Where fiber is being built in Connecticut
As of Dec 31, 2025, FCC filings show fiber at 70.5% of Connecticut's 1.7 million homes, and the number of fiber homes grew 1.9% from June 30, 2025.
Fiber was filed in 181 of 181 Connecticut cities and towns with 250 or more homes. In 166 of them it reached more than half of homes, and in the typical one it reached 73.6%.
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
Connecticut 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 |
|---|---|---|---|---|
| Fairfield County | 412,178 | 81% | at least 15% | -0.5% |
| Hartford County | 415,702 | 63.6% | at least 34.5% | +1.8% |
| Litchfield County | 96,202 | 77.3% | at least 19.5% | +2% |
| Middlesex County | 83,951 | 65.7% | at least 33.9% | +0.5% |
| New Haven County | 401,043 | 68.7% | at least 30.7% | +6.3% |
| New London County | 133,225 | 64.6% | at least 34.9% | +1.3% |
| Tolland County | 64,431 | 63.7% | at least 34.3% | +0.4% |
| Windham County | 54,151 | 73.7% | at least 24.4% | -1% |
The 30 largest places in Connecticut
By number of homes. Search above for any of the other 185 cities and towns.
| City or town | Homes | Fiber share | Cable, no fiber | Fiber home growth |
|---|---|---|---|---|
| New Haven | 61,836 | 62.3% | at least 37.5% | +47.8% |
| Stamford | 60,937 | 83.2% | at least 10% | +0.7% |
| Hartford | 59,661 | 46.9% | at least 52.8% | +4.3% |
| Bridgeport | 59,297 | 92.7% | at least 4.6% | -0.5% |
| Waterbury | 53,161 | 64.1% | at least 35.8% | +1.3% |
| Norwalk | 42,783 | 87.5% | at least 6.6% | +1.1% |
| Danbury | 34,626 | 61.1% | at least 38.8% | -2.3% |
| New Britain | 32,780 | 74.8% | at least 25% | -3.3% |
| West Hartford | 28,296 | 81.4% | at least 18.6% | -1% |
| Bristol | 28,248 | 76.1% | at least 23.8% | +0.3% |
| Meriden | 26,952 | 73.9% | at least 23.2% | +1.6% |
| Milford city (balance) | 25,023 | 93.6% | at least 5.1% | +1.5% |
| West Haven | 23,630 | 67.5% | at least 32.5% | +2.9% |
| East Hartford | 22,063 | 72.5% | at least 27.4% | -0.4% |
| Middletown | 21,617 | 55.5% | at least 44.2% | -0.4% |
| Norwich | 19,361 | 66.7% | at least 32.7% | -0.7% |
| Shelton | 18,729 | 66.6% | at least 33.3% | +2.6% |
| Torrington | 18,196 | 92.8% | at least 5.2% | +4.7% |
| Manchester | 17,962 | 69.5% | at least 27.8% | -0.2% |
| Naugatuck | 14,237 | 68% | at least 31.9% | -0.9% |
| Newington | 13,824 | 66.3% | at least 28.4% | +3.4% |
| East Haven | 13,613 | 71.2% | at least 28.7% | +6.9% |
| New London | 12,692 | 62.4% | at least 37.6% | +0.5% |
| Wethersfield | 12,246 | 81.1% | at least 17% | -2.7% |
| North Haven | 11,618 | 75.9% | at least 23.9% | +2.4% |
| Wallingford Center | 9,717 | 65.7% | at least 34.1% | +1.7% |
| Ansonia | 9,306 | 80.1% | at least 19.8% | +3% |
| Greenwich | 8,796 | 85.3% | at least 5.8% | -2.4% |
| Willimantic | 6,902 | 59.1% | at least 37.1% | +4.2% |
| Orange | 6,680 | 94.3% | at least 4.7% | -2.6% |
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.