Where fiber is being built in South Carolina
As of Dec 31, 2025, FCC filings show fiber at 60.1% of South Carolina's 2.8 million homes, and the number of fiber homes grew 7% from June 30, 2025.
Fiber was filed in 335 of 350 South Carolina cities and towns with 250 or more homes. In 194 of them it reached more than half of homes, and in the typical one it reached 61.4%.
Nationally, fiber was filed at 55.8% of homes. FCC Broadband Data Collection, residential units, 25/3 Mbps or faster. Filed by the providers themselves. How this is computed
South Carolina counties
Pick a county for its full set of measures, grants and providers. Shares are of residential units, FCC filing as of Dec 31, 2025; growth is from June 30, 2025.
| County | Homes | Fiber share | Cable, no fiber | Fiber home growth |
|---|---|---|---|---|
| Abbeville County | 13,659 | 96.8% | at least 2.7% | -1.4% |
| Aiken County | 90,005 | 74.8% | at least 24.3% | +4.8% |
| Allendale County | 5,182 | 84.5% | at least 7% | +8.3% |
| Anderson County | 105,739 | 35.7% | at least 60.1% | +9% |
| Bamberg County | 8,134 | 74.1% | at least 21.4% | -4.6% |
| Barnwell County | 12,247 | 81.5% | at least 12.6% | +7.7% |
| Beaufort County | 114,309 | 67.1% | at least 28.5% | +12.8% |
| Berkeley County | 113,860 | 66.4% | at least 31.8% | +3.5% |
| Calhoun County | 8,993 | 97% | at least 2.3% | -18.1% |
| Charleston County | 237,617 | 42.5% | at least 55.8% | +10.6% |
| Cherokee County | 27,911 | 30.4% | at least 64.1% | +16.5% |
| Chester County | 16,973 | 35% | at least 41% | +14.7% |
| Chesterfield County | 24,579 | 85.6% | at least 12.2% | +2.3% |
| Clarendon County | 18,905 | 82.7% | at least 15.9% | -10.1% |
| Colleton County | 22,826 | 90.8% | at least 8.4% | -5.2% |
| Darlington County | 34,718 | 17% | at least 74.2% | -4.2% |
| Dillon County | 15,720 | 26.3% | at least 62.4% | -15.4% |
| Dorchester County | 76,566 | 58.2% | at least 39.8% | +4.9% |
| Edgefield County | 14,934 | 78.4% | at least 18.6% | +17.1% |
| Fairfield County | 12,451 | 82.6% | at least 5.5% | +14% |
| Florence County | 70,974 | 36% | at least 57.9% | -1.7% |
| Georgetown County | 42,637 | 53.6% | at least 44.7% | +16.2% |
| Greenville County | 266,388 | 59.4% | at least 35.7% | +21.2% |
| Greenwood County | 36,136 | 85.8% | at least 11.8% | -1.5% |
| Hampton County | 10,253 | 79.3% | at least 18.6% | -10.8% |
| Horry County | 246,521 | 77.7% | at least 21.7% | -0.2% |
| Jasper County | 18,808 | 86.4% | at least 9.6% | +4% |
| Kershaw County | 34,694 | 57.3% | at least 34.2% | -3.6% |
| Lancaster County | 49,659 | 63.9% | at least 35.5% | +3.2% |
| Laurens County | 37,326 | 56.8% | at least 36.1% | -7.3% |
| Lee County | 9,683 | 74.6% | at least 23.2% | -0.5% |
| Lexington County | 148,664 | 76% | at least 21.7% | +11.3% |
| Marion County | 16,831 | 42.1% | at least 52.4% | +19% |
| Marlboro County | 15,032 | 97.4% | at least 2.2% | +1.7% |
| McCormick County | 6,727 | 99.6% | none filed | -9.3% |
| Newberry County | 21,230 | 85% | at least 9.1% | -1.8% |
| Oconee County | 47,771 | 62.9% | at least 32% | no change |
| Orangeburg County | 47,769 | 53.6% | at least 40.1% | +6.8% |
| Pickens County | 66,112 | 44.5% | at least 52% | +12.8% |
| Richland County | 206,167 | 58% | at least 36.9% | +12.6% |
| Saluda County | 11,055 | 92.9% | at least 3.9% | +9% |
| Spartanburg County | 164,813 | 53.1% | at least 42.2% | +25.9% |
| Sumter County | 54,087 | 60.8% | at least 36.4% | -10.6% |
| Union County | 15,607 | 24% | at least 68.5% | +1.8% |
| Williamsburg County | 17,219 | 75.1% | at least 17.8% | +2.3% |
| York County | 136,741 | 53.4% | at least 45.1% | +10.5% |
The 30 largest places in South Carolina
By number of homes. Search above for any of the other 445 cities and towns.
