Gas fireplace installation prices — Denver, CO

Last updated: September 24, 2026

What affects the price

When you start planning a fireplace installation, the final bill depends on a few major factors. Choosing between a simple electric unit, a gas insert, or a full wood-burning masonry build creates the biggest difference in cost. You also have to consider the existing setup of your home; running new gas lines or venting through a roof will naturally add labor hours compared to a straightforward swap. Finishing materials like custom stonework or mantel pieces also shift the total.

About this service

Gas fireplace prices depend on the heat output, the style of the glass front, and the complexity of the installation process. Adding a fireplace to a room without existing gas access requires more labor, which impacts the final quote. We help you choose a unit that fits your room size and heating needs effectively.

Most people do not think about fireplaces in the summer, which makes it the best time for a stress-free installation. You will likely find more convenient appointment times and faster project turnaround. It is the perfect window to handle masonry or venting work while the weather is dry and clear, keeping the process clean and efficient for your home.

Frequently asked in Denver

Also serving nearby: Aurora · Thornton · Centennial · Westminster · Lakewood

All cities in Colorado →

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

Service area details

Serving all of Denver — population 716,577; about 4,681 residents per square mile across 153.1 sq mi. ZIP codes covered include 80201, 80202, 80203, 80204, 80205, 80206, 80207, 80208.

Neighborhoods served in Denver: Cherry Creek, The Highlands, LoDo, Capitol Hill, Uptown, Congress Park — and every surrounding area.