Delaware Energy Efficiency jobs: 11,138 employed (2024)
As of the 2025 U.S. Energy & Employment Report, Delaware employs 11,138 people in the energy efficiency sector — about 0.5% of the U.S. total. That makes Delaware the 40th-largest state for energy efficiency jobs nationwide.
Energy Efficiency Jobs in Delaware (2024)
National share: 0.47% of all U.S. energy efficiency jobs.
Typical Median Wage
1. Employment Landscape
Delaware ranks 40th out of 51 U.S. states in energy efficiency employment. At 11,138 workers, the state sits below the 25th-ranked Alabama’s tally by 20,412 jobs, and trails the national leader California by 300,952 energy efficiency workers.
1.1 Delaware’s position vs. the top 10 and median states
1.2 Share of U.S. total
The energy efficiency sector nationwide employs roughly 2,381,744 workers; Delaware accounts for 11,138 of them.
1.3 Where Delaware sits in its own mix
| Sector | Jobs (2024) | National rank |
|---|---|---|
| Energy Efficiency | 11,138 | #40 |
| Solar | 761 | #45 |
| Electric Vehicles | 151 | #46 |
| Hydropower | 112 | #45 |
| Wind | 98 | #51 |
| Storage & Grid | 86 | #51 |
| Clean Fuels | 53 | #46 |
| Nuclear | 11 | #42 |
1.4 Sub-sector breakdown in Delaware
Every energy efficiency-related sub-category reported for Delaware in the USEER workbook, ranked by employment.
2. Pay & Career Roles in Delaware
Delaware contributes 0.47% of the nation’s energy efficiency workforce. Within Delaware’s own clean-energy economy, energy efficiency accounts for 89.7% of total clean-energy jobs (11,138 of 12,410 workers).
Cost-of-living in Delaware is roughly 1.9% higher the U.S. average, so the state-adjusted median wage for energy efficiency roles in Delaware is shown alongside the national BLS figure.
| Role | National median | Delaware-adjusted | Job Zone |
|---|---|---|---|
| Energy Engineer | $103,940 | $105,915 | 4 |
| Energy Auditor | $71,400 | $72,757 | 3 |
| Weatherization Installer & Technician | $50,560 | $51,521 | 2 |
See all 3 energy efficiency occupations with national wages and skills →
4. Hiring Difficulty & Industry Mix
Delaware employers rate 18.4% of clean-energy hires as “very difficult” (plus 27.9% as “somewhat difficult”) — easier than the ~22% national baseline. Combined, 46.2% of Delaware’s clean-energy roles see some level of hiring friction.
4.1 Employer hiring difficulty
4.2 Jobs by NAICS industry group
| Industry (NAICS group) | Jobs (2024) |
|---|---|
| Construction | 10,532 |
| Other Services | 3,063 |
| Professional Services | 2,504 |
| Trade | 2,050 |
| Utilities | 1,565 |
| Manufacturing | 1,389 |
| Agriculture and Forestry | 83 |
| Pipeline Transport & Commodity Flows | 41 |
| Mining and Extraction | 5 |
Frequently Asked Questions
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.