Based on a 2026 survey of independent fiberglass pool builders in the Thursday Pools dealer network, a standard fiberglass pool installation in South Carolina averages $75,000 for a small pool, $87,500 for a medium pool, and $97,500 for a large pool. Your final cost will depend on details like pool size, yard conditions, local permit requirements, and the optional upgrades you choose. South Carolina’s geography creates real variation in pool installation costs from one part of the state to another. In coastal markets like Charleston, Myrtle Beach, and Hilton Head, sandy soil conditions and flood zone considerations can affect site prep requirements and permit complexity. In the Upstate around Greenville and Spartanburg, clay-heavy or rocky terrain can require more excavation work and add to the project cost. In the Midlands around Columbia, conditions vary enough that a site assessment before installation is always worth doing. Regardless of where you are in the state, South Carolina’s long swim season is one of the best arguments for getting the pool decision right from the start. Optional upgrades such as pool heaters, automatic covers, and custom patio surfaces add to your total, but they also determine how much use and year-round value you […]
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