Cost for fireplace installation

Looking for cost for fireplace installation in St. Louis, MO? Call FireplaceInstallation Services for a contact a provider — no obligation. Licensed, insured certified fireplace pros serve St. Louis and the surrounding area, and you'll get straight answers on timing and what affects the price.

Last updated: September 24, 2026

What affects the price

Fireplace pricing depends on your specific setup. If you already have a gas line or a chimney in place, the work is much simpler and cheaper. Installing from scratch requires more labor, including framing, venting, and finishing work with stone or tile. The type of unit—whether it is gas, wood, or electric—also changes the budget significantly. Larger units or custom hearth designs naturally add to the cost compared to basic inserts. We can discuss your project details and get exact pricing confirmed free on the call.

About this service

The total cost for installing a fireplace varies based on your home's layout. If we are replacing an existing unit, the labor is usually straightforward. If we are starting from scratch, we need to account for framing, utility connections, and safety clearances. Exact pricing confirmed free on the call.

Summer might seem unusual for fireplace work, but it is actually the most efficient time to renovate. Contractors are often less busy, meaning you get more attention and faster installation times. By tackling this project now, you skip the waitlists that pop up once the temperature drops. You will be fully prepared well before the first frost arrives.

Frequently asked in St. Louis

What's the average cost to install a fireplace in St. Louis?

Can I install a fireplace myself in St. Louis?

How do you install a fireplace?

Professional fireplace installation involves preparing the site, installing the unit, connecting it to the appropriate fuel source (gas or wood), and ensuring correct venting and safety clearances are maintained. The exact process varies based on the fireplace type and your home's structure. Pros ensure safety and efficiency.

How much does it cost to install a fireplace?

Do fireplaces need to be professionally installed?

What is the 2 + 10 rule for fireplaces?

The 2+10 rule is a safety guideline for clearances around chimneys and vents, typically requiring a two-inch distance from combustible materials to the fireplace or chimney structure and ten inches to the chimney flue. This is a critical fire prevention measure. Professionals ensure these clearances are meticulously maintained.

Also serving nearby: O Fallon · Springfield · Columbia · Champaign · Peoria

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More on this: NFPA heating safety — heating equipment fire data.