Depreciation vs Replacement Cost: How It Affects Your Insurance Claim in St. Louis

April 29, 2026

Your St. Louis home suffers a major hail event. Your roof is severely damaged, your siding is dented, and several windows need replacement. You file a claim expecting a straightforward payout, but then the insurance adjuster's estimate arrives: $18,000 to replace everything. You get a check for $12,500. When you ask why, the adjuster explains: "We're paying actual cash value after depreciation. The replacement cost is higher, but your materials are 8 years old."

You just lost $5,500 in expected recovery—and you might not have known that gap existed in the first place.

This scenario plays out dozens of times per year in Missouri and Illinois claims. Understanding depreciation versus replacement cost coverage is one of the most important decisions in your insurance policy, and it can mean the difference between full recovery and a shortfall that leaves you paying out of pocket for repairs.

The Core Problem: Two Ways to Calculate Insurance Payouts

Insurance companies have two primary methods to value property damage:

Actual Cash Value (ACV) — The Lower Payout

Actual Cash Value = Replacement Cost − Depreciation

With ACV, the insurer pays you what the damaged item was worth at the time of loss, not what it costs to replace. This accounts for age, wear, and reduced value.

Example:

New roof replacement cost: $22,000
Your roof age: 10 years (typical shingle lifespan is 20–25 years)
Depreciation rate: 40% (half its expected life consumed, some materials degrade faster)
ACV payout: $22,000 − (40% × $22,000) = $13,200
Your out-of-pocket cost: $22,000 − $13,200 = $8,800

You're responsible for the gap. That's the depreciation penalty.

Replacement Cost Coverage — The Full Payout

Replacement Cost = What it actually costs to replace the item, full stop.

With Replacement Cost Value (RCV), the insurer pays the full replacement cost, regardless of age or depreciation. You get a check for the actual cost to fix or replace, and the depreciation is the insurer's burden, not yours.

Using the same roof example:

New roof replacement cost: $22,000
RCV payout: $22,000
Your out-of-pocket cost: $0 (you replace the roof and use the full check)

That's an $8,800 difference for the same claim.

Why Depreciation Exists in Insurance

Insurance carriers argue that depreciation is fair because:

You benefited from the item's use. Your roof kept rain out for 10 years. You got value from it. Why should the insurer pay full replacement when the roof had already depreciated?
Preventing over-insurance. If insurers paid replacement cost on 20-year-old roofs with the same payout as 1-year-old roofs, owners could game the system (claim a pre-existing worn roof, get paid full replacement, and profit).
Loss cost control. Replacement cost is more expensive for insurers. By offering ACV at a lower premium, they incentivize cost control.

From a business perspective, it makes sense. But for the homeowner, it means the difference between full recovery and a painful gap.

The Critical Difference in Your Policy

Your homeowner's or commercial property policy almost certainly includes language about either ACV or RCV coverage. The key is knowing which one you have—and most people don't.

Here's what to look for:

Check Your Declarations Page

Open your policy or declarations page (the summary your agent sends you each renewal). Look for:

"Loss Settlement" or "Basis of Loss Payment" section
Check if it says "Actual Cash Value" or "ACV" — indicates lower payouts
Check if it says "Replacement Cost Value," "RCV," "Replacement Cost," or "Full Replacement" — indicates full payouts without depreciation penalty

If you can't find it, call your insurance agent today and ask directly: "Is my policy ACV or RCV? If ACV, how much would it cost to upgrade to RCV?"

The Premium Difference (Spoiler: It's Small)

Many homeowners mistakenly believe RCV is far more expensive. In reality:

RCV usually costs 5–15% more in premium than ACV for homeowner policies
Example: If your homeowner's insurance is $1,200/year with ACV, RCV might cost $1,260–$1,380/year—an extra $60–$180 annually
For a major claim like our roof example ($8,800 difference), RCV pays for itself in less than 50 years
One major claim typically recovers the entire premium difference several times over

Translation: The cost of RCV is negligible compared to its value in a claim.

