Is a Whole-House Generator Worth It for Grand Strand Homeowners?

Every summer, the same conversation happens on porches from Murrells Inlet to North Myrtle Beach: should we finally get a generator? It usually comes up right after a thunderstorm knocks the power out for a few hours, or right before a tropical system starts spinning in the Atlantic. Then the power comes back, life gets busy, and the question gets shelved until the next outage.

It’s a fair question to actually sit with, though, because a whole-house standby generator is a real investment — typically $8,000 to $18,000 installed — and it’s reasonable to want to know it’s worth it before you commit. Here’s an honest look at what the Grand Strand’s power reliability actually looks like, what a standby generator does and doesn’t solve, and who genuinely benefits most from having one.

How Often Does the Power Actually Go Out Here?

If you’ve lived on the Grand Strand for more than a season, you already know the answer isn’t “rarely.” Horry and Georgetown counties sit in one of the most lightning-active, thunderstorm-heavy corridors in the Southeast, and that’s before hurricane season even enters the picture.

This isn’t an abstract risk. In mid-August 2026, a single afternoon of storms knocked out power to more than 3,500 Horry County customers, with the largest cluster near Conway and a separate outage affecting over a thousand customers in Carolina Forest. A few weeks before that, in early July 2026, a separate outage cut power to more than 2,000 customers in the Murrells Inlet area alone. These weren’t hurricanes — they were ordinary summer thunderstorms, the kind that roll through the Grand Strand multiple times a month during peak season.

Layer hurricane season on top of that routine risk and the picture gets more serious. The Grand Strand has weathered direct and near-direct hits from Hugo, Floyd, Matthew, Florence, Dorian, Idalia, and Debby over the past few decades, each bringing outages that stretched from hours into days. Whether your power comes from Horry Electric Cooperative or Santee Cooper, the reality is the same: most Grand Strand homes lose power at least once a year, and many lose it several times.

What You Actually Lose During an Extended Outage

The inconvenience of a short outage is obvious. The real cost shows up when an outage stretches from hours into a day or more, especially during the hottest and most storm-active months.

• Your HVAC shuts off. In a Grand Strand summer, a home without air conditioning for even 24 hours becomes uncomfortable fast, and genuinely dangerous for elderly residents, young children, or anyone with a heat-sensitive medical condition.
• Your refrigerator and freezer warm up. Beyond the groceries, that’s a real financial loss — and a bigger one if you’re stocked for a hurricane and can’t restock easily during the storm.
• Sump pumps and well pumps stop. In flood-prone areas of Murrells Inlet, Pawleys Island, and low-lying parts of Horry County, a sump pump that fails during heavy rain is how a storm turns into a flooded crawlspace or garage.
• Medical equipment loses power. Oxygen concentrators, CPAP machines, and refrigerated medications don’t pause for a grid outage.
• Security systems and connectivity go dark, right when you may need them most.
• Short-term rental income disappears. If your Grand Strand property generates rental income, a multi-day outage during peak season can mean guest cancellations, refunds, and a damaged review — a loss that can exceed the annual cost of maintaining a generator many times over.

What a Whole-House Standby Generator Actually Does

A whole-house standby generator sits outside your home, permanently connected to your electrical panel and a natural gas or propane fuel source. When it detects a grid outage, an automatic transfer switch isolates your home from the utility and starts the generator, typically within seconds — no manual setup, no extension cords, no one has to be home. Your HVAC, refrigeration, pumps, medical equipment, and security systems stay running as if nothing happened.

Portable Generator vs. Whole-House Standby: A Fair Comparison

Portable generators have a real place. They’re inexpensive, they don’t require a permitted installation, and for someone who’s rarely without power and just wants basic backup for a fridge and a few lamps, a portable can be a reasonable, budget-friendly choice.

Where portables fall short is exactly where whole-house risk lives on the Grand Strand:

• They require someone to be there. A portable generator does nothing for a second home or vacation rental if the power goes out while the owner is in another state.
• They can’t run a full HVAC system. Most portables don’t have the output to run central air conditioning, which is the single biggest comfort and safety factor during a summer outage.
• They come with real safety risks. Improper setup, indoor use, or backfeeding into a home’s wiring without a proper transfer switch causes carbon monoxide poisoning and electrical fires every year — this is a documented, recurring hazard, not a rare edge case.
• Fuel becomes a problem during the exact event you need power most. Refueling a portable during an active storm, in the dark, in the rain, is neither safe nor realistic for most homeowners.

