Cost guide

What does siding replacement cost in Southeast Wisconsin?

The Remodeling 2025 Cost vs. Value Report puts a fibre-cement siding replacement in the Milwaukee metro at $23,874 installed — 1,250 square feet of siding with trim, which works out to roughly $19 per square foot. It is a modelled 2025 cost for one defined specification, not a Monarch quote. Vinyl siding in the same report and the same market is $19,330. Roofing is the other half of exterior work and this page carries no local roofing figure: the national survey numbers below record what households said they spent across every roof material, which is not the same thing.

Where these numbers come from

Every figure on this page is published third-party research, attributed to the organisation that produced it, with the year it describes, the geography it actually measured, and what kind of number it is. None of them is a Monarch price and none is a quote. A quote is scoped, in writing, for one specific property.

Published research

What the figures actually describe.

Each one is presented on its own terms: the source, the year the data describes, the geography it measured, and whether it is an installed cost, reported spend or a fee.

$23,874 — about $19 per square foot

Milwaukee metro · 2025 · installed cost (labour + materials)

Fibre-cement siding replacement. The specification is to replace 1,250 square feet of existing siding with new fibre-cement siding, factory primed and factory painted, including all 4/4 and 5/4 trim in either fibre-cement boards or cellular PVC. Resale value is given as $24,667, recouping 103.3%. For comparison inside the same report and the same market, vinyl siding replacement is $19,330 recouping 84.8%.

A modelled job cost, not observed contracts. ⚠ THE PER-SQUARE-FOOT FIGURE IS OURS, not the publisher's, and it is arithmetic you can check: $23,874 over the specification's 1,250 square feet is $19.10. It is derivable here only because this specification states one unambiguous area — the report's ADU project, by contrast, gave two areas that disagreed, so no rate was ever published from it. The rate covers the trim the specification names and nothing else: no WRB repair, no sheathing replacement, no insulation. ⚠ 103.3% IS NOT A PROMISE. It is modelled resale value from a survey of real-estate professionals, and one of very few projects in the Milwaukee table to exceed 100% — useful context, not a return anyone is owed on their own house.

Source: Zonda / Remodeling Cost vs. Value Report

$11,041 average

National · 2023 · homeowner-reported spend (survey)

Average reported spend on roofing, per reporting homeowner. Siding averaged $8,346; windows or doors $5,610.

National and homeowner-recalled, across every roof and siding material, and it mixes repairs in with full replacements. Note how far the $8,346 siding average sits below the modelled figure above: that gap is mostly repairs and partial work being averaged together with whole-house replacements, which is exactly why a national average cannot price your elevation.

Source: Harvard JCHS (tabulation of HUD American Housing Survey)

$13,000 median

National · 2025 · homeowner-reported spend (survey)

Median reported spend on roofing. Windows and skylights ran $7,000; exterior doors $3,000; exterior painting $2,500.

Homeowner-recalled, blending self-performed and professional work, which pulls the medians below installed cost.

Source: Houzz & Home Study 2026

According to the Remodeling 2025 Cost vs. Value Report (www.costvsvalue.com). © 2025 Zonda Media, a Delaware Corporation. Complete data from the Remodeling 2025 Cost vs. Value Report can be downloaded free at www.costvsvalue.com.

What we could not source

No local roofing figure is excerpted here. The Cost vs. Value report does publish Milwaukee roofing costs, but the publisher's licence caps excerpts at five projects site-wide and all five are committed — so this page carries the siding project and says so, rather than substituting a national average for a local one. The survey figures below record household spend across every material and cannot stand in for either job.

How to read these figures

The siding figure is a modelled cost for one defined specification in this metro; the two survey figures below it are national homeowner-recalled spend across all materials. They answer different questions and the gap between them is mostly repairs averaged in with replacements.
Neither figure distinguishes a full replacement from a repair, which on a roof is a very large difference.

The work itself

What this project actually is.

Before any number means anything, this is what you would be buying.

This page covers two separate jobs

Exterior work here divides into the roof and the walls, and they share almost nothing — different trades, different failure modes, different seasons to do them in. They sit on one page because a house needs both assessed together, and because the thing that connects them is the detail where they meet: the flashing at a roof-to-wall junction is the single most common place water gets into a wall, and it belongs to neither trade by default. Read whichever half applies to you; they are not stages of one project.

