Best Internet Providers in Sierra Madre, CA
All 8 providers, ranked by coverage, speed and customer ratings
Find internet availability by address in Sierra Madre, CA
Sierra Madre has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, Fixed Wireless, and DSL internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Sierra Madre.
Ranks compare Sierra Madre with the 3,338 US towns of 10,000 to 24,999 people, the tiers of our fastest-cities rankings.
The Best Internet in Sierra Madre, CA at a Glance
Sierra Madre Internet Providers, Ranked by Coverage, Speed and Customer Ratings
Spectrum
Connection
Customer Rating
Fiber
Cable
Frontier
Connection
Customer Rating
Fiber
DSL
EarthLink
Connection
Customer Rating
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
DSL
Fixed Wireless
Providers with less than 1% coverage in this city are excluded from the list. To see if one of these providers is available at your home, please use the address search above.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Sierra Madre ratings may vary and are shown below.
Who is the Best Internet Provider in Sierra Madre, CA?
T-Mobile Home Internet is the best internet provider in Sierra Madre based on California customer satisfaction ratings and reviews. Based on our extensive and unbiased survey, T-Mobile Home Internet had the best reviews at the local, state, and national levels versus all available providers in Sierra Madre, making it a solid recommendation among providers with reviews. T-Mobile Home Internet is an option for 98.80% of the city.
Click here to get T-Mobile Home Internet
or call 1-833-601-2935
Which Providers are Available at my Home in Sierra Madre?
Coverage changes block by block. Pick a provider and a technology to see where its service reaches: the darker the area, the larger the share of homes it covers. For your exact address, use the address search above.
Coverage map for each provider in Sierra Madre
- Frontier - fiber coverage map
- Spectrum - cable coverage map
- GeoLinks - fixed wireless coverage map
- Verizon - fixed wireless coverage map
- Spectrum - fiber coverage map
- T-Mobile Home Internet - fixed wireless coverage map
- Giggle Fiber - cable coverage map
- AT&T - fixed wireless coverage map
- EarthLink - fixed wireless coverage map
- Frontier - dsl coverage map
- AT&T - dsl coverage map
- EarthLink - dsl coverage map
How Sierra Madre Compares to Places Its Size
Sierra Madre's report card score is in the top 10% and its connectivity index is in the top 18%.
| Measure | Sierra Madre | Rank among US towns of 10,000 to 24,999 people | Los Angeles County | California | US | Leader |
|---|---|---|---|---|---|---|
| ISP Report Card inputs: what providers offer here | ||||||
| Fiber availability | 99.5% | top 9% | 75.3% | 62.4% | 71.5% | 115 places at 100.0% |
| Average top speed | 3,975 Mbps | top 32% | 4,064 Mbps | 3,834 Mbps | 3,486 Mbps | Middle Valley, TN and Red Bank, TN and 1 more (25,000 Mbps) |
| Providers at a typical address | 6.9 | top 44% | 7.7 | 8 | 7.1 | Joshua, TX (13.3) |
| Connectivity index inputs: how much households need and use the internet | ||||||
| People per household | 2.4 | bottom 33% | 3.0 | 3.0 | 2.7 | North Bay Shore, NY (4.7) |
| Workers who work from home | 27% | top 8% | 17% | 17% | 15% | Brambleton, VA (51%) |
| Homes with a computer, tablet or phone | 99% | top 3% | 97% | 97% | 96% | 86 places at 100% |
| Homes with internet | 96% | top 14% | 93% | 94% | 91% | 11 places at 100% |
| Homes on fiber, cable or DSL | 90% | top 5% | 78% | 79% | 76% | Klahanie, WA and Short Hills, NJ and 1 more (96%) |
| More about the households here | ||||||
| Homes with a desktop or laptop | 91% | top 15% | 82% | 84% | 81% | Stone Ridge, VA and West University Place, TX and 1 more (100%) |
| Median household income | $152,317 | top 11% | $100,015 | $111,728 | $93,246 | West University Place, TX ($249,707) |
| Residents in school (6th grade to college) | 16% | top 26% | 17% | 17% | 16% | Stanford, CA (84%) |
Fiber reaches 99.5% of homes in Sierra Madre, against 75.3% across Los Angeles County and 62.4% across California. Households in Sierra Madre are smaller than the US average (2.4 people against 2.7); 27% of workers work from home (US 15%); and the median household income is $152,317 (US $93,246).
