CostInMyCity

Fremont, CA / HVAC replacement

HVAC replacement cost in Fremont, CA

Average $7,500; common $5,000–$12,500; up to $22,000 with new ductwork. Central AC $3,900–$7,900; gas furnace $3,800–$10,000; heat pump $4,200–$7,600; labor about $1,500.

Labor for HVAC replacement in Fremont, CA is indexed to the BLS construction-and-extraction occupations mean hourly wage for San Francisco-Oakland-Fremont, CA of $43.66 (May 2025), applied to the 30% labor share.

Reuses already-cited San Francisco-Oakland-Fremont May 2025 construction mean $43.66 (same OEWS metro as oakland-ca / san-francisco-ca). Not San Jose-Sunnyvale-Santa Clara.

City of Fremont Community Development, Building and Safety is the issuing office. The typical permit fee recorded from City of Fremont Master Fee Resolution No. 8672 (fees as amended through July 1, 2026), retrieved 2026-09-01, is $133. Fee model: flat.

The national typical for this job is $7,500. Materials stay at the national figure while labor is wage-indexed for Fremont, CA.

Typical all-in

$8,511

Job cost plus the recorded local permit fee at this size.

Low
$5,718
Typical
$8,511
High
$24,707

Breakdown

Labor (allocated)$2,513
Materials (allocated)$5,865
Job subtotal$8,378
Permit$133
All-in typical$8,511

Labor is adjusted for construction wages in this metro. Materials stay at the national figure. This is an estimate, not a contractor quote.

Permit fee

Fee model
Flat fee
Typical fee
$133
Range
$133
Retrieved
2026-09-01
  • Furnace and air conditioning replacement, residential only — $133Mechanical residential replacement line. Included. Mechanical minimum inspection is also $133.10 and is not stacked.

Typical 3-ton (36,000 BTU) like-for-like split = furnace and AC replacement $133.10. Low/high same published combined/furnace residential replacement line.

City of Fremont. Furnace and air-conditioning replacement, residential only, is $133.10. Furnace-only is the same $133.10 line. Typical 3-ton like-for-like split uses the combined replacement line.

City of Fremont Master Fee Resolution No. 8672 (fees as amended through July 1, 2026)

Citations

  1. How Much Does HVAC Replacement Cost? [2026 Data] Retrieved Aug 12, 2026. Average $7,500; $5,000–$22,000; labor about $1,500; national permit range $50–$500 (not city-specific).
  2. City of Fremont Master Fee Resolution No. 8672 (fees as amended through July 1, 2026) Retrieved Aug 31, 2026. City of Fremont. Furnace and air-conditioning replacement, residential only, is $133.10. Furnace-only is the same $133.10 line. Typical 3-ton like-for-like split uses the combined replacement line.
  3. BLS OEWS construction wages — San Francisco-Oakland-Fremont, CA BLS OEWS construction-and-extraction mean hourly wage / national same vintage, applied to laborShare only. Not a city-specific bid survey.

Other projects in Fremont

HVAC replacement in other cities