Energy Efficiency · California

California Energy Efficiency jobs: 312,090 employed (2024)

As of the 2025 U.S. Energy & Employment Report, California employs 312,090 people in the energy efficiency sector — about 13.1% of the U.S. total. That makes California the 1st-largest state for energy efficiency jobs nationwide.

Energy Efficiency Jobs in California (2024)

312,090 Rank #1 of 51

National share: 13.10% of all U.S. energy efficiency jobs.

Typical Median Wage

$75,300
Sector-wide BLS OES median across 3 tracked occupations.

1. Employment Landscape

California ranks 1st out of 51 U.S. states in energy efficiency employment. At 312,090 workers, the state sits above the 25th-ranked Alabama’s tally by 280,540 jobs, and trails the national leader California by 0 energy efficiency workers.

1.1 California’s position vs. the top 10 and median states

1. California
312,090
25th · Alabama
31,549
51st · Alaska
4,373

1.2 Share of U.S. total

The energy efficiency sector nationwide employs roughly 2,381,744 workers; California accounts for 312,090 of them.

1.3 Where California sits in its own mix

Sector Jobs (2024) National rank
Energy Efficiency 312,090 #1
Solar 116,380 #1
Electric Vehicles 48,965 #1
Storage & Grid 19,309 #1
Hydropower 10,633 #1
Wind 8,384 #3
Clean Fuels 4,373 #1
Nuclear 4,106 #4

1.4 Sub-sector breakdown in California

Every energy efficiency-related sub-category reported for California in the USEER workbook, ranked by employment.

Energy efficiency total
312,090
Traditional HVAC with an efficiency component
114,555
Certified and efficient lighting
69,722
High efficiency HVAC and renewable heating and cooling
63,811
Other
38,952
Advanced materials
25,050

2. Pay & Career Roles in California

California contributes 13.10% of the nation’s energy efficiency workforce. Within California’s own clean-energy economy, energy efficiency accounts for 59.5% of total clean-energy jobs (312,090 of 524,239 workers).

Cost-of-living in California is roughly 14.0% higher the U.S. average, so the state-adjusted median wage for energy efficiency roles in California is shown alongside the national BLS figure.

RoleNational medianCalifornia-adjustedJob Zone
Energy Engineer $103,940 $118,492 4
Energy Auditor $71,400 $81,396 3
Weatherization Installer & Technician $50,560 $57,638 2

See all 3 energy efficiency occupations with national wages and skills →

4. Hiring Difficulty & Industry Mix

California employers rate 19.0% of clean-energy hires as “very difficult” (plus 31.7% as “somewhat difficult”) — on par with the ~22% national baseline. Combined, 50.7% of California’s clean-energy roles see some level of hiring friction.

4.1 Employer hiring difficulty

Did not hire
44.0%
Somewhat difficult hiring
31.7%
Very difficult hiring
19.0%
Not at all difficult hiring
5.3%

4.2 Jobs by NAICS industry group

Industry (NAICS group)Jobs (2024)
Construction 261,790
Professional Services 179,480
Other Services 140,473
Manufacturing 135,925
Trade 114,418
Utilities 78,614
Pipeline Transport & Commodity Flows 18,372
Mining and Extraction 11,089
Agriculture and Forestry 1,334

Frequently Asked Questions

How many energy efficiency jobs are there in California?
As of 2024, California has approximately 312,090 energy efficiency jobs — ranked 1st nationally.
What do these jobs pay?
Median wages across the tracked energy efficiency occupations range from $50,560 to $103,940 according to BLS OES.
Is California a good place to take one of these jobs?
California is currently in line with national norms. Cost-of-living runs 14.0% above the U.S. average, which raises or lowers real take-home on a BLS national median by a similar amount.

Data source: U.S. Department of Energy — 2025 U.S. Energy & Employment Report (reflecting 2024 employment); U.S. Bureau of Labor Statistics — Occupational Employment & Wage Statistics; O*NET Occupation Database 29.1.

Last updated: April 2026.