Furnace Repair cost in Katy, TX
Katy homeowners typically pay $155 – $1,450 for furnace repair. Local labor and materials price 3% above the national average.
Katy average
$800
Typical low
$155
Typical high
$1,450
Per job
$155 – $1,450
Sample ZIP
77494
What drives Katy pricing
Local labor
West Houston suburb with higher-end finish expectations.
Permits & code
County or city permits plus HOA approval typically apply.
Climate & conditions
Flood-zone rules can affect foundations, decks and fencing.
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Estimated project cost
$470 – $646
Most homeowners pay around $558
Compare quality / material level
Cost by material in Katy
Installed Katy pricing per job.
| Option | Installed cost |
|---|---|
| Diagnostic and tune-up | $495 – $680 |
| Igniter or flame sensor | $680 – $895 |
| Blower motor or control board | $895 – $1,150 |
| Heat exchanger replacement | $1,150 – $1,600 |
Where the money goes in Katy
A typical $800 Katy project, broken down by line item.
- Labor0.45% · $4
- Materials0.38% · $3
- Permits & inspections0.05% · $0
- Overhead & profit0.12% · $1
Common add-ons
Extras that show up on Katy quotes but rarely in the headline price.
Annual tune-up
Thermostat replacement
Duct sealing
Carbon monoxide detectors
Ways to save in Katy
- Book a fall tune-up before the first cold snap to avoid emergency rates.
- Ask whether the part is under manufacturer warranty before approving.
- Collect three written bids on an identical scope — spreads of 20–40% are normal.
- Book in the off-season and stay flexible on the start date to save 5–15%.
- Bundle nearby work into one mobilization so you only pay setup and travel once.
- Ask what the contractor would change to cut 10% without hurting durability.
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