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Fiber, 5G, Cable and DSL Internet in Sierra Madre
Which Fiber Internet Providers are Available in Sierra Madre?
Frontier Fiber in Sierra Madre, CA
Availability:
99.1%
Customer Rating:
(119)
Avg. Download Speed
4,000 Mbps
Frontier Communications offers Fiber service to 99.1% of Sierra Madre homes. Across the city, Frontier Fiber has speeds up to 4,000 Mbps
Spectrum Fiber in Sierra Madre, CA
Availability:
15.6%
Customer Rating:
(207)
Avg. Download Speed
1,000 Mbps
Spectrum offers Fiber service to 15.6% of Sierra Madre homes. Across the city, Spectrum Fiber has speeds up to 1,000 Mbps
Which Fixed Wireless and LTE Internet Providers are Available in Sierra Madre?
T-Mobile Home Internet Fixed Wireless in Sierra Madre, CA
Availability:
98.8%
Customer Rating:
(342)
Avg. Download Speed
76 Mbps
T-Mobile Home Internet offers Fixed Wireless service to 98.8% of Sierra Madre homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 76 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 15 Mbps throughout the city.
EarthLink Fixed Wireless in Sierra Madre, CA
Availability:
98.0%
Customer Rating:
(4)
Avg. Download Speed
46 Mbps
EarthLink offers Fixed Wireless service to 98.0% of Sierra Madre homes. Across the city, EarthLink Fixed Wireless has speeds up to 46 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 7.8 Mbps throughout the city.
AT&T Fixed Wireless in Sierra Madre, CA
Availability:
98.0%
Customer Rating:
(205)
Avg. Download Speed
46 Mbps
AT&T offers Fixed Wireless service to 98.0% of Sierra Madre homes. Across the city, AT&T Fixed Wireless has speeds up to 46 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 7.8 Mbps throughout the city.
Verizon Fixed Wireless in Sierra Madre, CA
Availability:
93.1%
Customer Rating:
(362)
Avg. Download Speed
188 Mbps
Verizon offers Fixed Wireless service to 93.1% of Sierra Madre homes. Across the city, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 188 Mbps, with speeds from 25 Mpbs up to 300 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 20, with an average of 14 Mbps throughout the city.
GeoLinks Fixed Wireless in Sierra Madre, CA
Availability:
28.7%
Customer Rating:
(0)
Avg. Download Speed
771 Mbps
GeoLinks offers Fixed Wireless service to 28.7% of Sierra Madre homes. Across the city, GeoLinks Fixed Wireless is the only type of service available from the company, with speeds up to 771 Mbps, with speeds from 100 Mpbs up to 1,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for GeoLinks Fixed Wireless.
Which Cable Internet Providers are Available in Sierra Madre?
Spectrum Cable in Sierra Madre, CA
Availability:
99.7%
Customer Rating:
(1739)
Avg. Download Speed
1,000 Mbps
Spectrum offers Cable service to 99.7% of Sierra Madre homes. Across the city, Spectrum Cable has speeds up to 1,000 Mbps
Giggle Fiber Cable in Sierra Madre, CA
Availability:
5.8%
Customer Rating:
(1)
Avg. Download Speed
1,000 Mbps
Giggle Fiber offers Cable service to 5.8% of Sierra Madre homes. Across the city, Giggle Fiber Cable is the only type of service available from the company, with speeds up to 1,000 Mbps
Which DSL Internet Providers are Available in Sierra Madre?
Frontier DSL in Sierra Madre, CA
Availability:
45.0%
Customer Rating:
(58)
Avg. Download Speed
22 Mbps
Frontier Communications offers DSL service to 45.0% of Sierra Madre homes. Across the city, Frontier DSL has speeds up to 22 Mbps, with speeds from 10 Mpbs up to 90 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 6.0, with an average of 1.7 Mbps throughout the city. Frontier DSL is rated higher than other types of internet service available in Sierra Madre from Frontier in terms of customer satisfaction.