Depreciation Schedules: How Insurers Calculate Your Loss

If you have ACV coverage and suffer a loss, the adjuster will apply a depreciation schedule to calculate what you receive. Understanding these schedules helps you negotiate:

Common Depreciation Schedules by Item Type

Roofing materials:

Asphalt/composition shingles: ~2.5% annual depreciation (typical life 20–25 years)
Metal roofing: ~1.5% annual depreciation (typical life 40–60+ years)
Tile/slate: ~0.5–1% annual depreciation (typical life 50+ years)

Siding:

Vinyl siding: ~2–3% annual depreciation (typical life 20–30 years)
Fiber cement board: ~1.5–2% annual depreciation (typical life 25–40 years)
Wood siding: ~3–5% annual depreciation (typical life 15–20 years)

Windows and doors:

Standard windows: ~3–5% annual depreciation (typical life 15–25 years)
Doors: ~3–5% annual depreciation (typical life 15–25 years)

Flooring (after water damage or fire):

Carpet: ~5–7% annual depreciation (typical life 8–10 years)
Laminate: ~3–5% annual depreciation (typical life 12–15 years)
Hardwood: ~2–4% annual depreciation (typical life 20–30 years)
Tile: ~1–2% annual depreciation (typical life 25+ years)

Structural elements (walls, framing, drywall):

Drywall: ~2–3% annual depreciation
Framing/structural: ~0.5–1.5% annual depreciation (buildings last 50+ years)

How depreciation is applied:

The adjuster will use formulas like:

Linear depreciation: Same % loss per year (e.g., 2.5% × 10 years = 25% total depreciation)
Curved/accelerated depreciation: Faster loss early, slower later (e.g., 50% depreciation by year 10, not 25%)
Straight age-based: Actual age vs. expected lifespan (e.g., 10-year-old roof on 25-year life = 40% depreciated)

Different insurers use different schedules, which is why one adjuster's estimate might differ from another's.

Real-World Examples: ACV vs. RCV in St. Louis Claims

Example 1: Fire Damage Claim — Maple Wood Interior

A Ladue home suffered a kitchen fire. The damage required replacement of:

Cabinets: $28,000 to replace (custom maple)
Hardwood flooring: $18,000
Drywall and framing: $12,000
Electrical and plumbing repairs: $8,000
Total replacement cost: $66,000

The home was built in 1995 (31 years old at time of loss). The kitchen had original cabinetry and flooring.

With ACV coverage:

Cabinets at 50% depreciation (31 years old, 30-year expected life): $28,000 × 50% = $14,000
Flooring at 45% depreciation (31 years old, 30-year life): $18,000 × 55% = $9,900
Drywall/framing at 8% depreciation: $12,000 × 92% = $11,040
Electrical at 10% depreciation: $8,000 × 90% = $7,200
ACV payout: $42,140
Out-of-pocket cost: $66,000 − $42,140 = $23,860

With RCV coverage:

RCV payout: $66,000
Out-of-pocket cost: $0

Difference: $23,860 gap with ACV vs. full recovery with RCV.

Example 2: Hail Damage Claim — Younger Suburban Home

A Clayton home built in 2016 (10 years old) suffered hail damage affecting:

Roof (composite shingles): $18,000 to replace
Siding (vinyl): $12,000 to replace
Windows and glass: $8,000 to replace
Total replacement cost: $38,000

With ACV coverage:

Roof (10 years old, 25-year life): $18,000 × 60% = $10,800
Siding (10 years old, 25-year life): $12,000 × 60% = $7,200
Windows (10 years old, 20-year life): $8,000 × 50% = $4,000
ACV payout: $22,000
Out-of-pocket cost: $38,000 − $22,000 = $16,000

With RCV coverage:

RCV payout: $38,000
Out-of-pocket cost: $0

Difference: $16,000 gap with ACV vs. full recovery with RCV.

Special Cases and Exceptions

Water Damage and Flood Claims

Important: Standard homeowner's policies do NOT cover flood damage—you need a separate flood insurance policy. Additionally:

Flood policies typically use ACV only (no RCV option)
RCV coverage for water damage caused by non-flood sources (burst pipe, roof leak) may or may not be in your standard policy
Check your declarations page for water damage loss settlement

Replacement Cost Endorsement vs. Full RCV

Some policies offer a middle ground: "Replacement Cost Endorsement" (RCE). This means:

You receive the replacement cost initially, but without the full depreciation benefit
If you choose not to rebuild/repair, depreciation may be applied retroactively
This incentivizes repairs—insurers prefer you to actually restore, not pocket the cash

If you're offered RCE, understand the conditions before accepting.

