About Energy Audit Cost
Honest energy audit prices for homes and commercial buildings, with free quotes from local assessors.
What is on this site
One question, "what is energy audit", answered with a quote form that works on the page with no account, 3 guides on the questions around it, a data table you can cite (the figures and their method), and the sources every figure rests on.
- ESOS explained: who qualifies, deadlines and audit costs in 2026: ESOS is mandatory for UK undertakings with 250+ staff, or over £44m turnover and a £38m balance sheet. Phase 4 deadline is 5 December 2027. What compliance costs.
- EPC vs energy audit: which one you need and what each costs: An EPC is a standardised rating needed to sell or let, £60–£120 for homes. An energy audit is a tailored survey, £150–£400 domestic. Which one you actually need.
- Commercial energy audit: what's included and 2026 costs: A commercial energy audit covers metering, HVAC, lighting, controls and building fabric, with a costed savings report. Typical 2026 prices run £500–£2,500+ by size.
Reach us
Contact for a question about the site, or quotes@energyauditcost.co.uk. The legal terms are on Terms and Privacy.
Energy Audit Cost is a free introduction service operated by Ellul Solutions Ltd; we pass your details to relevant local energy assessors who quote you directly. We may receive a fee from providers; you pay nothing and are under no obligation. We are not an energy assessment firm and nothing here is professional advice; cost figures are typical 2026 quote ranges that vary by region, floor area and complexity.