EarthLink DSL in Sierra Madre, CA
Availability:
5.8%
Customer Rating:
(5)
Avg. Download Speed
44 Mbps
EarthLink offers DSL service to 5.8% of Sierra Madre homes. Across the city, EarthLink DSL has speeds up to 44 Mbps, with speeds from 10 Mpbs up to 50 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 10, with an average of 8.6 Mbps throughout the city. EarthLink DSL is rated higher than other types of internet service available in Sierra Madre from EarthLink in terms of customer satisfaction.
AT&T DSL in Sierra Madre, CA
Availability:
5.8%
Customer Rating:
(304)
Avg. Download Speed
44 Mbps
AT&T offers DSL service to 5.8% of Sierra Madre homes. Across the city, AT&T DSL has speeds up to 44 Mbps, with speeds from 10 Mpbs up to 50 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 10, with an average of 8.6 Mbps throughout the city. AT&T DSL is rated about the same as other types of internet service available in Sierra Madre from AT&T in terms of customer satisfaction.
Internet in Sierra Madre by Neighborhood and ZIP Code
Sierra Madre has 1 ZIP code with its own page. Each row links to that place’s page.
Neighborhoods in Sierra Madre
| Neighborhood | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|
ZIP codes in Sierra Madre
| ZIP code | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| 91024 | 11,268 | 99.6% | 3,975 Mbps | 6.9 | A- | 83/100 |
How Sierra Madre Compares to Nearby Places
The 10 places nearest to Sierra Madre that have their own pages are all within 5 miles. Among them, Monrovia has the most homes with fiber (99.0%) and San Marino the fewest (19.9%); Sierra Madre has 99.5%.
| Place | People | Homes with fiber | Average top speed | Providers at a typical address | Report card | Connectivity |
|---|---|---|---|---|---|---|
| Sierra Madre (this page) | 11,275 | 99.5% | 3,975 Mbps | 6.9 | A- | 83/100 |
| Pasadena | 145,471 | 70.0% | 2,889 Mbps | 8.6 | B+ | 74/100 |
| Arcadia | 65,029 | 74.3% | 4,724 Mbps | 8.9 | B+ | 88/100 |
| San Gabriel | 60,539 | 49.9% | 2,690 Mbps | 8 | B | 66/100 |
| Monrovia | 41,428 | 99.0% | 5,430 Mbps | 7.9 | A | 77/100 |
| Temple City | 38,299 | 48.4% | 2,376 Mbps | 8 | B | 81/100 |
| Duarte | 26,116 | 91.0% | 4,611 Mbps | 6 | B | 73/100 |
| San Marino | 13,303 | 19.9% | 1,655 Mbps | 6.7 | C+ | 95/100 |
| East Pasadena | 6,066 | 85.6% | 4,085 Mbps | 8.2 | B+ | 68/100 |
| Bradbury | 1,549 | 97.6% | 4,912 Mbps | 6.2 | B+ | 57/100 |
| Kinneloa Mesa | 236 | 100.0% | 1,000 Mbps | 9 | B+ | 91/100 |
Who is the Fastest Internet Provider in Sierra Madre?
Based on both FCC data and unbiased customer ratings, the fastest internet in the city comes from Frontier Communications.
Data Reported to FCC by ISPs: Average Maximum Available in Sierra Madre
| Frontier Communications | 4,000 |
|---|---|
| Spectrum | 1,000 |
| GeoLinks | 1,000 |
| Giggle Fiber | 1,000 |
| Verizon | 300 |
| Viasat | 100 |
| T-Mobile Home Internet | 100 |
| AT&T | 100 |
| EarthLink | 100 |
| HughesNet | 25 |
How fast is your internet?
Test your connection here and see it next to the speeds providers advertise in Sierra Madre. It takes about 20 seconds and, on a fast line, can move a few hundred MB of data.
Customer Ratings for Sierra Madre Internet Providers
Based on 463 reviews from California internet customers, T-Mobile Home Internet is the best internet service provider for Sierra Madre residents. T-Mobile Home Internet was rated at an average of 4.11 out of 5 in our report for overall customer satisfaction. Frontier Communications wins for second-place in California, with 3.71 out of 5 stars and 99.1% coverage in Sierra Madre.
