Furnace Installation costs $4,046 to $9,247 in San Francisco in 2026. For an average 1,800 sq ft home, expect $4,046 – $9,247 installed, typically near $6,646. That is about 7% above the California average.
San Francisco furnace installation calculator
Planning estimate. Wage index applies to the labor share only; materials held at national prices. Get three written quotes.
Why San Francisco runs above the California average
Construction wages in San Francisco average $43.66 per hour against $37.64 statewide, so labor-heavy work prices above the California norm here.
Labor is about 40% of the installed cost on this type of work, and it is the part that actually moves between markets. Materials are priced by national manufacturers and barely shift, which is why the gap between metros is narrower than wage differences alone suggest.
Furnace Installation cost by project size in San Francisco
| Project size | San Francisco range | Typical |
|---|---|---|
| 1,000 sq ft home | $2,248 – $5,137 | $3,692 |
| 1,400 sq ft home | $3,147 – $7,192 | $5,169 |
| 1,800 sq ft home | $4,046 – $9,247 | $6,646 |
| 2,200 sq ft home | $4,945 – $11,302 | $8,123 |
| 2,600 sq ft home | $5,844 – $13,357 | $9,600 |
| 3,000 sq ft home | $6,743 – $15,412 | $11,077 |
Where the money goes
For an average 1,800 sq ft home in San Francisco at roughly $6,646, a typical bill splits like this:
| Line item | Share | Cost |
|---|---|---|
| Labor | 40% | $2,659 |
| Materials | 46% | $3,057 |
| Site prep & equipment | 8% | $532 |
| Overhead, disposal & finishing | 6% | $399 |
San Francisco compared with other California markets
| Area | Cost installed | vs San Francisco |
|---|---|---|
| Los Angeles | $3,752 – $8,576 | −7% |
| Riverside | $3,645 – $8,331 | −10% |
| San Diego | $3,729 – $8,522 | −8% |
| Sacramento | $3,724 – $8,511 | −8% |
| California average | $3,777 – $8,634 | −7% |
Climate and equipment sizing in San Francisco
Permits in San Francisco
A residential permit for this work typically runs around $900 in California. Permit cost is rarely included in a contractor quote, so budget it separately and confirm scope with the San Francisco building department before work begins.
Hiring in San Francisco
Get three written, itemised quotes from licensed and insured contractors, each specifying the same scope and grade of material. Ask for local references and check the licence is current in California.
Frequently asked questions
How much does furnace installation cost in San Francisco?
In 2026, furnace installation costs $4,046 to $9,247 in San Francisco. For an average 1,800 sq ft home, the installed total typically lands between $4,046 and $9,247.
Is San Francisco more expensive than the rest of California?
Yes. San Francisco runs about 7% above the California average, because local construction wages ($43.66/hr) sit above the statewide figure of $37.64/hr.
Do I need a permit in San Francisco?
Most work of this type and value requires a permit. Budget around $900 in California and allow extra time for review in metro jurisdictions.
How do I compare quotes in San Francisco?
Get three written, itemised quotes covering identical scope and materials. A bid far below the others usually signals a reduced specification rather than better value.
Nearby markets
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