Internet providers in Sierra Madre, CA
Sierra Madre is a city in California with about 11,020 residents and roughly 5,586 residential locations that internet providers can report on. The table below compares the providers that report service here.
Compare internet providers in Sierra Madre, CA
Share of residential locations in Sierra Madre where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Spectrum | Fiber, Cable | 95% | |
| 2 | Frontier | Fiber, DSL | 78% | |
| 3 | T-Mobile Home Internet | Fixed wireless | 75% | |
| 4 | AT&T | Fiber, DSL, Fixed wireless | 73% | Check availability |
| 5 | Verizon | Fiber, Fixed wireless | 47% | Check availability |
| 6 | California Internet | Fixed wireless | 5% | |
| 7 | Giggle Fiber | Fiber, Cable | <1% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What to know about internet in Sierra Madre
Spectrum reports service to the most residential locations in Sierra Madre, about 95%. 4 providers report coverage of at least half of locations (Spectrum, Frontier, T-Mobile Home Internet, and AT&T), so the market looks competitive. T-Mobile Home Internet offers fixed wireless home internet, an option if you prefer no cable or fiber installation.
What technologies are available in Sierra Madre?
Fiber is widely available: about 75% of locations in Sierra Madre can get it. Gigabit-class service (1,000 Mbps down) is reported for about 83% of locations. Fixed wireless home internet is reported for about 82% of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Sierra Madre that providers report they can serve. City-level figures, not your address.
Sierra Madre at a glance
About 95% of households in Sierra Madre have a broadband subscription, 2 points above the California average of 92%.
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2023).
Internet providers in places near Sierra Madre
- Arcadia, CA (3 mi)
- Monrovia, CA (4 mi)
- East San Gabriel, CA (4 mi)
- Temple City, CA (5 mi)
- San Marino, CA (5 mi)
- Pasadena, CA (5 mi)
- Altadena, CA (5 mi)
- Duarte, CA (6 mi)
- San Gabriel, CA (6 mi)
- El Monte, CA (7 mi)
- Rosemead, CA (7 mi)
- South Pasadena, CA (7 mi)
- Baldwin Park, CA (7 mi)
- Alhambra, CA (8 mi)
- Azusa, CA (8 mi)
- South El Monte, CA (8 mi)
- La Cañada Flintridge, CA (9 mi)
- West Puente Valley, CA (9 mi)
- Monterey Park, CA (10 mi)
- La Puente, CA (11 mi)
Frequently asked questions
Is fiber internet available in Sierra Madre?
Yes, in part. About 75% of residential locations in Sierra Madre can get fiber, 95% can get cable, and about 83% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Sierra Madre?
Spectrum reports service to about 95% of residential locations in Sierra Madre, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Sierra Madre?
6 providers report service to at least 2% of locations in Sierra Madre, and 4 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Sierra Madre?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.
Check your exact address
Coverage for a whole community cannot tell you what is available at your door. Enter your ZIP code, then confirm with each provider.
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