Per-Occurrence vs Per-Location Deductibles: The $70,000 Mistake in Your Rental Portfolio

Most investors buy landlord insurance one property at a time. You close on a rental, the lender requires coverage, you get a policy, you move on. Eight years and forty doors later you own forty policies, and not one of them was chosen with the other thirty-nine in mind.

The provision that matters most across a portfolio is the one nobody reads: whether your deductible applies per occurrence or per location. On a single rental the distinction is meaningless, which is exactly why it never comes up at closing. Across forty rentals it is the difference between writing a $5,000 check after a hailstorm and writing a $105,000 check for the same storm.

Here is how that gap opens up, and how to find out which side of it you are on.

A concrete example

An investor owns 40 single-family rentals, each insured at $150,000. Eighteen of them sit within a five-mile radius outside Oklahoma City. The other twenty-two are scattered across three other metros.

A hailstorm comes through and damages roofs on 14 of the 18 clustered properties. Same storm, same day. Each roof is a $22,000 claim, so the total loss is $308,000.

Here is what the investor pays out of pocket before the carrier pays anything, depending on one line buried in the policy:

Same storm. Same damage. Same carrier, potentially. A $100,000 swing driven entirely by how the deductible provision is written.

Per-location versus per-occurrence

The mechanic is simple once you see it.

Per-location applies a deductible to every damaged building. Fourteen damaged roofs means fourteen deductibles.

Per-occurrence applies one deductible per event, regardless of how many buildings were involved. Fourteen damaged roofs means one deductible.

When you own one rental, these are identical and the distinction is meaningless. That is exactly why the difference never comes up during a single-property closing, and why most investors accumulate a portfolio without ever encountering it.

The variable that decides whether you should care

The value of a per-occurrence structure is entirely a function of correlated loss, which in practice means geographic concentration.

If those same 40 properties were spread across 40 different metros, the two structures would price almost identically, and per-location would be the right choice. Losses would arrive one at a time anyway. A kitchen fire in Cleveland in March, water damage in Memphis in September. You would essentially never trigger two locations in a single occurrence, so paying extra for per-occurrence would be pure waste.

A concentrated portfolio is a fundamentally different risk. Fourteen roofs under one hail swath is not fourteen independent events. It is one event.

Carriers understand this completely. That is why per-occurrence structures cost more, why the load is steepest in hail and coastal territory, and why in the hardest cat zones carriers may simply decline to offer per-occurrence at any price.

Which means step one is not calling your agent. Step one is mapping your own schedule and asking how much of your portfolio could be damaged by a single weather event.

The counterintuitive part

The instinct, when you learn that a $70,000 deductible bill is possible, is to lower your deductibles.

That is usually the wrong move.

An investor with 40 doors and real liquidity should generally be carrying a higher deductible, not a lower one. At that scale you are going to have three or four small claims a year no matter what you do. Paying premium to insure a $4,000 water loss is a losing trade over any reasonable time horizon, and it is also a good way to accumulate a claims history that gets you non-renewed.

The better framing is this: self-insure frequency, transfer severity and correlation.

Raise your deductibles substantially, because you can absorb the routine stuff and you should not be paying an insurer's expense load to handle it. Then separately fix the structural problem so that one storm does not multiply that higher deductible across a dozen buildings at once.

Those are two different decisions, and most investors only ever make the first one.

Structures worth pricing

In rough order from most expensive to least:

The capped structure is the most underused option on this list. "Maximum three deductibles per occurrence" turns a $70,000 exposure into a $15,000 exposure and typically costs a small fraction of what full per-occurrence costs. Ask for it by name.

The annual aggregate is how large SFR operators actually buy insurance. It converts the policy from something that reimburses routine maintenance into something that protects the balance sheet, and it cuts premium hard. It requires liquidity and discipline, which is why it does not suit everyone.

Two traps worth knowing cold

Wind and hail deductibles on low-basis rental property

A 5% wind and hail deductible sounds small. On a $150,000 house it is $7,500. On an $80,000 Midwest rental it is $4,000.

Now consider that a typical hail roof replacement on those houses runs $12,000 to $25,000.

The deductible is consuming 20% to 50% of the exact claim you are most likely to file. In hail-prone territory with low-basis properties, a percentage wind and hail deductible can make the coverage nearly worthless for its single most probable use. The percentage sounds modest, so almost nobody runs the arithmetic against an actual claim size.

Also verify what the percentage is calculated against. Percentage of the damaged building's insured value is standard and fine. Percentage of the total schedule or of a blanket limit shows up occasionally and is ruinous. On a 40-property schedule totaling $6 million, a 2% deductible calculated against the schedule is $120,000 for a single damaged roof. Read this provision every single renewal.