Old Homes and Hard-to-Find Materials

In St. Louis, many homes are 50+ years old with original materials (plaster walls, original hardwood, vintage plumbing). Issues arise:

Reproduction cost may exceed modern replacement. Original plaster work costs more than drywall. Vintage tile may be discontinued.
Insurers may argue "replacement with modern equivalent." They want to pay for drywall and modern materials, not historical reproduction.
RCV policies sometimes include a clause: "We'll pay replacement cost OR modern equivalent, whichever is less."
Solution: Consider a dedicated "older home" or "historic property" endorsement if you have a vintage home. These explicitly cover period-appropriate materials.

How to Maximize Recovery in an ACV Situation

If you currently have ACV coverage, you can't retroactively change it for a past loss. But for a current or future claim, here are tactics:

1. Challenge the Depreciation Schedule

Depreciation is not set in stone. Dispute the adjuster's numbers:

Request their depreciation table in writing
Ask: "What's your expected lifespan for [item]?" Compare to industry standards
If materials lasted longer than expected (roof at 15 years instead of 20), argue for lower depreciation
Submit your own expert estimate showing lower depreciation rates

2. Separate Items by Condition

Not all materials on your home are equally deprecated:

If your roof is 15 years old but only partially damaged, the undamaged sections haven't reached end-of-life
Break out line items: "Roof section A (new, replaced 2 years ago) = 0% depreciation. Roof section B (original, 25 years old) = 50% depreciation."
This often results in higher payouts than treating the entire roof as one age

3. Document Pre-Loss Condition

Take photos and video of your home before any loss (do this now, even without a claim):

Photos prove age and condition
If you've upgraded or maintained items recently, document those receipts
A roof replaced 5 years ago, even if damaged now, should not be depreciated as a 15-year-old original roof

4. Use Comparable Market Data

In major claims, hire a certified appraiser or public adjuster to provide independent estimates:

Appraisers use market data to support replacement costs
They can challenge depreciation if it exceeds industry norms
For claims over $50,000, appraisal costs ($1,000–$3,000) are usually recovered quickly

5. Invoke the Appraisal Clause

If you and the insurer can't agree on depreciation amounts, most policies include an appraisal clause:

Each side picks an appraiser
The two appraisers pick an umpire
The dispute is settled by majority vote
Cost is typically split 50/50, and the process takes 4–8 weeks

For disputes over $15,000+, appraisal is often worth invoking.

Switching to RCV: How and When

If your policy currently has ACV coverage, you can upgrade to RCV—but timing matters:

Before a Loss (Ideal)

Call your insurance agent and request an RCV endorsement
Ask for a premium quote (usually 5–15% increase)
The upgrade takes effect on your next billing cycle (typically immediate)
Critical: The upgrade must be in place BEFORE any loss occurs. Claims are evaluated based on coverage active at the time of loss.

After a Loss (Too Late)

You cannot upgrade to RCV once a loss has occurred and a claim is pending
Some policies technically allow upgrades mid-year, but insurers will not honor them for existing losses
If you're in an active claim and you're being underpaid due to ACV, your remedies are: negotiate, appraise, or hire a public adjuster

For Commercial Property Owners

If you own a business in St. Louis or Illinois (retail, restaurant, office, warehouse), the ACV vs. RCV question is even more critical:

Commercial property is often more expensive to replace due to specialized equipment, fixtures, and infrastructure
Business interruption compounds the loss: Not only do you pay out-of-pocket for repairs, but you lose income while rebuilding
RCV is standard for premium commercial policies, but basic policies may default to ACV
Review your commercial property policy immediately. If it's ACV, upgrading to RCV should be a priority

Next Steps: Protect Your Recovery

Do this today:

Find your insurance declarations page (email your agent, log into your insurer's portal, or call directly)
Look for the loss settlement section and confirm whether you have ACV or RCV
If you have ACV, get a quote for upgrading to RCV (likely $50–$200/year extra)
If you have RCV, keep your policy as-is (you're already protected)
If you're currently in a claim and underpaid due to depreciation, don't settle. Contact a public adjuster or attorney for a free review. Most significant claims warrant a second opinion.

The difference between ACV and RCV can be tens of thousands of dollars. For the cost of a few hundred dollars in annual premium, you protect yourself against a catastrophic financial gap when disaster strikes.

If you're dealing with a claim in St. Louis or Illinois and you're unsure whether depreciation has been fairly applied, or if your claim was underpaid, contact STL Public Adjusting for a free claim review. We specialize in complex claims involving depreciation disputes, and we work on contingency—you only pay if we recover additional funds. Call 314-922-3083 or fill out our contact form to get started.