The war in the Middle East is already driving oil prices way up. Brent crude has jumped roughly 80% this year as the Iran conflict chokes supply. Energy expert Bob McNally at Rapidan Energy Group even warns oil could blow past its 2008 peak of $147 and climb into the “high triple digits” – think near $150 a barrel. That sounds technical, but here’s why it matters to you: more expensive oil can push up inflation and bond yields, which in turn lift mortgage rates. It’s a chain reaction from the gas pump to your monthly house payment.
Why the Iran War Is Pushing Oil Up
When war breaks out in the Gulf, oil supply gets tight. The Strait of Hormuz (between Iran and Oman) carries about 20% of the world’s oil. In this conflict, Iran has threatened to close the strait, and attacks on energy facilities have kept tankers waiting. With that crucial route disrupted, global crude supply has been squeezed.
Even the International Energy Agency calls it the biggest oil supply disruption in history. Rapidan’s Bob McNally agrees – he says markets are realizing “this energy disruption, already [is] history’s largest”. In real terms, that means Brent crude just hit $100 per barrel – a level not seen since the last big crisis. Every day the war goes on without a break, more oil is held back, and prices keep climbing. It’s as if a distant battle is suddenly jacking up the price of every gallon of gas.
Could Oil Really Hit $150?

It might sound crazy, but experts say it’s possible — at least for a while. As McNally notes, if Brent breaks the old peak of $147, that would be another 35% jump from here. He thinks oil could reach the “high triple-digit range”, which means approaching $150.
Why would it go that high? Because prices tend to grind higher when supply is tight. McNally explains they’ll keep climbing “until they cause pain – enough pain to slow the economy”. In other words, prices won’t stop rising until they really hurt consumers’ wallets and force people to cut back on usage. After that point, demand “dissipates” and prices can crash or “free fall” again.
For now, we haven’t hit that pain threshold. Even at $100 a barrel, we’re still under the limit of what McNally calls the economy’s pain threshold. Pump prices at the station haven’t broken $4 yet on average, and businesses are still operating normally. If oil really gets near $150, though, we’d expect to feel it in lots of prices – groceries, heating, transportation – and that would quickly cool demand.
How Oil Prices Trickles Down to Your Wallet
You might wonder: how exactly does a barrel of oil in the Gulf end up affecting my mortgage rate in the suburbs? Think of it like a domino chain. When oil costs jump, other prices often rise with them. Gas for your car, heating bills, even the cost of shipping goods all get more expensive. In short, high oil can boost overall inflation.
IMF researchers have a rule of thumb: every 10% sustained rise in oil prices can add about 0.4 percentage points to inflation. So if oil jumps 50%, inflation could climb by around 2 points. That catches everyone’s attention – banks and investors alike.
Investors then demand higher interest to compensate for that inflation. In practice, that means bond yields go up. Recent reports show U.S. government bond yields have spiked as the war puts a “war-driven” inflation premium on oil. For example, the 10-year Treasury rate – a benchmark for loans – has climbed to its highest in months.
Mortgage rates follow those Treasury yields closely. Reuters notes that as the Iran war pushed oil up, it also drove U.S. Treasury yields higher – and 30-year mortgage rates jumped to a three-month high (about 6.22%) as a result. Put simply: lenders see higher inflation risk, so they charge more interest on home loans to protect themselves.
So there’s your chain: war in the Middle East → oil supply drops → oil price goes up → inflation pressure rises → bond yields rise → mortgage rates rise.
- For instance, one analysis noted that rising oil prices have “upped the odds” that the Federal Reserve would need to raise interest rates to fight inflation. No surprise, then, that mortgage rates recently reversed a brief decline and went up.
- In practical terms, if you were shopping for a mortgage and expected rates to keep falling, rising oil could turn that on its head. A once-hoped-for rate cut from the Fed now looks less likely, which keeps home loan rates elevated.
Bottom line: more expensive oil doesn’t just sting at the pump. It feeds through the economy to make borrowing costlier. If you’re thinking of locking in a mortgage rate, keep an eye on oil.
What Could Cool the Oil Frenzy?

Oil won’t surge forever. Two big changes could cool prices down:
- A ceasefire or deal. If the US and Iran (through Israel or negotiations) agree to stop fighting, then oil ships can pass safely again. McNally says a ceasefire could allow energy products to flow through the Strait of Hormuz normally. But he warns Iran isn’t ready to stop yet.
- Removing threats. The U.S. (and allies) could try to destroy Iran’s anti-ship missiles and drone bases. With those weapons gone, tanker escorts could become effective again. In theory, fighter jets or ships could then protect oil tankers through the strait. McNally explains that trying to escort ships without first neutralizing those missiles would be dangerous..
In practice, neither solution is quick or certain. Until we see a real ceasefire or secure shipping route, oil is likely to stay pricey.
On the bright side, this situation can’t last forever. If/when oil finally hits a point that drags the U.S. economy into a slowdown, demand will ease and prices will tumble, just like McNally predicts. How high that pain point is, no one knows for sure, but the Fed is watching it closely.
Bottom Line
I’m no oil market guru, but the message is clear: the Iran war’s big impact on oil is something to watch if you’re a homeowner or buyer. Rising oil prices usually mean higher inflation and higher interest rates across the board – including mortgages. So as you look ahead, know that that cheap gas for your car and the rate on your home loan are linked by the global economy. In the short term, stay alert to news of any ceasefires or steps that could ease oil supply. They could bring relief at the pump and in your mailbox.
In the meantime, you might want to lock in a favorable mortgage rate if you can, or at least be ready for rates to stay a bit higher. And remember: if oil prices really surge, it affects everything from food prices to home loan payments. It’s a complex chain, but understanding it is like having a weather forecast for the economy – and that can help you plan better.



