The Iran war may spike your energy bill—here’s what to do about it

Gas prices in the U.S. have increased 80 cents in the last month, and your utility bill is likely the next victim of the price spike.

The ongoing conflict in Iran is causing shipping disruptions at the Strait of Hormuz—one of the most important energy passageways on Earth. When that happens, the ripple effects hit your gas bill, your electric bill, and your grocery costs.

We've seen this influence energy prices before. But this time, there's a way out: Households now have real tools to protect themselves from global energy shocks, and many Americans are already using them. Here’s why energy markets are so fragile and how three home technologies are changing the equation for families who are tired of riding the price waves.

Think about what it actually takes for oil to reach your home. It has to be drilled, refined, transported, shipped across oceans, and delivered through massive infrastructure networks. It's a long, complicated supply chain, and at every step, something can go wrong:

Sanctions.

Pipeline failures.

Extreme weather.

Or, in this case, a new war, creating a shipping crisis in one of the world's most critical energy corridors.

This isn't a new phenomenon. The first time most Americans felt it viscerally was during the oil embargo of 1973, which led to an entire year of long lines, gas shortages, and massive price spikes. It upended the U.S. economy. For decades since, we've had little choice but to absorb these price swings.

But now, homeowners have a solution.

Renewable energy works fundamentally differently. Sunlight doesn't travel through pipelines. Wind doesn't depend on tankers. The energy stored in batteries can't be blocked by military conflict.

As author and environmentalist Bill McKibben once told us, "Think about how the geopolitics of the world would have been different in the last hundred years if oil had been of trivial value and we ran things on sun and wind. Think of the wars that we would have avoided."

The sun simply shows up every morning, and wind is always flowing somewhere. On especially sunny or windy days, we can store that energy to use later. That's the foundation of a new kind of home energy independence, built on three layers of technology.

Layer 1: Generate your own power with solar

Solar panels are, in a very real sense, small power plants on your roof or yard. And once they're installed, the “fuel” is free.

That means if oil or natural gas prices spike—whether because of a war, a storm, or a political decision—the cost of your solar electricity doesn't move with them.

Solar also pairs naturally with other home electrification upgrades. Induction stoves, electric washer-dryer units, and heat pump systems can all replace fossil fuel appliances. And when powered by solar, your entire home can run on sunlight—that’s what Sean Gallagher did to avoid high utility bills for his Massachusetts home.

"I actually have a net zero home: Heat pumps installed, solar panels on the roof, no electric bill,” said Gallagher.

That combination—lower bills and protection from energy market volatility—is a big reason why rooftop solar adoption has grown so quickly across the U.S.

If your roof or yard isn't a good fit for panels, it's worth knowing that options like plug-in solar or portable panels can still power small appliances and reduce your dependence on the grid. But because the sun doesn't shine 24 hours a day, solar alone isn’t a complete solution, which is where the next layer comes in.

Layer 2: Store that energy with a home battery

Batteries solve solar's biggest limitation: They store energy for when you actually need it.

Here's a staggering fact: The sun delivers more energy to Earth in one hour than humanity uses in an entire year. The challenge has always been capturing and storing it. A home battery does exactly that—it absorbs the extra solar energy produced during the day and makes it available at night or during cloudy stretches.

Pairing solar with a battery gives you around-the-clock freedom from volatile oil and gas prices. Most homeowners still keep their systems connected to the grid for simplicity, but the financial protection is real. And during power outages—which are becoming more frequent as extreme weather events increase—a battery keeps your essential appliances running.

Kris from City Prepping—a company that teaches emergency preparedness—chose a solar and battery system as his back-up power system of choice.

"If there's a disaster, set up solar panels and a battery system with an inverter. You're not relying on fuel that's limited. It produces no noise, no fumes,” he said.

Battery technology is also improving fast. Home batteries are becoming more powerful, more affordable, and easier to install every year.

Layer 3: Cut gasoline out of the equation with an EV

Even with solar panels and a home battery, most households still have one thing tying them to volatile fuel markets: their car.

For many families, gasoline is the single biggest way global energy shocks hit their budget. One week you're paying a reasonable price at the pump, and the next you're watching the numbers climb past $4 or even $5 per gallon. Even in calmer times, the average American household spends between $2,000 to $3,000 a year on gasoline.

An electric vehicle can eliminate that cost. And if you pair it with a home EV charger and solar panels, you can "fuel" your car with electricity generated straight from your own roof, making the cost of driving far more predictable.

Some newer EV models are adding another capability that takes this even further with bidirectional charging, which allows electricity to flow both ways. That means your car isn't just a vehicle, it's also a massive battery for your home. If the power goes out, or if you simply want to avoid expensive electricity during peak demand hours, your EV can power critical appliances or even your whole home.

For decades, energy security was something governments handled. Ordinary households had no real tool to protect themselves from global market disruptions—you just paid whatever the pump or the utility said.

That’s changing.

Together, solar, batteries, and EVs allow homes to generate, store, and control their own energy. As Florida homeowner Adam Lawrence put it, "With the weather and the political climate becoming more unpredictable, having power security is super important. It's kind of like number one, you've got to have power, then you've got to have water."

For others, it's more personal. "With the fragility of our nation's functioning, if an enemy were to come against us, we could lose some [access to the] grid. So we don't want to be tied to it necessarily," said Vermont homeowner Jane Jones, who recently made the transition to solar and storage.

These homeowners—and millions like them—are proving that the way you power your home doesn’t have to be as unpredictable as global energy markets. When times are uncertain, and the world feels out of your control, having control over your energy can make all the difference.