Furnace is 15 years or older and repair calls are becoming frequent
Heating · Lake Stevens, WA
Furnace Replacement in Lake Stevens, WA
Most furnace replacements in Lake Stevens run $4,800 to $9,800 installed, depending on furnace size and ductwork condition. SPS Pro Services installs gas and electric furnaces throughout Lake Stevens and Snohomish County, with most jobs completed in a single day and next-week scheduling available.
Typical cost$4,800–$9,800
WarrantyWorkmanship warranty
AvailabilitySame-week visits
HoursMon–Fri 8am–6pm
Lake Stevens homes split between PSE natural gas service and Snohomish PUD electric rates, and that split changes which furnace makes financial sense for your house. A high-efficiency gas furnace can cut winter bills if you're already on PSE gas lines, while all-electric homes on Snohomish PUD rates often do better with a heat pump or high-efficiency electric furnace. We factor in your utility setup, current equipment age, and available rebate programs before recommending a system, so you're not paying for capacity or efficiency you won't use.
Local knowledge
What's different about furnace replacement in Lake Stevens
A few things about working in Lake Stevens shape how we quote and schedule this job.
Many Lake Stevens neighborhoods built in the 1990s and 2000s still run original 80% AFUE furnaces that are now 25-30 years old and due for replacement, especially in areas like Machias and the Lundeen Parkway corridor.
Homes near Lake Stevens itself deal with higher humidity and lake-effect moisture, which shortens the life of furnace heat exchangers and ductwork if the system isn't sized and sealed correctly.
Winter cold snaps off the Cascade foothills push older, undersized furnaces to run constantly, driving up both PSE gas bills and Snohomish PUD electric bills for homes with electric backup heat.
Symptoms we see daily
Signs you need furnace replacement in Lake Stevens
Uneven heating between rooms or a thermostat that won't hold temperature
Energy bills climbing with no change in how the home is used
Pilot light burns yellow instead of blue, or you notice odd smells when it runs
Banging, rattling, or grinding noises when the furnace starts up
No surprises
How a Lake Stevens furnace replacement visit works
1
In-home load calculation
We measure your home's square footage, insulation, and duct layout to size the furnace correctly instead of guessing based on the old unit's rating.
2
Utility and rebate review
We check whether your address is on PSE gas or relies on Snohomish PUD electric, then flag any current efficiency rebate programs you may qualify for.
3
Written estimate
You get a clear price within the $4,800-$9,800 range before any work starts, with equipment options and operating cost differences explained side by side.
4
Installation and duct check
Most Lake Stevens installs are completed in one day, including removal of the old furnace, new venting or gas line adjustments, and a check of existing ductwork for leaks.
5
Startup and walkthrough
We test the system under load, verify thermostat operation, and walk you through maintenance steps that keep efficiency ratings intact over the furnace's life.
Flat-rate pricing
Furnace Replacement in Lake Stevens — what it costs
Conservative ranges for the Seattle metro. Your written quote is exact before work begins.
| Job | Typical price |
|---|---|
| In-home estimateExact flat quote for your home | Free |
| Standard furnace replacementTypical single-system job | $4,800–$6,470 |
| Mid-range furnace replacementHigher-capacity or multi-zone equipment | $6,470–$8,130 |
| Complex furnace replacementPremium equipment or difficult access | $8,130–$9,800 |
Prices reviewed by Sergei Petrov · July 2026. Parts availability can shift ranges — the quote you sign is final.
24/7 Emergency Line
Emergency dispatchNo heat at 11pm? We pick up.
Office hours are Mon–Fri, but the emergency line never closes. Call any hour and we dispatch a licensed tech across Greater Seattle.
Straight answers
Furnace Replacement in Lake Stevens — FAQ
Does Lake Stevens have PSE gas or Snohomish PUD electric service?
Most Lake Stevens homes have Snohomish PUD for electricity, while natural gas service in many parts of the city comes through PSE. Your address determines whether a gas furnace is even an option, so we confirm utility access before recommending equipment.
Are there rebates available for furnace replacement in Lake Stevens?
Both PSE and Snohomish PUD run periodic energy efficiency rebate programs for qualifying high-efficiency furnaces and heat pumps. Availability and amounts change throughout the year, so we check current program status at the time of your estimate rather than quoting outdated figures.
How long does a furnace replacement take in Lake Stevens homes?
Most straightforward swaps in Lake Stevens are done in a single day, including old unit removal and startup testing. Homes needing gas line modifications or duct repairs, common in some of the older lakefront properties, may take an extra half day.
Is a heat pump a better option than a gas furnace for my Lake Stevens home?
It depends on your utility setup and current ductwork. Homes on Snohomish PUD electric rates without existing gas lines often see lower long-term operating costs with a heat pump, while homes already on PSE gas may find a high-efficiency gas furnace more cost-effective. We compare both during the estimate.
Founder & Lead HVAC Technician, SPS Pro Services
EPA Section 608 UniversalNATE Core Certified14+ years in the trade
Reviews the pricing and service guidance on this page against SPS Pro Services's actual job records in Lake Stevens and across the Seattle metro.
Prices reviewed July 2026
Also in Lake Stevens
Other services our crew handles on the same routes.
Need furnace replacement in Lake Stevens?
Call (206) 427-8907 to schedule a furnace replacement estimate for your Lake Stevens home, Monday through Friday, 8am to 6pm.