8 Best Internet Providers in Kensington-San Francisco, Berkeley, CA
Find internet availability by address in Kensington-San Francisco, Berkeley, CA
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| Kensington-San Francisco ISP Report Card | A+ | |
| Download Speed for Most Households | 6,821 Mbps | |
| Number of Internet Service Providers | 8 | |
| Real Kensington-San Francisco Customer Ratings | 4 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Kensington-San Francisco has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the neighborhood. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Kensington-San Francisco.
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Kensington-San Francisco has 8 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, DSL, and Fixed Wireless internet are available in the neighborhood. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Kensington-San Francisco.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
XFINITY
Connection
Customer Rating
Cable
EarthLink
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
AT&T
Connection
Customer Rating
Fiber
DSL
Fixed Wireless
Sonic
Connection
Customer Rating
Fiber
Above are the top 4 providers in Kensington-San Francisco, Berkeley, CA for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your neighborhood.
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 Kensington-San Francisco ratings may vary and are shown below.
Who is the Best Internet Provider in Kensington-San Francisco, Berkeley, CA?
Sonic is the highest-rated internet provider in Kensington-San Francisco based on 362 Berkeley customer reviews, and Sonic has the highest rating nationwide. The provider information above and the information immediately below can help you decide. Compare provider ratings and review counts above. The chart and table below show average customer ratings from customers in Kensington-San Francisco, California, and customers throughout the country.
Top Rated Internet Providers in Kensington-San Francisco
Local, State, and National Ratings for all Kensington-San Francisco Internet Providers
| ISP / Tech Type | Kensington-San Francisco Overall | California Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| Sonic | (1) | (11) | (11) | View Plans | ||
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Verizon | (1) | (24) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans |
Based on 362 reviews from Berkeley internet customers, Sonic is the best internet service provider for Kensington-San Francisco residents. Sonic was rated at an average of 4.33 out of 5 in our report for overall customer satisfaction. XFINITY from Comcast wins for second-place in Berkeley, with 3.50 out of 5 stars and 100.0% coverage in Kensington-San Francisco.
At a national level, based on 4148 national reviews for any of the providers listed above, Sonic is rated higher than any other provider, with a rating of 4.27 out of 5.
Which Providers are Available at my Home in Kensington-San Francisco?
a different provider.

Internet Availability Key
Speeds and coverage vary within the neighborhood, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Who is the Fastest Internet Provider in Kensington-San Francisco?
According to unbiased feedback from real internet customers in the neighborhood, they reported being happiest with speeds provided by XFINITY from Comcast. On the other hand, based on data provided by the internet providers to the FCC, EarthLink and AT&T should have faster speeds at a local level. While we typically put more weight on real-world customer ratings, we display both satisfaction and technical maximum information for customers to decide for themselves.
Data Reported to FCC by ISPs: Average Maximum Available in Kensington-San Francisco
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Sonic | 10,000 Mbps | ||
| EarthLink | 5,000 Mbps | ||
| AT&T | 5,000 Mbps | ||
| XFINITY from Comcast | 1,200 Mbps | ||
| Verizon | 300 Mbps | ||
| Unwired | 300 Mbps | ||
| Etheric Networks | 250 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Kensington-San Francisco
| ISP / Tech Type | Kensington-San Francisco Speed | California Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Sonic | (1) | (11) | (11) | View Plans | ||
| Verizon | (1) | (24) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans |
Based on data reported by Kensington-San Francisco ISPs to the FCC, the fastest speeds in the neighborhood are available through EarthLink and AT&T. These internet providers offer speeds up to 10,000 Mbps in Kensington-San Francisco. Therefore, the average customer can get up to 4,909 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the neighborhood rated their satisfaction with internet speed highest with XFINITY from Comcast. This indicates XFINITY reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Kensington-San Francisco?
Berkeley customers rate Sonic as the cheapest internet service provider in city. Data comes from customers in the city rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
Sonic received a local rating of 4.00 out of 5, which is lower than the average across all internet providers in the country. XFINITY from Comcast is rated in second place for affordability by the company’s Kensington-San Francisco customers with an average price rating of 3.50 out of 5.
The chart and graph below show how customers in Kensington-San Francisco, Berkeley, and the United States rated the affordability of their internet service.
