll need firebrick for the interior firebox, outer brick or stone veneer, mortar, a metal grate or firebox insert, a chimney flue and cap, and a concrete foundation. Quality refractory materials ensure durability and heat resistance.
No. Regular brick cannot withstand extreme heat and may crack or explode. Firebrick is specially designed to resist high temperatures and is essential for the interior firebox. You can use regular brick for the exterior veneer.
Most DIY outdoor fireplace projects range from $1,200 to $4,500 in materials, depending on size, design complexity, and stone quality. Use NailIt's free estimator to customize your project and get an accurate quote for your specific plans.
Free AI breakdown for your exact outdoor fireplace builders — materials, costs, and where to buy them.
Estimates are AI-generated 2026 US DIY materials costs (labor not included); actual prices vary by region, brand, and size. · All 141 projects