Insuring a Cedar Roof on the North Shore Is Getting Harder, and What Owners Are Specifying Instead
If you own a cedar roof in Winnetka, Glencoe or Lake Forest, your renewal conversation has probably gotten more pointed in the last few years. Here is what is behind it, what a Class 4 roof actually changes, and what owners are specifying when the cedar comes off.
What owners are telling us
We hear a version of the same story on estimates across the North Shore and the Barrington area. The renewal arrives with a question about the roof's age and material that was never asked before, or an inspection gets ordered, or the premium moves in a way that has nothing to do with a claim. Sometimes the carrier asks for the roof to be replaced as a condition of renewal. We are roofers and not insurance agents, so we do not give coverage advice, but the pattern is consistent enough across enough houses that it belongs in the conversation when a cedar roof is nearing the end of its life.
Why wood gets treated differently
Two reasons, and only one of them is the obvious one. Fire is the obvious one. Untreated cedar shake is a Class C material, and pressure-impregnated fire-retardant cedar closes most of that gap but costs more and is a spec most owners have never been offered. Our post on Class A fire-treated cedar covers that in detail. The less obvious reason is hail. Wood bruises. A hailstorm that leaves an asphalt roof functionally intact can crack and split cedar shakes in a way that shortens the roof's life without producing a leak anyone notices that season, and the accumulated damage from several ordinary storms is what turns into a claim years later.
The maintenance reality behind the underwriting
Cedar rewards maintenance and punishes neglect, and in our climate the difference is dramatic. A cedar roof on an open sunny lot with airflow and a cleaning and treatment schedule can run a long time. The same roof on a shaded lot under mature oaks, never cleaned, can be half dead in fifteen years. Underwriters are not wrong that a lot of the wood roofs in these towns have not had the upkeep they needed. Our cedar maintenance walkthrough is the honest version of what that schedule looks like, and on plenty of houses the right answer is still to maintain or restore the cedar rather than replace it.
What Class 4 actually means
Class 4 is the top rating in UL 2218, an impact test where a steel ball is dropped on the material to see whether it cracks. It is a material property, not a guarantee, and it does not make a roof hail-proof. What it does is change how a roof holds up to the ordinary storms that arrive every few years, and many Illinois carriers offer a discount on the wind and hail portion of a premium for a Class 4 roof. The amount varies by carrier and by policy, so the useful move is to call your agent with the specific product name before you commit to anything, rather than assuming a number.
What owners are specifying when the cedar comes off
Three paths, in the order we see them chosen on estate-class homes. First, real cedar again, often fire-treated, on houses where the owner loves the material and will maintain it, or where an architectural review board requires wood. Second, a composite shake, which is where most of the movement has gone: it is molded to look like split cedar, it is Class 4 impact rated, it can be part of a Class A fire-rated system, and it does not want sealing, staining or moss removal. Brava, DaVinci and Enviroshake are the products that come up, and they are not interchangeable. Third, a premium designer asphalt, which is the least expensive of the three and the one most likely to read as asphalt from the street on a home whose architecture wants wood.
The part that is easy to get wrong
A composite roof does not lower your premium by itself. Some of the benefit shows up as a carrier still being willing to write the policy at all, which is not a line item anyone sees on a renewal notice. Brava publishes material on insurability and the long-term cost comparison, and we are glad to hand it to a homeowner, but we will not promise a premium reduction on behalf of a carrier we do not work for. Ask your agent about the specific product, in writing, before the decision gets made.
Where the HOA and the review board fit
Several North Shore and Barrington-area communities have architectural review, and a handful of Lake Forest and Winnetka properties fall under historic preservation oversight. Boards that once required real cedar increasingly accept a composite that reads convincingly as cedar, and the ones that still require wood usually say so plainly. The right sequence is to ask the board before buying samples, and to bring the board a full-size sample and a photograph of an installed roof rather than a brochure page. Most covenants with cedar language were written before composites existed, and a short conversation resolves more of these than people expect.
When replacement is not the answer
We have talked owners out of replacing cedar roofs that had thirty percent of their life left and a flashing problem at the chimney. Failed flashings, failed valley metal and a few hundred damaged shakes look like a failed roof from the driveway and are not one. If a carrier is pushing for replacement on a roof we think has real life left, we will write down what we actually see, with photographs, and the owner can take that to their agent. Sometimes it changes the conversation and sometimes it does not, but an owner should at least know which situation they are in. Our post on restoration when the flashing failed covers the distinction.
How to price the decision honestly
We do not publish job totals for cedar or premium composite, because the range across these homes is too wide for a number to help anyone. What we will do on an estimate is put the real options in front of you in the same document, in order, with what each one changes about maintenance, insurability and how long you are likely to own the roof. If the answer is the most expensive option, it should be because the math and the house support it, not because it was the only thing quoted. Financing options are available where a premium roof makes sense but the timing does not.
Talk to us before the renewal
If a carrier has asked about your roof, or your cedar is at the age where the question is coming, the useful time to get a roofer on the roof is before the renewal date rather than after. We will tell you what the cedar has left, what it would take to maintain it, and what the alternatives are if maintaining it is not what you want. Leaders Roofing has worked on cedar, slate and composite roofs across the North Shore and the northwest suburbs since 1996. Call 708-847-5418 or request a free estimate. See our cedar shake page and our estate home page for how we work on these houses.