A whole-house standby system solves all of these by design: it’s automatic, it’s sized for your actual home, and it’s installed by a licensed electrician to code — which matters most during the exact conditions that make backup power necessary in the first place.

What Does a Standby Generator Actually Cost?

Most whole-house standby generator installations on the Grand Strand run $8,000 to $18,000 fully installed. The biggest cost drivers are the generator’s kW size, the fuel source (natural gas vs. propane), the distance between the panel and the generator pad, and whether a panel upgrade or new gas line is required.

Sizing depends on your home, not a generic rule of thumb. A typical 2,000–3,000 sq ft Grand Strand home with central HVAC and a well or pool pump usually needs an 18kW to 22kW unit. Larger homes, dual HVAC systems, or homes that have also added an EV charger may need 24kW or more — undersizing is the single most common mistake we see when we’re called out to service a system another contractor installed.

We install both major residential brands:

• Generac Guardian Series (14kW–26kW) — the most widely installed standby brand nationally, with strong parts availability and a reliable remote monitoring app. The 18kW–22kW range is typically the best value for a mid-size Grand Strand home.
• Kohler Residential Standby (14kW–48kW) — a premium option with quieter operation under load and a 5-year limited warranty as standard, often the right call for larger homes or close-built neighborhoods where noise matters.

Get the full breakdown, including our six-step installation process, on our whole-house generator installation page.

Does a Generator Add Resale Value on the Grand Strand?

Increasingly, yes. Coastal South Carolina buyers — particularly in the $500K-plus market and among second-home buyers — are starting to view a permanent standby generator as a baseline expectation rather than a luxury add-on. For vacation rentals specifically, backup power is also a marketable amenity: guests notice when a listing mentions whole-home generator backup, especially during hurricane season booking windows.

Who Benefits Most From a Whole-House Generator Here?

Not every homeowner needs to rush into this decision, but certain situations make the case considerably stronger:

• Full-time residents in flood-prone or outage-prone areas, where sump and well pump failure carries real property risk
• Second-home and vacation-home owners who aren’t on-site to manage a portable generator or respond to an outage in person
• Short-term rental hosts, where an outage translates directly into lost booking revenue
• Households with medical equipment dependency, where a power gap isn’t just inconvenient but risky
• Homes with a well, septic pump, or pool system that stops functioning without power
• Homeowners who’ve recently added or are planning an EV charger, since that additional load is worth factoring into your generator sizing at the same time

The Maintenance Reality: It Only Works If It’s Maintained

A standby generator only protects your home if it actually starts when the grid goes down — and the leading cause of generator failure during a real outage is skipped maintenance, usually a battery that’s aged out, a fuel system issue, or a control fault that annual service would have caught. We recommend scheduling service between April and early June, before hurricane season opens June 1, and we also provide storm and emergency electrical services if your system fails during an active outage. Pairing your generator installation with whole-home surge protection is also worth considering, since the Grand Strand’s frequent lightning activity is hard on unprotected control boards and electronics.

Local Logistics: Permits and Timing

Every generator installation we perform is permitted through Horry or Georgetown County and coordinated with your gas utility or propane provider. From signed contract to commissioning, most projects take 4–8 weeks, with equipment lead time accounting for most of that window. That timing matters: the homeowners who are protected when the next named storm forms are usually the ones who started the conversation in the spring, not the week a hurricane watch goes up.

So — Is It Worth It?

For most full-time Grand Strand homeowners, second-home owners, and rental property owners, the honest answer is yes — not because outages are catastrophic every time, but because they’re frequent, they cluster during the exact months when heat and storm risk are both highest, and the cost of a bad one (spoiled food, a flooded crawlspace, a canceled rental booking, a medical scare) adds up fast against an $8,000–$18,000 investment that lasts for years. If your outages are truly rare and a short interruption is genuinely just an inconvenience, a portable generator or simply waiting it out may be the more proportionate choice. For everyone else, a properly sized, professionally installed standby system is one of the more straightforward investments a Grand Strand homeowner can make.

Frequently Asked Questions

Get a Load Assessment and Written Estimate

If you’ve been on the fence, the best next step isn’t a big commitment — it’s a conversation. Greg Beverly Services has installed and serviced whole-house generators across the Grand Strand since 1985, with primary service in Murrells Inlet and Myrtle Beach and coverage extending to Garden City, Surfside Beach, Pawleys Island, Litchfield Beach, Georgetown, North Myrtle Beach, Carolina Forest, and Socastee.

Call (843) 651-6305 or request your free estimate online. We’ll visit your property, perform a load assessment, and give you a detailed written estimate with no obligation.