Rated Affordability in Kensington-San Francisco
| ISP / Tech Type | Kensington-San Francisco Affordability | California Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| Sonic | (1) | (11) | (11) | View Plans | ||
| XFINITY | (2) | (193) | (2164) | View Plans | ||
| Verizon | (1) | (24) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (22) | (284) | View Plans | ||
| AT&T | (0) | (107) | (924) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (1) | (11) | View Plans | ||
| EarthLink | (0) | (2) | (12) | View Plans | ||
| Unwired | (0) | (1) | (1) | View Plans | ||
| Etheric Networks | (0) | (0) | (0) | View Plans |
Kensington-San Francisco Internet Health Assessment
ISP Reports evaluates the technological infrastructure across the United States. This includes assessing a grade for ISP providers and infrastructure in the neighborhood and setting an index number for the digital connectivity of its residents. You can view the ISP Report Card and the Digital Connectivity Index for Kensington-San Francisco below, including the metrics used and how Kensington-San Francisco compares to the rest of Berkeley and nation.
| Metric
(hover for details)
|
Kensington-San Francisco | California | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Kensington-San Francisco that have a Fiber internet connection available to their home. | 99.39% | 88.41% | 67.25% | ||
| Average Download SpeedThe maximum download speed most households can get on average. This is measured by availability in a block group and weighted by the population in that area. | 6,821 Mbps | 2,847 Mbps | 3,293 Mbps | ||
| Provider CountThe number of providers available for most people. This is a weighted average by block rather than a total for Kensington-San Francisco. | 10.4 | 10.4 | 6.8 |
| Average Household SizeA larger household size in a neighborhood indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.4 | 2.3 | 2.7 | ||
| Work From Home PercentA higher percent of the population working from home indicates bandwidth requirements being more widely needed rather than consolidated to commercial portions of the city. | 47% | 32% | 14% | ||
| Households with DevicesA higher percentage of households with computing devices in the home indicates a higher level of infrastructure needed to support those households. | 99% | 98% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 98% | 94% | 90% | ||
| Households with BroadbandA higher percentage of households with a broadband connection (defined as speeds above 25 Mbps) indicates heavier usage needs within these households. | 93% | 85% | 75% | ||
| Broadband Usage vs. AvailabilityThis measures what percentage of households who have a broadband connection to their home actually have an active subscription to that service. | 93% | 92% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Kensington-San Francisco ISP Report Card & Digital Connectivity Index
The ISP Report Card in Kensington-San Francisco is A+, which is much better than other neighborhoods. The local demand for broadband internet connectivity in Kensington-San Francisco is high with a score of 86 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Kensington-San Francisco have done a great job meeting the needs of its residents.
The Kensington-San Francisco ISP Report Card evaluates the neighborhood on availability and speed metrics compared to other neighborhoods in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a neighborhood needs. Please see our ISP Report Card along with the Digital Connectivity Index above to evaluate how well the connectivity demand is met by the existing infrastructure.
98% of Kensington-San Francisco households have an internet connection despite having 100.00% availability. 93% of households have fiber, cable, or DSL, 5% have satellite, 0% are still on dial-up, and 0% of households have internet but don’t pay for a subscription because it’s subsidized by the Affordable Connectivity Program.
As you can see in the table above, while 93% of households have a broadband connection such as fiber, cable or DSL available to their home, 93% subscribe to it. A very large amount of Kensington-San Francisco residents are taking advantage of the available internet infrastructure.
For more details, please visit our ISP Report Card and Digital Connectivity Index pages.
How do Neighboring Neighborhoods Compare to Kensington-San Francisco?
- ISP Report Card: A
- Digital Connectivity Index: 75 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 90 / 100
- ISP Report Card: A
- Digital Connectivity Index: 66 / 100
- ISP Report Card: A
- Digital Connectivity Index: 84 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 76 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 79 / 100
- ISP Report Card: A
- Digital Connectivity Index: 75 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 77 / 100
- ISP Report Card: A
- Digital Connectivity Index: 70 / 100
How Much Speed does a Kensington-San Francisco Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Kensington-San Francisco is 2.4, which is larger than the Berkeley average of 2.3 and smaller than the national average of 2.7. Kensington-San Francisco's average household income is $201,332 which is much higher than the Berkeley average of $120,982 and much higher than the national average of $90,606. Homes with fewer people living in them and with higher incomes tend to indicate a fairly average device usage pattern.
Kensington-San Francisco also has 10% of its population enrolled in school between the 6th grade and college level, this is lower than the Berkeley average of 32%. Additionally, 47% of residents work from home, which is higher than the 32% of residents in Berkeley who work from home. This and other factors you can see above show us that the community of Kensington-San Francisco has a very high need for internet connectivity and speeds.
Compared to the rest of the country, Kensington-San Francisco households are much more technology-engaged. 99% of households have some sort of computing device, 100% have desktops or laptops in the home, and 97% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Kensington-San Francisco?
EarthLink Fiber in Kensington-San Francisco, Berkeley, CA
EarthLink offers Fiber service to 99.4% of Kensington-San Francisco homes. Across the neighborhood, EarthLink Fiber has speeds up to 4,939 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for EarthLink Fiber. EarthLink Fiber is rated about the same as other types of internet service available in Kensington-San Francisco from EarthLink in terms of customer satisfaction.
AT&T Fiber in Kensington-San Francisco, Berkeley, CA
AT&T offers Fiber service to 99.4% of Kensington-San Francisco homes. Across the neighborhood, AT&T Fiber has speeds up to 4,939 Mbps, with speeds from 1,000 Mpbs up to 5,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for AT&T Fiber. AT&T Fiber is rated higher than other types of internet service available in Kensington-San Francisco from AT&T in terms of customer satisfaction.
