The Real Cost of Owning Property on Folly Beach
Folly Beach is a small, largely built-out barrier-island town of about 2,078 year-round residents (2020 Census), reached by a single road, and its real estate market has moved sharply in recent years -- but different data platforms disagree meaningfully on the current median price, so this page reports the range honestly rather than picking one number and presenting it as settled. It also lays out the two cost factors that matter more here than almost anywhere else in coastal South Carolina: the state's 4%-versus-6% property tax assessment split between owner-occupied and non-owner-occupied property, and the city's voter-approved, court-tested cap of 800 short-term rental licenses, which directly affects what a rental-income buyer can actually do with a property.
What Homes Actually Cost: A Range, Not a Single Number
Multiple real estate data platforms track Folly Beach, and as of late 2025 they did not agree. Redfin reported a median sale price of $1.6 million in November 2025, up 20.4% year over year. Zillow's average home value estimate for the same period was roughly $1.29 million, down 1.4% over the prior year. Other market estimates for early-to-mid 2025 put the median single-family sale price closer to $1.05 million to $1.2 million, with condos and smaller properties in the $700,000 to $850,000 range. These are not small discrepancies, and this page will not pretend one of them is the definitive figure -- they reflect different date ranges, different weighting between single-family homes and condos, and different methodologies for handling a small, low-volume market where a handful of high-end oceanfront sales can swing a median significantly.
What multiple sources do agree on is that Folly Beach is not a fast-moving, highly competitive market: homes have been selling after roughly 172 days on market on average, versus 226 days the year before, according to Redfin's market data. That is a meaningfully slower pace than many hot coastal markets, which matters for negotiating leverage on both sides of a deal. Anyone seriously evaluating a purchase should pull current, address-specific comparable sales from a local agent rather than relying on any sitewide median -- in a market this small, the median moves a lot based on which handful of properties sold that month.
Property Taxes: The 4% vs. 6% Split Is the Single Biggest Variable
South Carolina's property tax system assesses real estate differently depending on how it is used, and this single rule affects Folly Beach buyers more than almost anything else on this page. Owner-occupied primary residences -- what South Carolina calls a "legal residence" -- are assessed at 4% of fair market value for property tax purposes. Second homes, vacation properties, and any property generating rental income are assessed at 6% of fair market value instead. That is a 50% higher assessment base for the exact same house, before any millage rate is even applied.
This page does not state a specific current combined millage rate -- the total of Charleston County, City of Folly Beach, and school district levies -- because no single, current, independently confirmed figure specific to Folly Beach parcels was available for this build; published estimates for combined residential rates across Charleston County generally range widely by district, and Folly Beach's own city millage rate for the current fiscal year was not found in city budget materials reviewed for this page. Get the actual current mill rate and an assessed-value estimate directly from the Charleston County Assessor's office, and confirm whether a specific property would qualify for the 4% owner-occupied rate before assuming your annual tax bill.
The Short-Term Rental Cap Changes the Investment Math
If part of the appeal of a Folly Beach purchase is short-term rental income, know this going in: the city capped short-term rental licenses citywide at 800 through a voter referendum in February 2023, which passed 655 to 577. That cap has survived legal challenges from rental-property owners -- a Charleston County circuit judge affirmed in April 2024 that it functions as a business-license restriction rather than a zoning taking, and the South Carolina Court of Appeals upheld that ruling in March 2026. The practical result is a waitlist system that has been effectively full since 2024, with two tiers and provisions allowing licenses to be inherited or exempted for documented medical hardship, plus a minimum annual rented-nights requirement to keep a license in good standing, per the city's own Chapter 117 ordinance.
This means a buyer purchasing specifically for short-term rental income cannot assume a license comes with the property or will be readily available -- an existing license may or may not transfer depending on current ordinance terms, and a property without one may sit on a waitlist indefinitely. Confirm the current licensing status of any specific property, and the current waitlist mechanics, directly with the City of Folly Beach before underwriting a purchase around projected nightly rental income.
Flood Insurance and the Community Rating System Discount
Folly Beach carries both AE flood zones (1% annual flood chance, wave heights under 3 feet) and VE flood zones (Coastal High Hazard Area, requiring elevated pile foundations and no fill under the structure), per FEMA maps referenced on the city's own Flood Information page. The city goes further than FEMA's national minimum, too: Folly Beach requires VE-style pile elevation and a no-fill rule citywide, including in AE zones, so buyers should not assume the cheaper AE-zone foundation options common elsewhere apply here. One genuinely good piece of news for buyers here: the City of Folly Beach holds a Class 3 rating in FEMA's Community Rating System (upgraded from Class 4 by spring 2025), a real, confirmed municipal designation that gives NFIP policyholders in the city roughly a 35% discount on flood insurance premiums compared to a comparable property in a non-participating or lower-rated community.
This page does not state a specific premium dollar figure for any individual property, because flood insurance cost depends heavily on the specific flood zone, elevation certificate, foundation type, and coverage limits chosen -- secondary sources suggest South Carolina statewide NFIP premiums average somewhere in the $700-to-$930 range annually, with high-risk coastal zones like parts of Folly running from roughly $1,500 to well over $5,000 a year, but these are general estimates, not a Folly-specific confirmed figure. Get a real quote from a licensed flood insurance agent using the property's actual elevation certificate before budgeting.