The roof: the leak is usually not where you think

Most roofs here are asphalt shingle, and a winter-only leak on one is usually not a covering failure at all. Snow melts over the warm part of the attic, the meltwater runs to the cold overhang, refreezes and forms a dam that pushes water back up under the shingles. That is an insulation, air-sealing and ventilation problem presenting as a roofing symptom — so a new covering alone buys a season. A proposal worth comparing addresses the attic, specifies ice-barrier membrane at the eaves, and corrects the kickout flashing where a roof edge meets a wall. If a roofer quotes a winter leak as shingles and nothing else, they have not found the cause.

Storm damage is its own path

Wind and hail are the common reasons a roof or an elevation gets replaced ahead of schedule here, and that work usually runs through an insurance claim rather than through a straight remodelling budget. That changes the sequence: the carrier's scope and the contractor's scope are two documents and they do not always agree, and the gap between them is what a homeowner ends up paying. Monarch does not handle claims or advise on coverage. What is worth insisting on either way is that the repair addresses the water management behind the surface, because a claim settles the visible damage and the flashing that caused the hidden damage is nobody's line item.

The walls: three different jobs called re-siding

A REPAIR replaces damaged panels into an existing elevation, and the hard part is not the carpentry — it is that siding fades and profiles get discontinued, so a panel can match the sample and not the wall. A PARTIAL REPLACEMENT takes a face or a plane back to a natural break: an inside corner, a trim line, a whole elevation. A FULL REPLACEMENT strips to the sheathing and rebuilds the water management behind the siding — weather-resistive barrier, flashing at every opening, kickout flashing at roof-to-wall junctions — which is what a wall needs when the problem is water getting behind it rather than the surface itself. Three jobs, three prices, and which one a wall needs is decided by looking at it and sometimes by opening a small area. The modelled figure on this page prices the third.

What actually moves the number

What changes the budget.

These are claims about how the work behaves, not about any one project.

What is behind the siding, not the siding

The modelled figure assumes the wall underneath is sound. On a house of the age most of this stock is, the two things that move a siding price after tear-off are soft sheathing and missing or wrong flashing — and the usual culprit is the kickout flashing where a roof edge runs into a wall, which rots sheathing behind an elevation that still looks fine from the street. A pre-agreed unit rate for sheathing replacement handles it cleanly; discovering it without one is how a fixed price becomes a change order.

Which material, and the gap between two of them

The same report prices vinyl siding replacement in this market at $19,330 and fibre-cement at $23,874 — about 23% more — and puts the recoup at 84.8% against 103.3%. That is the clearest cost decision on an exterior and it is mostly about maintenance and appearance rather than durability: fibre-cement holds a crisper painted look and carries a repainting commitment later, vinyl is the lower-maintenance and lower-cost option and is what most of the surrounding housing already wears. ⚠ No regional material-share figure is quoted here. The previous version of this driver cited Census shares for the West, which described a different market entirely, and no Midwest equivalent has been sourced — so what matters for a price stays what YOUR walls are.

The season, and what it does to the price

Exterior work is sequenced around workable ground and minimum application temperatures for coatings and sealants, which compresses the window and loads demand into late spring through early autumn. That affects availability and scheduling more than it affects the unit rate, but a wall opened late in the season has to be closed before the weather turns — so a schedule that assumes a late start is a schedule with less room in it.

Windows change the wall

An insert replacement leaves the siding and trim intact around the opening. Full-frame replacement opens the wall at every window and brings flashing and siding reinstatement into scope — which is a different project wearing the same name, and also the only version that lets anyone correct the flashing above each opening. If siding and windows are both on the list, doing them together is usually cheaper than doing them in sequence.

Scope

What a price covers, and how to check.

A figure only means something with its scope attached — and what a source never mentions is unstated, not excluded.

What the published figures document

The Cost vs. Value specification is published and specific: 1,250 square feet of fibre-cement siding, factory primed and factory painted, with 4/4 and 5/4 trim in fibre-cement or cellular PVC. The publisher also notes that care should be taken to ensure a continuous weather-resistive barrier beneath the siding — which is the layer this page keeps returning to.
What that specification does NOT include: repairing or replacing sheathing found soft once the old siding is off, correcting flashing, or adding exterior insulation while the wall is open. Each is a real possibility on a house of this age and none is in the number.
The two survey sources publish no specification at all. Both record what households said they spent on work they classified as roofing, siding, windows or doors.
Neither survey states the material, the roof area, the pitch, the number of openings, or whether the work was a repair or a full replacement.
Neither states how it treats permit fees, disposal, sales tax or structural repair found after tear-off.
No source on this page prices an asphalt shingle tear-off, which is the roofing job this market actually buys most. The Cost vs. Value report does publish a Milwaukee figure for it; it is not excerpted because the licence budget is committed, and a national average is not a substitute.