Sonic Fiber in Kensington-San Francisco, Berkeley, CA
Sonic offers Fiber service to 94.5% of Kensington-San Francisco homes. Across the neighborhood, Sonic Fiber is the only type of service available from the company, with speeds up to 4,621 Mbps, with speeds from 1,000 Mpbs up to 10,000 Mbps depending on the address. Upload speeds are symmetrical, meaning they are exactly the same as download speeds for Sonic Fiber.
Which Cable Internet Providers are Available in Kensington-San Francisco?
XFINITY Cable in Kensington-San Francisco, Berkeley, CA
XFINITY from Comcast offers Cable service to 100.0% of Kensington-San Francisco homes. Across the neighborhood, XFINITY Cable is the only type of service available from the company, with speeds up to 1,200 Mbps
Which DSL Internet Providers are Available in Kensington-San Francisco?
EarthLink DSL in Kensington-San Francisco, Berkeley, CA
EarthLink offers DSL service to 59.2% of Kensington-San Francisco homes. Across the neighborhood, EarthLink DSL has speeds up to 75 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 15 Mbps throughout the neighborhood. EarthLink DSL is rated the same as other types of internet service available in Kensington-San Francisco from EarthLink in terms of customer satisfaction.
AT&T DSL in Kensington-San Francisco, Berkeley, CA
AT&T offers DSL service to 59.2% of Kensington-San Francisco homes. Across the neighborhood, AT&T DSL has speeds up to 75 Mbps, with speeds from 10 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 20, with an average of 15 Mbps throughout the neighborhood. AT&T DSL is rated about the same as other types of internet service available in Kensington-San Francisco from AT&T in terms of customer satisfaction.
Which Fixed Wireless and LTE Internet Providers are Available in Kensington-San Francisco?
Unwired Fixed Wireless in Kensington-San Francisco, Berkeley, CA
Unwired offers Fixed Wireless service to 100.0% of Kensington-San Francisco homes. Across the neighborhood, Unwired Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
Etheric Networks Fixed Wireless in Kensington-San Francisco, Berkeley, CA
Etheric Networks offers Fixed Wireless service to 98.9% of Kensington-San Francisco homes. Across the neighborhood, Etheric Networks Fixed Wireless is the only type of service available from the company, with speeds up to 250 Mbps
T-Mobile Home Internet Fixed Wireless in Kensington-San Francisco, Berkeley, CA
T-Mobile Home Internet offers Fixed Wireless service to 94.5% of Kensington-San Francisco homes. Across the neighborhood, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 82 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 16 Mbps throughout the neighborhood.
Verizon Fixed Wireless in Kensington-San Francisco, Berkeley, CA
Verizon offers Fixed Wireless service to 83.3% of Kensington-San Francisco homes. Across the neighborhood, Verizon Fixed Wireless is the only type of service available from the company, with speeds up to 300 Mbps
EarthLink Fixed Wireless in Kensington-San Francisco, Berkeley, CA
EarthLink offers Fixed Wireless service to 74.9% of Kensington-San Francisco homes. Across the neighborhood, EarthLink Fixed Wireless has speeds up to 32 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 4.5 Mbps throughout the neighborhood.
AT&T Fixed Wireless in Kensington-San Francisco, Berkeley, CA
AT&T offers Fixed Wireless service to 74.9% of Kensington-San Francisco homes. Across the neighborhood, AT&T Fixed Wireless has speeds up to 32 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 4.5 Mbps throughout the neighborhood.
Which ISP Should You Choose in Kensington-San Francisco?
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 Kensington-San Francisco is Sonic.
- The fastest internet provider should be EarthLink and AT&T. Considering speed for the money and reliability in speeds, XFINITY from Comcast may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Kensington-San Francisco is Sonic.
- AT&T, HughesNet, Unwired, Viasat, XFINITY from Comcast, and EarthLink has the broadest coverage in Kensington-San Francisco, and is most likely to cover your home. To find out exactly what's available at your home, please use our address search tool.
How does Kensington-San Francisco compare to other cities with a similar population?
To see how Kensington-San Francisco stacks up on the national level, it's useful to look at some other cities with similarly sized populations. Below you can see a list of these cities and how they compare to Kensington-San Francisco's A+ ISP Report Card and 86 / 100 Digital Connectivity Index.
- ISP Report Card: B
- Digital Connectivity Index: 47 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 77 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 56 / 100
- ISP Report Card: A+
- Digital Connectivity Index: 71 / 100
- ISP Report Card: B
- Digital Connectivity Index: 48 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 32 / 100
- ISP Report Card: A
- Digital Connectivity Index: 50 / 100
- ISP Report Card: A
- Digital Connectivity Index: 96 / 100
- ISP Report Card: B
- Digital Connectivity Index: 78 / 100
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