Internet providers in Westminster, CO (Oct 2026)
Quantum Fiber reaches 94% of Westminster homes and is the best pick where you can get it (from $50/mo). Xfinity reaches 99% of homes (from $45/mo). On a tight budget or no credit check: NOW Internet, $30/mo all-in.
Compare Westminster internet providers
What reaches Westminster
Coverage at 100 Mbps down and 20 up, the speed a household of four can stream on at once, plus gigabit where it exists.
Providers report where they could install service within ten business days, not where anyone is connected. Figures cover 53,858 housing units and come from the FCC Broadband Data Collection as of 31 December 2025. Check your own address before you buy.
What to know about internet in Westminster
The provider list above is ordered by how much of Westminster each provider files coverage for with the FCC, not by any commercial arrangement. The coverage table above breaks the same filings down by technology, so you can see what share of the town fiber and cable actually reach.
Starting prices above come from our reviews and are checked every month; the price at your address can differ with local promotions. Toward the edges of Westminster, where cable and fiber thin out, satellite is usually the fallback.
Availability changes block to block, so the plan that looks best on paper isn't always the one that reaches your door — check your exact address to see what's really available.
Internet in Westminster: FAQ
Quantum Fiber, where it reaches your address: fiber to 94% of homes, from $50/mo. Xfinity covers 99% of homes if it doesn't.
Xfinity, Quantum Fiber, AT&T Fiber offer multi-gig plans in parts of the city. Gigabit is available to 90% of homes.
NOW Internet at $30/mo with taxes, fees and the gateway included, on Xfinity's network. Check the table above for other starting prices.
10 providers file residential coverage for Westminster with the FCC. The number at your address is usually smaller, because a provider can serve part of a city without serving your street.
Yes, to 46% of homes at 100 Mbps or more, mainly from Quantum Fiber. Where fiber hasn't reached, cable is normally the fastest wired option.
Enter your street address above. Coverage changes block to block, and we check it against providers' FCC filings.
Other cities in Colorado
Coverage differs street by street, so a neighbouring city is often a useful comparison.
Before you choose
Four reads that answer what a coverage list can't.