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Market Trends· Jun 23, 2026· 5 min read

Why energy-efficient homes are winning in 2026

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Paniopoulos
Paniopoulos Real Estate
Why energy-efficient homes are winning in 2026

Energy class has become one of the first questions buyers ask, right alongside size and location. Properties with strong energy ratings are selling faster and holding their asking price better than comparable older buildings — and the gap is widening.

Energy costs are shaping buyer priorities

With electricity and heating costs still a real household expense, buyers increasingly treat a property’s energy class as a running cost, not just a certificate. A poorly insulated older apartment can cost noticeably more to heat through a Pelion winter than a newer, better-insulated one nearby.

Renovation grant programs are pushing upgrades

National energy-efficiency renovation programs have made it more affordable for owners to upgrade insulation, windows, and heating systems, and properties that have already had this work done are increasingly marketed as a selling point rather than a footnote.

New builds default to higher energy classes

Newer construction in and around Volos is now routinely built to A or B energy class as standard, which is gradually resetting buyer expectations for what a “normal” home should offer, even in the resale market.

What this means for sellers of older properties

Sellers of older buildings aren’t locked out of this trend — even partial upgrades, like new windows or added insulation, can meaningfully improve a property’s marketability and justify a stronger asking price.

Buyers no longer see energy class as a nice-to-have line on a certificate. They see it as next winter’s heating bill.

Key takeaways

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