At a national level, based on 4358 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.02 out of 5.
Local, State, and National Ratings for all Sierra Madre Internet Providers
The table below shows average customer ratings from customers in Sierra Madre, California, and customers throughout the country.
| ISP / Tech Type | Sierra Madre Overall | California Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| Giggle Fiber | (0) | (8) | (8) | View Plans | ||
| Frontier | (0) | (51) | (177) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| HughesNet | (0) | (1) | (25) | View Plans | ||
| Viasat | (0) | (1) |  (12) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| Spectrum | (0) | (228) | (1949) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans |
Customer Ratings for Internet Provider Speeds in Sierra Madre
Based on data reported by Sierra Madre ISPs to the FCC, the fastest speeds in the city are available through Frontier Communications. The company offers speeds up to 4,000 Mbps in Sierra Madre. Therefore, the average customer can get up to 4,000 Mbps if they’re willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers rated their satisfaction with internet speed highest with Frontier Communications. This indicates Frontier reliably delivers speeds expected by the customer based on the plan they are paying for.
| ISP / Tech Type | Sierra Madre Speed | California Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Frontier | (0) | (51) | (177) | View Plans | ||
| Giggle Fiber | (0) |  (8) | (8) | View Plans | ||
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| Spectrum | (0) | (228) | (1949) | View Plans | ||
| HughesNet | (0) |  (1) | (25) | View Plans | ||
| Viasat | (0) |  (1) | (12) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans |
Who is the Cheapest Internet Provider in Sierra Madre?
Of the providers in Sierra Madre, customers rate T-Mobile Home Internet the best for price. Data comes from customers rating their satisfaction with pricing: in Sierra Madre where enough of them have reviewed a provider, otherwise across California or the country. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
T-Mobile Home Internet is rated 4.26 out of 5 for price, which is higher than the average across all internet providers in the country. Verizon is rated second for affordability, with an average price rating of 3.75 out of 5.
The table below shows how customers in Sierra Madre, California, and the United States rated the affordability of their internet service.
Rated Affordability in Sierra Madre
| ISP / Tech Type | Sierra Madre Affordability | California Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (27) | (342) | View Plans | ||
| Verizon | (0) | (28) | (816) | View Plans | ||
| Giggle Fiber | (0) | (8) | (8) | View Plans | ||
| HughesNet | (0) | (1) | (25) | View Plans | ||
| Viasat | (0) | (1) | (12) | View Plans | ||
| Frontier | (0) | (51) | (177) | View Plans | ||
| EarthLink | (0) | (2) | (15) | View Plans | ||
| AT&T | (0) | (119) | (1051) | View Plans | ||
| Spectrum | (0) | (228) | (1949) | View Plans | ||
| GeoLinks | (0) | (0) | (0) | View Plans |
Customer Reviews for Internet Service Providers in California
Customer Reviews
Steve
ting Fiber
November 13, 2026 Slow, 1/10th the speed they advertised
Robert
Verizon Fixed Wireless
November 10, 2026 Was cut off with .out notice due to upgrade and was not provided connection to upgrade from the same location (tower). Causing further problems in service and added cost.
ISPReports User
AT&T DSL
November 08, 2026 Lousy
ISPReports User
Fidium
November 08, 2026 Vernice
Frontier Fiber
November 01, 2026 Horrible this is horrible. My internet has been down for two days in a half. Never again
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Which ISP Should You Choose in Sierra Madre?
The right ISP for you depends upon your needs, but in general we can make the following suggestions:
- The best all-around internet service provider in Sierra Madre is T-Mobile Home Internet.
- The fastest internet provider should be Frontier Communications. Considering speed for the money and reliability in speeds, Frontier Communications may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Sierra Madre is T-Mobile Home Internet.
- Viasat, Spectrum, and HughesNet has the broadest coverage in Sierra Madre, available to 99.9% of homes, and is most likely to cover your home. To find out exactly what’s available at your home, please use our address search tool.