Energy Efficiency in New Builds: What You Need to Know

By Steven Thomas, Refind Realty

Thinking About Buying a New Home in 2025?

If you’re searching for a new construction home in the Dallas-Fort Worth area, you’ve probably seen the phrase energy efficiency everywhere. Builders love to highlight it—but what does it actually mean for you as a homebuyer?

Here’s what I tell every client: energy-efficient homes aren’t just about lower bills. They impact your comfort, resale value, and overall cost of ownership. The key is knowing which features truly make a difference—and which ones are just marketing fluff.

Let’s break it down.

1. Not All “Energy-Efficient” Homes Are Equal

Just because a home is new doesn’t mean it’s built with high-efficiency materials or systems. Some builders cut corners. Others go all-in.

That’s why I always walk through these details with my buyers. When we tour homes, I help you evaluate whether a builder's “energy package” actually delivers on its promise.

Ready to browse real options? Start with my Dallas-Fort Worth New Construction Homes search.

2. Top Features That Actually Save You Money

When it comes to real savings, these are the energy-efficient features I always look for:

• Foam insulation (superior to batt or blown)

• Low-E windows to block UV and reduce interior heat

• High-efficiency HVAC systems (15 SEER or higher)

• Smart thermostats that adapt to your schedule

• Energy Star-rated appliances

The more of these you have, the better your comfort—and the lower your electric bill.

Want to know which builders include these features as standard? Check out my New Construction Home Guide.

3. Texas Building Codes Are Getting Stricter

Energy regulations have evolved in DFW. Cities like Dallas, Frisco, and Prosper now enforce codes that require:

• Tighter air sealing

• Increased attic and wall insulation

• Blower door testing to measure efficiency

This means even entry-level homes are more efficient in 2025 than they were a few years ago.

Still, some builders go well beyond the minimum. If you’re comparing options, I’ll help you review inspection reports, specs, and certifications.

Want to know how this affects your mortgage and monthly payment?
👉 Get Pre-Approved

4. Green Certifications That Matter

Some homes carry certifications that verify their efficiency—not just claim it.

Here’s what to look for:

• Energy Star Certified Home

• HERS Index Score (the lower, the better)

• Environments for Living® guarantee

• LEED Certification (more common in custom builds)

These designations can increase resale value and help your home stand out if you sell in the future.

If you're unsure how to read or compare these, I cover them in my New Construction Webinar.

5. Smart Technology + Solar Readiness

More builders are offering integrated smart features and future-ready infrastructure like:

• Programmable thermostats

• Energy monitoring systems

• EV charging setups

• Pre-wiring for solar panels

You can add some of these later, but it’s always cheaper when they’re installed during construction.

Not sure which upgrades are worth it? Let’s walk through your options and run the cost-benefit numbers together.
👉 Download the Lone Star App here

6. Financing Energy Upgrades

Don’t let budget fears hold you back from energy-efficient options. Many lenders—including those I work with—can structure financing to include upgrades that increase your home’s long-term value.

I’ll connect you with local loan officers who understand how to structure efficient deals that make sense for your monthly budget.

Final Thoughts

Energy-efficient new builds aren’t just a trend—they’re the future of real estate in Texas. When you buy smart, you don’t just save on utilities. You create a more comfortable, future-proof home.

If you’re exploring new construction in the Dallas-Fort Worth area, I’ll help you compare builders, decode their features, and make the best decision for your goals.

Download the Lone Star App here: https://lonestarliving.hsidx.com/@sthomas
You're Always Home With Refind Realty.

FAQs

Are new homes in DFW more energy efficient than older homes?
Yes. Most new construction homes today meet or exceed modern building codes and offer better insulation, HVAC systems, and windows.

What energy features should I prioritize?
Focus on foam insulation, a high-SEER HVAC system, and Low-E windows for real cost savings.

Do energy-efficient homes cost more?
Sometimes upfront, but they usually pay off with lower utility bills and higher resale value.

How do I know if a builder’s efficiency claims are real?
Look for third-party certifications like Energy Star or HERS, and ask me to review the specs with you.

Can I finance energy upgrades into my mortgage?
Yes. Many lenders allow this, and I can connect you with a loan officer who specializes in it.