Loyalty doesn't get rewarded here. It gets priced.
Staying with the same insurer for years isn't a discount. For a lot of drivers, it's the opposite.
What actually happens at renewal
A new customer's quote is priced to win the business, insurers know that price gets compared against competitors before anyone signs. A renewal price faces no such test unless the policyholder actually goes and gets one. Left unchecked, that gap tends to widen a little more each year the policy just rolls over, a pattern the industry has an actual name for: price walking, or the loyalty penalty.
It's not universal, and it's not usually dramatic in any single year
Not every insurer does this, and not every renewal increase is loyalty pricing, claims history, inflation in repair and medical costs, and broader rate filings all move premiums too, for new and existing customers alike. The loyalty penalty specifically is the extra slice on top of those legitimate factors, the part that exists only because you didn't check. In any single year it can be modest enough to miss. Compounded over five or six years of auto-renewing without comparing, it adds up to a real amount of money for no better coverage.
The UK banned it. The US hasn't
In 2022, the UK's Financial Conduct Authority required home and motor insurers to offer renewing customers a price no higher than an equivalent new customer would pay, effectively outlawing price walking there. No such rule exists at the federal level or in any state we're aware of in the US. That means the burden here sits entirely on the driver: nothing structurally stops an insurer from letting a renewal price drift upward, and nothing requires them to flag it if it does.
The only real check is a competing quote
There's no way to know your specific renewal is inflated without something to compare it against. That's the practical case for shopping every year rather than treating a stable-seeming premium as proof it's fair, a number that hasn't dropped isn't the same as a number that's still competitive. See how to lower your rate for what to actually do once you've confirmed there's a gap, and consider setting a renewal reminder here so the comparison happens automatically instead of depending on memory.
Check where your city's spread sits today on the rate calculator, or read when to actually run that comparison.