Where fiber is being built in New Hampshire
As of Dec 31, 2025, FCC filings show fiber at 62.7% of New Hampshire's 717,969 homes, and the number of fiber homes grew 12.3% from June 30, 2025.
Fiber was filed in 84 of 85 New Hampshire cities and towns with 250 or more homes. In 63 of them it reached more than half of homes, and in the typical one it reached 68.7%.
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
New Hampshire 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 |
|---|---|---|---|---|
| Belknap County | 43,310 | 47.5% | at least 51.6% | +52.9% |
| Carroll County | 44,890 | 63.3% | at least 31.2% | +32.1% |
| Cheshire County | 39,651 | 78.5% | at least 14.4% | -1.7% |
| Coos County | 23,022 | 75.6% | at least 10.9% | +16.3% |
| Grafton County | 58,828 | 57.7% | at least 36.6% | +130.9% |
| Hillsborough County | 195,314 | 64.2% | at least 35.3% | -0.2% |
| Merrimack County | 73,108 | 68.1% | at least 30.8% | +5.1% |
| Rockingham County | 153,481 | 58.2% | at least 41.3% | +0.2% |
| Strafford County | 61,803 | 67.4% | at least 32% | +34.5% |
| Sullivan County | 24,562 | 52% | at least 41.7% | +8.5% |
The 30 largest places in New Hampshire
By number of homes. Search above for any of the other 70 cities and towns.
| City or town | Homes | Fiber share | Cable, no fiber | Fiber home growth |
|---|---|---|---|---|
| Manchester | 55,485 | 63.7% | at least 36.3% | +0.4% |
| Nashua | 44,541 | 60.5% | at least 39.4% | -0.1% |
| Concord | 21,024 | 69.1% | at least 30.7% | +4.3% |
| Rochester | 17,685 | 58.1% | at least 41.7% | +713.5% |
| Dover | 15,826 | 65% | at least 34.8% | +0.6% |
| Portsmouth | 13,167 | 55.6% | at least 44.1% | +1.2% |
| Laconia | 11,968 | 27.2% | at least 72.5% | +31.3% |
| Keene | 11,534 | 74.5% | at least 18.3% | +3.4% |
| Derry | 10,820 | 52.7% | at least 47.3% | +7.4% |
| Lebanon | 8,887 | 53.9% | at least 45.2% | +543% |
| Claremont | 6,669 | 0.1% | at least 97.7% | -0.1 points (small June base) |
| Londonderry | 6,306 | 30.7% | at least 69.1% | -7.9% |
| Somersworth | 5,781 | 78.5% | at least 21.1% | -0.7% |
| Berlin | 5,311 | 85% | at least 10.3% | -0.8% |
| Exeter | 5,282 | 69.5% | at least 30.4% | -0.6% |
| Hampton | 5,110 | 19% | at least 80.8% | -1.2% |
| Franklin | 4,553 | 73.2% | at least 25.6% | +59.2% |
| Milford | 4,516 | 61% | at least 38.8% | -1.5% |
| Hudson | 3,692 | 68.2% | at least 31.8% | +1.3% |
| Littleton | 3,265 | 77.8% | at least 17% | -5.2% |
| East Merrimack | 3,187 | 39.1% | at least 60.8% | -1% |
| Hampton Beach | 2,811 | 63.4% | at least 36.6% | +5.9% |
| Hanover | 2,771 | 0.1% | at least 97% | no change (small June base) |
| Wolfeboro | 2,758 | 49.1% | at least 47.3% | +37.1% |
| Suncook | 2,726 | none filed | at least 99.7% | -0.2 points (small June base) |
| Newmarket | 2,631 | 61% | at least 39% | -1.4% |
| South Hooksett | 2,467 | 28.8% | at least 70.9% | -1.3% |
| Newport | 2,457 | 83.4% | at least 15.8% | +5.1% |
| Hooksett | 2,391 | 5.6% | at least 94% | -2.8 points (small June base) |
| Durham | 2,374 | 64.9% | at least 35.1% | +5.5% |
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.