Where the premium concentrates
| Block | Mechanism | Order of magnitude of the jump |
|---|---|---|
| Finishes and interior joinery | Noble materials, large formats, bespoke joinery | ×2 to ×3 over mid-range |
| Envelope | Large openings, minimalist window frames, singular façades | ×1.5 to ×2.5 |
| Building services | Zoned climate control, full home automation, pools and wellness | ×1.5 to ×2.5 plus new items |
| Structure | Long spans, cantilevers, large basements | ×1.3 to ×2 |
Two items deserve specific attention. High-end kitchens and bathrooms can concentrate on their own amounts equivalent to dozens of m² of ordinary construction. And the "invisible" items of luxury (reinforced acoustic insulation, services integration without visible access panels, technical lighting) cost as much as the visible ones and are more easily forgotten in initial budgets.
The luxury budget regime
Three rules change compared with ordinary construction. Generic ratios lose reliability: in high-end work, a serious budget is built item by item from the preliminary design, with real prices for the chosen materials, because the dispersion between alternatives is too large for averages. Supply lead times enter the cost: bespoke materials and joinery introduce waits that lengthen the project, and duration is cost. And execution requires first-rate trades, more expensive and scarcer: the local availability of those companies is a price factor as real as the materials.
The essentials
A high-end home starts at €2,200/m² PEM in 2026, with no defined ceiling: the range is set by the project, not the market. Budget control means budgeting item by item from the start, closing material choices early and treating lead times and trades as cost components. The methodological base is the same as for any single-family home; what changes is the dispersion.
Note: indicative ranges for Spain in 2026, variable by project and market.