Where fiber is being built in Maryland
As of Dec 31, 2025, FCC filings show fiber at 63.6% of Maryland's 2.8 million homes, and the number of fiber homes grew 2.2% from June 30, 2025.
Fiber was filed in 326 of 381 Maryland cities and towns with 250 or more homes. In 262 of them it reached more than half of homes, and in the typical one it reached 86.1%.
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
Maryland 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 |
|---|---|---|---|---|
| Allegany County | 35,671 | 11.7% | at least 75.6% | +97.1% |
| Anne Arundel County | 256,742 | 88.7% | at least 10.9% | -1.4% |
| Baltimore city | 317,127 | 13.4% | at least 85.3% | +54.4% |
| Baltimore County | 373,636 | 83.2% | at least 16.1% | -0.4% |
| Calvert County | 38,517 | 3.1% | at least 94.9% | +122.6% |
| Caroline County | 15,123 | 32.1% | at least 66.1% | -1.2% |
| Carroll County | 72,328 | 40.6% | at least 52.9% | +7.4% |
| Cecil County | 48,759 | 27.9% | at least 70.3% | +29.8% |
| Charles County | 70,302 | 82.7% | at least 15.4% | +1.3% |
| Dorchester County | 18,218 | 11.5% | at least 72.5% | +9.8% |
| Frederick County | 120,884 | 18.3% | at least 77.9% | +9.2% |
| Garrett County | 20,642 | 38.6% | at least 44.5% | +16.8% |
| Harford County | 114,040 | 75.8% | at least 22.3% | +0.9% |
| Howard County | 135,661 | 92.3% | at least 7.4% | -0.9% |
| Kent County | 11,905 | 78.7% | at least 14.8% | +7.6% |
| Montgomery County | 423,065 | 83% | at least 16.8% | -0.2% |
| Prince George's County | 391,470 | 85.7% | at least 13.7% | +0.1% |
| Queen Anne's County | 25,299 | 75.4% | at least 20.7% | +10.3% |
| Somerset County | 12,079 | 23.9% | at least 66.3% | -1.2% |
| St. Mary's County | 50,034 | 36.9% | at least 58.8% | +20.3% |
| Talbot County | 22,435 | 22.5% | at least 75.8% | +11.5% |
| Washington County | 70,142 | 70.4% | at least 23.8% | +1.5% |
| Wicomico County | 48,764 | 33.7% | at least 65% | +83.5% |
| Worcester County | 61,457 | 12% | at least 86.4% | +22.9% |
The 30 largest places in Maryland
By number of homes. Search above for any of the other 506 cities and towns.
| City or town | Homes | Fiber share | Cable, no fiber | Fiber home growth |
|---|---|---|---|---|
| Baltimore | 317,127 | 13.4% | at least 85.3% | +54.4% |
| Columbia | 46,685 | 92.3% | at least 7.7% | +0.1% |
| Frederick | 37,824 | 44.1% | at least 55.8% | +6.3% |
| Silver Spring | 35,972 | 68.9% | at least 31.1% | +0.9% |
| Waldorf | 34,026 | 85.3% | at least 14.2% | -0.5% |
| Bethesda | 32,685 | 86.7% | at least 13.3% | +0.2% |
| Rockville | 30,704 | 84.1% | at least 15.8% | -1% |
| Germantown | 30,650 | 82% | at least 17.9% | +0.7% |
| Ellicott City | 30,496 | 91.1% | at least 8.8% | -0.3% |
| Glen Burnie | 30,442 | 92.9% | at least 7% | no change |
| Gaithersburg | 29,967 | 68.7% | at least 31.2% | -0.1% |
| Towson | 28,281 | 90.9% | at least 9.1% | +1.4% |
| Dundalk | 27,581 | 92.3% | at least 7.6% | -1.2% |
| Ocean City | 26,746 | 1.6% | at least 98.3% | no change |
| Bowie | 25,458 | 93.8% | at least 6.1% | +0.3% |
| Severn | 23,976 | 91.2% | at least 8.8% | -0.7% |
| North Bethesda | 22,564 | 80.8% | at least 19.2% | +1% |
| Bel Air South | 22,338 | 89.9% | at least 9.9% | +1.3% |
| Annapolis | 21,559 | 72.9% | at least 27% | -1.1% |
| Hagerstown | 21,420 | 93.9% | at least 5.2% | -7.1% |
| Potomac | 21,407 | 97.4% | at least 2.5% | -0.9% |
| Odenton | 18,368 | 79.4% | at least 20.4% | -0.4% |
| Catonsville | 17,790 | 87.4% | at least 8.2% | -0.4% |
| Salisbury | 17,597 | 42.4% | at least 57.5% | +82% |
| Aspen Hill | 17,280 | 76.3% | at least 23.7% | -0.2% |
| Pikesville | 16,798 | 74.8% | at least 24.5% | -2.4% |
| Wheaton | 16,556 | 83.6% | at least 16.3% | -0.3% |
| Clinton | 16,471 | 94.6% | at least 5.3% | -1.8% |
| Essex | 16,284 | 91.5% | at least 8.5% | -3.3% |
| Owings Mills | 16,218 | 69.7% | at least 30.1% | +1.3% |
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.