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Furnace Replacement Cost in Monmouth, IL
Detailed pricing guide with local market adjustments and material comparisons
Monmouth Average
$2,156–$6,037
Market Tier
Town
Cost Breakdown
Furnace Replacement Cost in Monmouth
TownLowAverageHigh
$2,156$4,097$6,037
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Climate Adjustment
1.15x
Based on local climate conditions
Material Cost Comparison
Furnace unit(Budget)
$1,617–$4,528Vent pipe(Mid-Range)
$2,156–$6,037Gas connector(Premium)
$3,018–$8,452Factors that affect your cost
- Furnace size (BTU capacity)
- Efficiency rating (AFUE)
- Gas vs electric
- Single-stage vs two-stage vs modulating
- Ductwork modifications
- Venting changes (standard vs high-efficiency)
- Permit and inspection fees
Get Quotes in Monmouth
Ragan Mechanical Inc
Davenport, IA
(563) 326-6224J.L. Brady Company
Davenport, IA
(309) 797-4931Gabrilson Indoor Climate Solutions
Davenport, IA
(563) 386-9000
R3 Heating & Air
Davenport, IA
(309) 232-8774Founding Member
Premium spot in Monmouth
Ambassador
Lead the Monmouth community
Founding Member
Premium spot in Monmouth
Monmouth Housing Market
Median Household Income
$59,690
Median Home Value
$88,100
Median Rent
$652/mo
Homeownership Rate
71.4%
Population
8,794
Median Year Built
1953
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Replacement
Furnace Replacement
Date
April 2026
Cost
$4,097
Vendor
Your local pro
Warranty
10-year material warranty
Monmouth average: $2,156–$6,037
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Furnace unitVent pipeGas connectorCondensate line (high-efficiency)
Warranty Details
10-year material warranty
Auto-Checkup Created
"Furnace Inspection" — every 12 months
Added by youApril 2026
Property Health Score
Good
89
hvac category +18 pts(71 → 89)
Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
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Smith & Sons
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J&R Home Services
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4.7(23)
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Title:HVAC tech
Category:HVAC technician
Date:2026-04-09
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Cost FAQ
What is the average cost of furnace replacement in Monmouth?
The average cost of furnace replacement in Monmouth, IL ranges from $2,156 to $6,037. The final price depends on Furnace size (BTU capacity), Efficiency rating (AFUE), Gas vs electric.
What factors affect furnace replacement cost?
Key factors include: Furnace size (BTU capacity), Efficiency rating (AFUE), Gas vs electric, Single-stage vs two-stage vs modulating, Ductwork modifications, Venting changes (standard vs high-efficiency), Permit and inspection fees. In Monmouth, local labor rates and material availability also influence pricing.
How do I get accurate quotes for furnace replacement in Monmouth?
Get at least 3 quotes from licensed professionals in Monmouth. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.