Furnace/HVAC Replacement Cost in San Diego (2026)
Average cost in San Diego
US$6,500 — US$25,000
US$3 — US$7 per sq ft
Cost Breakdown
ItemizedNew A2L-compliant unit (AC/Furnace/Heat Pump)
48%
Professional installation and old unit removal
34%
Refrigerant lines, electrical, and duct modifications
12%
City permit, Title 24 report, and HERS testing
6%
Sales Tax at 7.25%
📋What's Included
ScopeTypically Includes
- Furnace or AC unit
- Thermostat
- Basic ductwork connections
- Refrigerant
- Labor & installation
- Old unit disposal
Typically Excludes
- Full ductwork replacement
- Zoning systems
- Smart home integration
- Permits & inspections
- Humidifier or air purifier
Based on a standard 2,000 sq ft home with existing ductwork.
🧮Estimate Your Cost
InteractiveEstimated Cost
US$6,448 — US$9,672
Based on 9 sources and market data for San Diego. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
US$12,519
Today
US$14,084
Furnace/HVAC Replacement in San Diego is ↑ 12.5% compared to roughly a year ago — about US$1,565 more on the average project.
Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.
🏢Top HVAC Replace Contractors in San Diego
Verified providersEZ Breezy Heating & Air
5160 Mercury Point Unit B, San Diego, CA 92111, USA
498 reviews
Comfort Air Conditioning & Heating
7318 Conestoga Ct, San Diego, CA 92120, USA
162 reviews
Smith & Sons Heating and Air Inc.
8859 Balboa Ave STE E, San Diego, CA 92123, USA
241 reviews
Friar's Plumbing Heating and AC Repair
5555 Magnatron Blvd Ste G, San Diego, CA 92111, USA
646 reviews
Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
As of January 2026, new EPA mandates require the transition from R-410A to low-GWP refrigerants like R-454B. This transition has added 15-25% to equipment costs due to new sensor requirements and redesigned components.
A standard mechanical permit from the City of San Diego costs approximately $164.63. Additionally, California Title 24 energy compliance reports typically cost $200-$400, and mandatory HERS duct leakage testing adds another $300-$500.
Yes, homeowners can claim the Federal 25C tax credit of up to $2,000 for high-efficiency heat pumps. Locally, TECH Clean California offers rebates ranging from $1,000 to $3,000 for switching from gas furnaces to electric heat pumps.
If your existing ducts are undersized or leaking, a full replacement in 2026 typically costs between $4,000 and $6,000 for a standard 1,500-2,000 sq ft home.
📊Our Methodology
How we collect dataAggregated from 5+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: 4 days ago. Updates run weekly. All costs in USD.
About this data
Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.
Spotted bad data? Let us know — we'll review and update.