Building and Rebuilding: The Height Limit and the Seawall Exception
Folly Beach caps building height citywide at 50 feet above the elevation of the centerline of the nearest public street, per City Ordinance Section 90.05 -- a real, confirmed rule that limits how large a rebuild or new construction project can be regardless of lot value. That matters for anyone considering tearing down an older cottage to build new, since it sets a hard ceiling on the finished structure regardless of what a buyer might assume from other, less height-restricted coastal markets.
Separately, Folly Beach has an unusual legal status under the 1988 South Carolina Beachfront Management Act: while the Act generally prohibits new seawalls, bulkheads, and revetments seaward of a setback line statewide and encourages long-term retreat from the shoreline, Folly Beach is specifically exempted from both the retreat policy and the new-seawall prohibition. Because the city has no setback requirement, oceanfront property owners here may build or repair seawalls up to the baseline with city approval -- a real cost consideration (seawall construction and repair is expensive) but also a real option most other South Carolina beach towns do not have.
Beach Renourishment: A Recurring Public Cost, Not a One-Time Fix
Folly's beach is actively and repeatedly renourished by the U.S. Army Corps of Engineers, not maintained as a static, permanent amenity. The most recent confirmed project, completed in 2024, cost $18 million and placed roughly 1.3 million cubic yards of sand across about five miles of shoreline. That followed an earlier $11 million emergency renourishment after Hurricane Matthew and Tropical Storm Irma stripped sand from a prior $30 million renourishment project. This is federally and often locally cost-shared infrastructure, and it is worth understanding as an ongoing, recurring reality of oceanfront and near-oceanfront property here, not a one-time expense that is now permanently resolved.
This page does not state the current local cost-share percentage borne by the city or county for any specific project, since that detail was not independently confirmed for this build. Anyone evaluating an oceanfront purchase should ask the city directly about any pending or planned renourishment assessments tied to a specific property.
Putting the Real Cost Picture Together
The real cost of owning on Folly Beach is not one number -- it is a combination of a genuinely disputed current median price (roughly $1.05 million to $1.6 million depending on source and date), a property tax system where the assessment ratio nearly doubles between owner-occupied and rental status (4% versus 6%), an actively managed and recurring beach renourishment cost borne partly by public funds, a real 35% flood insurance discount from the city's CRS Class 3 rating, and a short-term rental market capped at 800 licenses citywide with a waitlist that has been effectively full since 2024. None of these factors is invented or estimated here without a source, and several of the specific dollar figures that matter most for an individual purchase -- current combined millage rate, a parcel-specific flood insurance quote, and current STR license availability -- are not stated because they were not independently confirmed and vary property by property.
Before making any purchase, financing, or relocation decision based on anything on this page, get a parcel-specific tax estimate from the Charleston County Assessor's office, a real flood insurance quote from a licensed agent using the property's elevation certificate, current short-term rental licensing status directly from the City of Folly Beach, and guidance from a South Carolina-licensed real estate attorney -- required by state law to supervise any closing here -- along with a financial advisor. Nothing on this page is legal, tax, financial, or insurance advice.
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Get a Free Agent Referral →Independent research. No ads. No sponsored listings. Facts used: 2020 U.S. Census population figure for Folly Beach, SC; Redfin and Zillow current market data pages for Folly Beach (median sale price, average home value, days-on-market trend), alongside additional 2025 market estimates from LocatingCHS and other local real estate sources, presented as a disclosed range rather than a single figure due to disagreement between platforms; South Carolina's statewide 4%-owner-occupied / 6%-non-owner-occupied property tax assessment ratio structure, a matter of state law (SC Constitution/Act 388), reported via multiple property tax guides and calculators including SmartAsset and HonestCasa; the City of Folly Beach's short-term rental ordinance (Code Chapter 117) and enforcement/waitlist pages; reporting on the February 2023 STR cap referendum results and the April 2024 circuit court ruling and March 2026 SC Court of Appeals ruling upholding the cap, via the Post and Courier, ABC News 4, and WTMA; the City of Folly Beach's own Flood Information page, including its citywide V-zone-style construction standard; Post and Courier and Live 5 News reporting on the city's spring-2025 upgrade to FEMA Community Rating System Class 3; general South Carolina NFIP premium estimates from PolicyGenius, Moore & Associates, and BetterFlood, disclosed as general ranges rather than Folly-specific confirmed figures; City of Folly Beach Ordinance Section 90.05 (50-foot building height limit) via American Legal Publishing's code library; the South Carolina Beachfront Management Act and Folly Beach's documented exemption from its retreat/setback and new-seawall provisions, per Beachapedia's State of the Beach reports; and reporting on the 2024 and prior Army Corps of Engineers beach renourishment projects via the Post and Courier, Live 5 News, ABC News 4, and the City of Folly Beach's own 2024 Beach Renourishment page. Not confirmed and disclosed as gaps rather than invented: the current combined Charleston County/City of Folly Beach/school-district millage rate for a specific parcel; a single authoritative current median home price; specific current flood insurance premiums for any individual property; and current local cost-share obligations for renourishment projects. Verify all current figures directly with the Charleston County Assessor's office, a licensed local real estate agent, the City of Folly Beach, a flood insurance agent, and a South Carolina real estate attorney before making any decision. Nothing on this page is legal, tax, financial, or insurance advice.