Infinity Heating & Air
Family-owned HVAC team · Graham, WA
WA Lic. INFINHA841B8
WA Lic. INFINHA841B8
Quick answer
Most Puget Sound homeowners pay $6,000–$11,000 for a high-efficiency furnace install, with broader heating/AC projects often $9,000–$15,000. Tacoma homes are mostly older North End and Hilltop homes with little to no usable ductwork next to newer, fully ducted East Side stock, and mild, damp marine air most of the year with smoke-season summers shapes sizing out here. Representative Puget Sound installed ranges (Eco Services WA published benchmark, July 2026). Your Infinity written quote after a free on-site load calculation is exact. Call (253) 740-5135 for Infinity's exact written quote after a free on-site load calculation.
- High-efficiency (~96% AFUE) gas furnace installs typically run $6,000–$11,000 in the Puget Sound (Eco Jul 2026).
- Central heating/AC replacement projects often land in the broader $9,000–$15,000 band when scope expands.
- A Manual J load calculation sets the right BTU size — oversized furnaces short-cycle and wear out faster.
- Duct sealing or repair, if needed, is usually quoted alongside the furnace itself.
Good, Better, Best — Furnace Installation options in Tacoma, WA
| Tier | Option | Typical range | What it includes |
|---|---|---|---|
| good | Good — Standard / Mid-Efficiency Furnace | $6,000–$9,000 | Like-for-like gas or electric furnace replacement sized to code, standard blower, basic thermostat, haul-away. |
| better | Better — High-Efficiency (~96% AFUE) | $6,000–$11,000 | 96% AFUE high-efficiency gas furnace installed — Eco Puget Sound benchmark band for a typical residential swap. |
| best | Best — Two-Stage / Modulating + Variable Blower | $9,000–$15,000 | Two-stage or modulating furnace with variable-speed blower and smart controls — quieter, steadier heat for damp South Sound winters. |
Get a free second opinion on any quote
Ranges on this page are educational. A licensed Infinity tech verifies another company's quote or diagnosis for free — honest read, no pressure.
What factors affect Furnace Installation prices in Tacoma, WA?
| Factor | Impact | Local note |
|---|---|---|
| Home size & ductwork condition | Bigger homes or leaky/undersized ducts need larger equipment or duct repairs before a furnace even gets quoted. | A Manual J load calculation — never a square-footage guess — sets the real size. |
| Efficiency tier you choose | Good/Better/Best changes upfront cost, monthly operating cost, warranty length, and comfort. | Higher tiers pay back fastest in homes that run the system hardest — long winters or hot summer stretches. |
| Electrical panel & disconnect capacity | Older panels sometimes need an upgrade or a new disconnect to support higher-efficiency equipment. | We check panel capacity during the same visit as the load calculation, before we quote. |
| Local permits — Tacoma Planning & Development Services | Permit fees and inspection scheduling are part of the project timeline, not an optional extra. | We pull and manage the permit through Tacoma Planning & Development Services (tacomapermits.org) as your licensed contractor. |
| Removal & disposal of old equipment | Hauling away and responsibly disposing of your old system is typically part of an installed quote. | Ask any installer to confirm this line item so quotes compare apples to apples. |
Ready for a real number for your home?
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Common questions about Furnace Installation cost in Tacoma, WA
Where do these furnace installation price ranges come from?
Representative Puget Sound installed ranges (Eco Services WA published benchmark, July 2026). Your Infinity written quote after a free on-site load calculation is exact. Call (253) 740-5135 for a free Infinity estimate sized to your home.
What's included in an installed furnace installation quote?
Equipment, labor, a matched coil or venting where needed, permit fees, and haul-away of the old unit are typically included — ask your installer to confirm scope line by line, since it varies project to project.
Does financing change what I pay per month?
Yes — Synchrony promotional financing lets you spread the project cost over time instead of paying in full upfront. All offers are subject to credit approval and minimum monthly payments are required.
Are utility rebates available for a furnace?
Rebate programs vary by utility and change frequently. We check what your utility currently offers when we quote your project and handle the paperwork with you — we don't promise numbers a program may have changed.
Do I need a permit for a furnace in Tacoma?
Yes — Tacoma Planning & Development Services requires a mechanical permit for a furnace replacement (via tacomapermits.org). Infinity pulls and manages the permit as your licensed WA contractor (Lic. INFINHA841B8), so you don't have to.