Understanding how much home insurance you need is one of the most important financial decisions homeowners make — and one of the most commonly mishandled. Too little coverage leaves you exposed to catastrophic out-of-pocket costs after a claim. Too much means you are paying for protection that will never pay out.

This guide and the interactive wizard below walk you through every coverage type, explain how each is calculated, and give you personalized recommendations based on your specific home, belongings, and risk profile.

Why Most Homeowners Are Underinsured

A 2023 CoreLogic study found that approximately 60% of U.S. homes are underinsured by an average of 20–30%. The gap has widened sharply since 2019, as construction material and labor costs rose 25–40% while many homeowners kept the same coverage limits they set years ago.

The most common mistake is insuring a home for its market value — what you paid for it — rather than its replacement cost, which is what it would cost to rebuild it from the foundation up. In many markets, especially coastal or high-labor-cost areas, rebuild costs significantly exceed sale prices.

The Six Standard Coverage Types

Dwelling coverage (Coverage A) pays to repair or rebuild your home’s structure. This should equal your home’s full replacement cost.

Other structures (Coverage B) covers detached garages, fences, and sheds — typically 10% of dwelling coverage automatically.

Personal property (Coverage C) covers your belongings. Standard policies set this at 50–70% of dwelling coverage, but your actual inventory may differ significantly. A home inventory — listing every item with purchase price and age — is the most accurate way to set this.

Liability (Coverage E) protects you if someone is injured on your property or you accidentally damage someone else’s property. This should generally match your net worth.

Loss of use (Coverage D) pays your additional living expenses if your home is uninhabitable after a covered loss — hotel bills, restaurant meals, temporary rent. Standard at 20% of dwelling.

Medical payments (Coverage F) covers minor injuries to guests regardless of fault — no lawsuit required. Standard is $5,000.

Coverage Calculator

Use the wizard below to get personalized coverage recommendations based on your home, belongings, liability exposure, and location risks.

Specialty Coverages That Standard Policies Skip

Standard homeowners insurance contains several notable exclusions that catch many homeowners off guard:

Flood insurance is never included in standard policies. If you are in a FEMA-designated flood zone, your mortgage lender requires it. Even outside designated zones, roughly 25% of flood claims come from properties in low-to-moderate risk areas. Purchase through the National Flood Insurance Program (NFIP) via any licensed agent.

Earthquake insurance is excluded everywhere. Separate earthquake policies are available through private insurers and, in California, through the California Earthquake Authority. Essential for the Pacific Coast, Pacific Northwest, and the New Madrid Seismic Zone (Missouri, Tennessee, Arkansas area).

Scheduled personal property riders cover jewelry, fine art, musical instruments, firearms, and electronics above standard per-category limits (often $1,500–$5,000). If you have items in this range, a rider — sometimes called a floater — provides agreed-value, no-deductible coverage.

Home-based business equipment typically has a $2,500 limit under standard homeowners coverage. If you work from home with significant equipment, a business owner’s policy (BOP) or endorsement closes this gap.

How to Keep Your Coverage Current

Your coverage needs change over time. Common triggers that should prompt a coverage review include:

• Major renovations (a kitchen remodel can add $50,000+ to replacement cost)
• Acquiring high-value items (jewelry, art, instruments)
• Starting a home business
• Changes in net worth that affect needed liability limits
• Moving to or from a flood zone or other high-risk area

As a baseline rule: review your policy limits annually, and always after any significant change to your home or financial situation. The annual reminder on replacement cost inflation — costs up 25–40% since 2019 — is not a minor footnote. A home that cost $250,000 to rebuild in 2019 may cost $325,000 to $350,000 today.

Content reviewed by Dana Holloway, Home Insurance Research Editor. This article provides general educational information only and is not a substitute for advice from a licensed insurance professional. Policy terms, coverage limits, and state regulations vary widely.