Home Insurance Calculator

Replacement Cost vs. Market Value

The biggest mistake homeowners make is insuring their home for its market value. Your home insurance premium is based on dwelling coverage, which is the cost to rebuild the house from the foundation up using current labor and material prices. It does not include the value of the land.

If the real estate market is hot and your home's value skyrockets, your insurance premium should not necessarily increase. Conversely, if construction costs surge due to inflation or supply chain issues, your dwelling coverage needs to increase to keep pace with rebuild costs. Check your policy limits annually to avoid being underinsured.

State Risk Factors: Why Florida is Expensive

Location is the single largest multiplier for home insurance rates. States prone to catastrophic weather events — like hurricanes in Florida and Louisiana, hail in Texas and Oklahoma, and wildfires in California and Colorado — have significantly higher premiums.

In Florida, the state multiplier can be 2.5x the national average. This is driven not only by the risk of damage but also by the cost of litigation and reinsurance in the state. If you live in a high-risk area, the calculator above applies a multiplier to your base premium to reflect this reality. You may also be required to purchase separate windstorm or flood coverage.

How the Deductible Changes Your Premium

A deductible is the amount you pay out of pocket before insurance kicks in for a claim. The standard deductible is often $1,000, but many insurers offer $2,500 or $5,000 options. Increasing your deductible lowers your monthly premium because it shifts more of the initial risk from the insurer to you.

However, you should only raise your deductible if you have enough liquid cash on hand to cover it in an emergency. If a storm causes $10,000 in damage and you have a $5,000 deductible, you need to pay $5,000 before your insurer writes a check. The savings from a higher deductible can take years to materialize, so consider your emergency fund first.

How to Lower Your Home Insurance Premium

There are several ways to reduce your premium without sacrificing coverage. Bundling your auto and home insurance with the same company usually earns a multi-policy discount of 10% to 25%. Improving your credit score can also lower your premium in most states (except California, Maryland, and Massachusetts), as insurers use credit-based insurance scores to predict claims risk.

Updating your roof, replacing old wiring, or installing a monitored security and fire alarm system can also qualify you for discounts. Finally, shopping around every two to three years is the most effective strategy. Loyalty rarely pays in the insurance industry; new customer discounts often outweigh renewal discounts.

What Does Home Insurance Actually Cover?

A standard HO-3 policy covers the structure of your home (dwelling) and your personal belongings (contents) against a list of "covered perils," which typically includes fire, lightning, windstorm, hail, vandalism, and water damage from burst pipes (but not flooding). It also provides liability coverage if someone is injured on your property.

Flood damage and earthquake damage are almost never covered by standard policies and require separate policies. If you live in a designated flood zone, your mortgage lender will likely require you to carry flood insurance through the NFIP or a private insurer.