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Furnace Replacement Cost in Castroville, TX
Detailed pricing guide with local market adjustments and material comparisons
Castroville Average
$2,250–$6,300
Market Tier
Town
Cost Breakdown
Furnace Replacement Cost in Castroville
TownLowAverageHigh
$2,250$4,275$6,300
Market Tier
Town (0.75x)
Small town with lower labor and material costs
Climate Adjustment
1.2x
Based on local climate conditions
Material Cost Comparison
Furnace unit(Budget)
$1,688–$4,725Vent pipe(Mid-Range)
$2,250–$6,300Gas connector(Premium)
$3,150–$8,820Factors 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 Castroville
Highland AC Sales and Service
San Antonio, TX
(210) 876-2665
All About Air Conditioning & Heating LLC
San Antonio, TX
(210) 791-6906
AIR SYSTEMS A/C-HEATING AND REFRIGERATION
San Antonio, TX
(210) 738-2665
Zero Heating AC & Refrigeration
San Antonio, TX
(210) 900-0824Founding Member
Premium spot in Castroville
Ambassador
Lead the Castroville community
Founding Member
Premium spot in Castroville
Castroville Housing Market
Median Home Price
$540,888
Homes for Sale
27
Price per Sq Ft
$215
Local Pros
190
Home Service Professionals Near Castroville
lender 34multimedia_specialist 24title 24Landscapers 23Inspectors 22Cleaners 22Stagers 21Appraisers 20
Median Household Income
$76,524
Median Home Value
$266,000
Median Rent
$1,184/mo
Homeownership Rate
68.3%
Population
3,027
Median Year Built
1983
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Replacement
Furnace Replacement
Date
April 2026
Cost
$4,275
Vendor
Your local pro
Warranty
10-year material warranty
Castroville average: $2,250–$6,300
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
85
hvac category +18 pts(67 → 85)
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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I found 17 HVAC technicians in your area. Here are the top results:
SM
Smith & Sons
ConnectedHVAC technician
4.9(47)
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JR
J&R Home Services
HVAC technician
4.7(23)
From $95/hr
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Title:HVAC tech
Category:HVAC technician
Date:2026-04-05
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Cost FAQ
What is the average cost of furnace replacement in Castroville?
The average cost of furnace replacement in Castroville, TX ranges from $2,250 to $6,300. 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 Castroville, local labor rates and material availability also influence pricing.
How do I get accurate quotes for furnace replacement in Castroville?
Get at least 3 quotes from licensed professionals in Castroville. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.