| City or town | Homes | Fiber share | Cable, no fiber | Fiber home growth |
|---|---|---|---|---|
| Charleston | 93,990 | 45.1% | at least 54% | +11.6% |
| Columbia | 68,229 | 52.8% | at least 41.1% | +22% |
| North Charleston | 61,469 | 34.1% | at least 64% | +17.3% |
| Mount Pleasant | 47,049 | 57.4% | at least 42.3% | +5.5% |
| Greenville | 46,858 | 57.7% | at least 36.1% | +27% |
| Rock Hill | 37,595 | 41% | at least 58.9% | +30.1% |
| Hilton Head Island | 31,508 | 100% | none filed | -0.6% |
| Myrtle Beach | 29,735 | 52.1% | at least 46.1% | +2.1% |
| North Myrtle Beach | 25,793 | 76.2% | at least 23.1% | -1.2% |
| Summerville | 24,142 | 52.5% | at least 45.6% | +11.5% |
| Sumter | 23,094 | 36.5% | at least 60% | +2.3% |
| Florence | 21,666 | 43.7% | at least 50% | +6.5% |
| Spartanburg | 20,467 | 50.7% | at least 43.3% | +13% |
| Goose Creek | 19,357 | 63.1% | at least 36.8% | +3.2% |
| Greer | 18,627 | 68.4% | at least 28.8% | +10% |
| Aiken | 17,427 | 57.2% | at least 41.8% | +15.2% |
| Bluffton | 15,645 | 74.3% | at least 1.1% | +46% |
| Anderson | 14,711 | 38.7% | at least 54.1% | +9.5% |
| Carolina Forest | 13,957 | 81.3% | at least 18.6% | -3.2% |
| Mauldin | 13,379 | 91.5% | at least 4.7% | +3.3% |
| Easley | 12,995 | 37.7% | at least 56.6% | +1.7% |
| Lexington | 12,667 | 75.4% | at least 23.6% | +7.8% |
| Conway | 12,631 | 99.6% | at least 0.4% | +0.4% |
| Simpsonville | 12,468 | 71.3% | at least 24.2% | +17.7% |
| North Augusta | 12,453 | 61.4% | at least 38.4% | +4.9% |
| Greenwood | 11,967 | 93.2% | at least 6.8% | +0.8% |
| Socastee | 11,936 | 90.4% | at least 9.6% | -3% |
| Fort Mill | 11,930 | 63.4% | at least 36.5% | +4.5% |
| St. Andrews | 11,311 | 37.3% | at least 59% | +38.9% |
| Clemson | 10,724 | 38.4% | at least 61.6% | +61.6% |
The data
Every number on this page traces to one cell in the download. Source: FCC Broadband Data Collection, Fixed Broadband Summary by Geography, filings as of June 30, 2025 and Dec 31, 2025. Census figures: ACS 5-year estimates, 2020 to 2024. Grants: FCC Broadband Funding Map and the state broadband office.
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Figures come from provider filings with the FCC, which providers report themselves and which can be challenged. Nothing on this page is a promise of territory, earnings or service at any address.