The definition of "occurrence"

Windstorm occurrence is almost always defined with a time window, commonly 72 hours. Two hailstorms nine days apart are two occurrences and two deductibles, even under a per-occurrence structure.

Investors hear "one deductible" and reasonably assume it means one per year. It does not. It means one per event, and "event" has a technical definition sitting in the policy that determines whether a rough spring costs you one deductible or three.

How to run this on your own portfolio

You can do a version of this analysis yourself in an afternoon.

1. Build a real schedule. Every property, address, insured value, square footage, construction type, roof age and roof material, current deductible, and the deductible basis (flat or percentage, per-location or per-occurrence).
2. Map it. Plot the addresses. Draw ten-mile circles. Count how many properties fall inside your largest cluster.
3. Pull the storm history. NOAA's Storm Events Database is free and searchable by county. Look at hail and high wind frequency over the last twenty years for your cluster.
4. Multiply. Take your largest cluster, assume 70% of those properties take roof damage in one event, and multiply by your per-location deductible. That number is your real exposure, and it is probably the first time you have seen it.
5. Compare it to your annual premium. If a single plausible storm costs you more than two years of premium in deductibles alone, your structure is wrong regardless of how good your rate looks.

Step five is the one that reframes the conversation. Investors optimize insurance on premium because premium is the number they see every month. The deductible structure is the number they see once, during the worst week of the year.

A note on lender requirements

There is a constraint worth flagging before you go restructure everything.

Many loan documents cap the deductible a borrower may carry, often at $10,000 or 1% of insured value. That language blocks the high-deductible strategy on financed properties, and most of it is boilerplate that was never written with portfolio concentration in mind. The result is that lender requirements sometimes force borrowers into the worst available configuration: a low per-location deductible that prices badly and still stacks fourteen times in a single storm.

If you are working with a lender who understands investment property, this is worth raising directly. It is not just a borrower preference. A borrower facing $105,000 in simultaneous deductibles after a storm is a borrower with a real chance of handing back keys, which makes it a credit question as much as an insurance question. Sensible loan language permits a higher deductible paired with a cap on deductibles per occurrence, which is better for the borrower and better for the lender at the same time.

Frequently asked questions

Do I pay a separate deductible for each rental property?

It depends on whether your policy applies the deductible per location or per occurrence. Under a per-location structure, every damaged building carries its own deductible, so one storm that damages ten rentals means ten deductibles. Under a per-occurrence structure, that same storm triggers one deductible regardless of how many buildings were hit. Check the deductible provision on your declarations page, not just the dollar amount.

What is a per-occurrence deductible?

A per-occurrence deductible applies once per covered event, no matter how many buildings or locations are damaged by that event. It is the more favorable structure for a geographically concentrated portfolio and it costs more in premium as a result. In severe hail and coastal wind territory, some carriers will not offer it at all.

Can I cap the number of deductibles that apply to one storm?

Often yes, and it is the most underused option available. A per-location deductible with a cap of two or three deductibles per occurrence delivers most of the protection of a true per-occurrence structure at a fraction of the premium load. It is not usually offered unprompted. Ask for it by name.

Does a blanket policy mean one deductible?

No, and this is a common and expensive assumption. A blanket limit governs how much the policy will pay and lets the full limit be available wherever a loss happens. The deductible provision is separate and can still apply per location. You can hold a blanket limit and still owe fourteen deductibles after one storm. Read the two provisions independently.

Should I raise the deductible on my rental portfolio?

Usually yes, if you have the liquidity to absorb routine losses. Investors with meaningful scale are better served self-insuring frequency and buying coverage for severity. The important caveat is that raising a per-location deductible without also capping deductibles per occurrence makes your correlated-storm exposure worse, not better. The two decisions have to be made together.

Does my lender let me choose my deductible?

Not always. Many loan documents cap the deductible at $10,000 or 1% of insured value, which can block a high-deductible strategy on financed properties. Check your loan documents before restructuring, and raise it with your lender if the language is forcing you into a worse configuration.

Closing thoughts

Insurance on a portfolio is not the same product as insurance on a house, even when the policy form is identical. The thing that changes is correlation, and correlation only shows up on the day you need the coverage.

If you own more than ten properties and you have never mapped your concentration against your deductible structure, you are carrying an exposure you have not measured. It costs an afternoon to find out what it is.

---

Join 25,000+ real estate investors

We invite you to join over 25,000 real estate investors who use OfferMarket for:

• Landlord insurance rate shopping
• Off market deal flow
• DSCR loans
• Fix and flip loans

Membership is free, sign up today!