Homeowners Insurance for Charleston & Mount Pleasant, SC

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Independent. Local. On Your Side.

We Compare 25+ Insurance Companies So You Don’t Have To

We don’t work for an insurance company. We work for you — with local Charleston coastal expertise and honest advice, not a sales quota.

• 25+ Carriers, One Agent — We shop your policy across more than 25 insurance companies to find the right fit, not just the first quote.
• Independent Advice, Not a Sales Quota — We’re not paid more to sell you any one company’s policy.
• Coastal Homes, Coastal Knowledge — We know how roof age, wind mitigation features, and distance to water drive Lowcountry home premiums.
• Real Help With Claims — We help you navigate the claim, not just the sale.
• Reviewed Every Year — Re-shopped at renewal so you’re never quietly overpaying.

We don’t work for an insurance company. We work for you.

Homeowners Insurance Across Charleston, Mount Pleasant & North Charleston

Coastal risk isn't identical block to block. In Mount Pleasant, wind exposure and proximity to the harbor drive most underwriting decisions. In Charleston, especially on the peninsula and in older neighborhoods, home age and construction type matter as much as location. In North Charleston, homes further from the immediate coastline sometimes qualify for different wind-pool treatment than waterfront Mount Pleasant properties — worth checking rather than assuming either way. We write homeowners coverage across all three, and the right carrier for a 1960s brick ranch in North Charleston is often not the right carrier for a raised coastal home in Mount Pleasant.

What Does Homeowners Insurance Cost on the SC Coast?

There's no single honest number here, and any site that gives you one specific figure without asking about your home is guessing. What actually moves the price on the SC coast: distance to water, roof age and material, whether your home has documented wind mitigation features, home age and construction type, and which carrier's appetite currently matches your risk profile. Two nearly identical homes a few blocks apart can carry meaningfully different premiums once one sits in a different flood zone or wind-pool designation than the other. The fastest way to get a real number is a quote built around your actual address — not a state average that doesn't apply to a coastal ZIP code.

Coastal & High-Value Homes

If your home's replacement cost exceeds what standard carriers will comfortably write, or you're insuring a historic or custom-built coastal property, standard-market pricing often doesn't apply cleanly. See our dedicated guide to high-value and coastal home insurance for how that placement works differently.

Understanding Your Coastal Home Insurance Coverage

Wind & Hurricane Deductibles: What Coastal Homeowners Should Know

Most homeowners policies on the SC coast carry a separate wind or hurricane deductible, usually 1% to 5% of your home’s insured value rather than a flat dollar amount — on a $400,000 home with a 2% hurricane deductible, that’s $8,000 out of pocket before coverage kicks in on a named-storm wind claim. The trigger matters just as much as the percentage: some policies apply the higher deductible to any named tropical system, others only to a storm officially designated a hurricane, and others to wind and hail generally. If a standard carrier won’t write wind coverage on your property at all, the SC Wind and Hail Underwriting Association (the state’s wind pool) is the insurer of last resort — not ideal, but a real option for some coastal properties. We walk through exactly which trigger applies before you sign anything.

Renting out your property or buying on the coast? See our guides to owning coastal property in South Carolina, landlord insurance, and buying a beach house.

How Roof Age Affects Your Coverage

Roof age is one of the most common reasons a coastal homeowners policy gets non-renewed or shifted to less favorable terms. Many carriers ask for an inspection once a roof passes 15 years old, and roofs over 20 years often move to Actual Cash Value (depreciated payout, not full replacement cost) or lose wind/hail coverage entirely. A 4-point inspection — roof, electrical, plumbing, and HVAC — is frequently required to qualify for or renew coverage on an older coastal home. If you’re buying an older home or your policy is coming up for renewal, this is worth discussing before it becomes a surprise at closing.

How Home, Flood, and Wind Coverage Fit Together

A standard homeowners policy excludes flood damage entirely — including storm surge, which is classified as a flood event, not a wind event, even when a hurricane causes it. That gap is exactly why we pair every coastal homeowners policy with a real conversation about wind and hurricane coverage and flood insurance, whether through the NFIP or a private flood market. Wind, flood, and your base homeowners policy are three separate coverages that have to work together deliberately — they don’t combine automatically just because you bought one policy.

Home Insurance FAQ

Straight answers to the questions we hear most from Charleston and Grand Strand homeowners.

Already have home insurance and want a second opinion, or buying in Mount Pleasant or North Myrtle Beach? Visit your local office page, or see how personal umbrella insurance can extend your liability protection beyond your home policy’s limits.

John Cosgrove
Owner & Principal Insurance Advisor · Licensed Property & Casualty Insurance Agent, South Carolina — License #446274

John Cosgrove is the Owner & Principal Insurance Advisor at Coastal Insurance Brokers, an independent insurance agency serving Mount Pleasant, Charleston, North Myrtle Beach, and communities throughout South Carolina's coast. John relocated to South Carolina from Bucks County, Pennsylvania, and entered the insurance industry in 2006, working with Nationwide and later Prudential, and has led Coastal Insurance Brokers’ growth across the South Carolina coast for more than a decade. He has been a licensed South Carolina Property & Casualty agent since 2006 (License #446274) and also holds a South Carolina surplus lines broker license, giving the agency access to specialty and excess-and-surplus markets for coastal risks that standard carriers may decline.

Reviewed by John Cosgrove. Last Updated: July 11, 2026

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Check out our Insurance Blog for more information about Home Insurance in SC Coastal Areas.