What to confirm in any estimate

What is being done to the roof: a full tear-off, an overlay, or a repair — and whether ice-barrier membrane at the eaves and corrected kickout flashing are in the scope by name.
What happens if the decking or framing under the roof is damaged: how it is priced, and whether you approve it before the work continues.
For windows, whether the installation is an insert or full-frame, and if full-frame, whether siding removal and reinstatement around every opening is in the price.
For siding, whether the price assumes sound sheathing — and what the stated unit rate is for replacing any that is not, since that is found after tear-off.
Whether adding exterior insulation while the wall is open has been priced as its own line, because this is the cheapest moment it will ever be.
Whether permit fees, disposal and sales tax are inside the number.
What the warranty covers, who carries it — the manufacturer, the installer, or both — and what voids it.

Two of those questions have a guide behind them: how allowances and change orders move a price after you sign, and what permitting and preconstruction actually involve here.

Getting a real number

What we need to price your project.

01The roof material and its approximate age
02What the siding is — vinyl, aluminium, wood, fibre-cement, brick — and its condition
03Photographs of any cracking, staining or visible failure
04Whether any openings change size
05The year the house was built

For what the work itself involves rather than what it costs, see exterior remodeling.

Questions

What people ask before they call.

Our roof only leaks in winter. Do we need a new roof?: Possibly not, and that is good news. A winter-only leak is the signature of an ice dam: snow melts over the warm part of the attic, runs down to the cold overhang, refreezes and backs water up under the shingles. The covering is often fine. The cause is heat and air leaking into the attic, so the durable fix is insulation, air sealing and ventilation, with ice-barrier membrane at the eaves as the backstop. Anyone proposing to solve a winter-only leak with shingles alone has not found the cause — and you would be paying for a roof to fix an attic.
Is about $19 a square foot what my siding will cost?: Treat it as a starting point, not a quote. That rate is arithmetic on a published model — $23,874 over the specification's 1,250 square feet — for fibre-cement with trim on a wall assumed to be sound underneath. Three things move it on a real house. Vinyl instead of fibre-cement is meaningfully less. Sheathing or flashing repair found after tear-off is not in it. And a complex elevation with more corners, openings and roof-to-wall junctions carries more labour per square foot than a simple one, because the detailing is where the time goes rather than the field of the wall.
What is the difference between an insert and full-frame window replacement?: An insert sets the new window inside the existing frame, leaving the surrounding siding and trim untouched. Full-frame removes the old frame entirely, which opens the wall around each opening and brings flashing, weather-barrier detailing and siding reinstatement into the job. Full-frame costs more and does more — it is the only version that lets anyone correct the flashing above each opening, which is where water gets into a wall. A proposal should name which one it is pricing.
What is usually an allowance on exterior work?: The material selection — siding product and colour, shingle line, window line and glass package, paint or coating system — and any decorative element like shutters or a new entry door. Ask what specific product each allowance is set against, because on an exterior the difference between two products in the same category can be large and it is not visible from the street.
What happens if the deck under the roof is rotten?: It is found at tear-off, priced, and approved before it is replaced. Concealed decking or fascia damage is not visible until the covering comes off, so it can create a change order on a job that was otherwise fully specified. A pre-agreed unit price handles it cleanly — a stated price per sheet of decking or per linear foot of fascia, written into the contract — because it explains how the number will be calculated before anyone knows how much of it there will be.
How do I compare two exterior proposals?: Compare the things that are not the bottom line. For siding: the product and profile by name, whether the weather-resistive barrier is being replaced or reused, whether flashing at openings and kickout flashing at roof-to-wall junctions is itemised, and the unit rate for sheathing found soft after tear-off. For roofing: the tear-off scope, ice-barrier membrane at the eaves, and whether anything addresses the attic. Exterior proposals converge on a similar bottom line far more often than they converge on the same work.

Questions this raises.

Remodeling Permits in Southeast Wisconsin

Waukesha and Milwaukee counties contain nine separate permitting authorities, and no two of them calculate a remodel permit the same way. What each one charges, what needs no permit at all, and the rules that change a project's schedule rather than its paperwork.

Remodel Allowances and Change Orders Explained

What an allowance actually is, how change orders are supposed to work, which changes are genuinely unavoidable, and the questions that expose a price built to look low.

Get a number for your actual house.

Published research describes a market. It cannot describe your property, your existing conditions or the scope you actually want. That takes a walkthrough, and the first conversation is free.

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