4 Best Internet Providers in Sea Cliff, NY
Find internet availability by address in Sea Cliff, NY
Jump to: Best Internet Provider | Availability Maps | Customer Reviews | Sea Cliff ISP Report Card | Business Internet in Sea Cliff
| Sea Cliff ISP Report Card | B+ | |
| Download Speed for Most Households | 7,989 Mbps | |
| Number of Internet Service Providers | 4 | |
| Real Sea Cliff Customer Ratings | 0 |
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.
Sea Cliff has 4 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Sea Cliff.
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Sea Cliff has 4 internet service providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Fiber, Cable, and Fixed Wireless internet are available in the city. Reviews are grouped by provider and the type of service they offer, covering all 3 available internet technologies in Sea Cliff.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
EarthLink
Connection
Customer Rating
Fiber
Verizon
Connection
Customer Rating
Fiber
Optimum
Connection
Customer Rating
Fiber
Cable
T-Mobile Home Internet
Connection
Customer Rating
Fixed Wireless
Above are the top 4 providers in Sea Cliff, NY for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your city.
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 Sea Cliff ratings may vary and are shown below.
Who is the Best Internet Provider in Sea Cliff, NY?
T-Mobile Home Internet is the highest-rated internet provider in Sea Cliff based on 314 New York customer reviews, and T-Mobile Home Internet 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 Sea Cliff, New York, and customers throughout the country.
Top Rated Internet Providers in Sea Cliff
Local, State, and National Ratings for all Sea Cliff Internet Providers
| ISP / Tech Type | Sea Cliff Overall | New York Overall | National Overall | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (16) | (284) | View Plans | ||
| Verizon | (0) | (177) | (723) | View Plans | ||
| Optimum | (0) | (119) | (246) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Based on 314 reviews from New York internet customers, T-Mobile Home Internet is the best internet service provider for Sea Cliff residents. T-Mobile Home Internet was rated at an average of 4.13 out of 5 in our report for overall customer satisfaction. Verizon wins for second-place in New York, with 3.76 out of 5 stars and 99.6% coverage in Sea Cliff.
At a national level, based on 1294 national reviews for any of the providers listed above, T-Mobile Home Internet is rated higher than any other provider, with a rating of 4.04 out of 5.
Which Providers are Available at my Home in Sea Cliff?
a different provider.

Internet Availability Key
Speeds and coverage vary within the city, 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 Sea Cliff?
According to unbiased feedback from real internet customers in the city, they reported being happiest with speeds provided by Verizon. On the other hand, based on data provided by the internet providers to the FCC, Optimum 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 Sea Cliff
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Optimum | 8,000 Mbps | ||
| EarthLink | 2,048 Mbps | ||
| Verizon | 2,048 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| HughesNet | 25 Mbps |
Customer Ratings for Internet Provider Speeds in Sea Cliff
| ISP / Tech Type | Sea Cliff Speed | New York Speed | National Speed | For Service | ||
|---|---|---|---|---|---|---|
| Verizon | (0) | (177) | (723) | View Plans | ||
| T-Mobile Home Internet | (0) | (16) | (284) | View Plans | ||
| Optimum | (0) | (119) | (246) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Based on data reported by Sea Cliff ISPs to the FCC, the fastest speeds in the city are available through Optimum. The company offers speeds up to 8,000 Mbps in Sea Cliff. Therefore, the average customer can get up to 8,000 Mbps if they're willing to purchase the fastest subscription tier available at their homes.
Additionally, actual customers in the city rated their satisfaction with internet speed highest with Verizon. This indicates Verizon reliably delivers speeds expected by the customer based on the plan they are paying for.
Who is the Cheapest Internet Provider in Sea Cliff?
New York customers rate T-Mobile Home Internet as the cheapest internet service provider in state. Data comes from customers in the state rating their satisfaction with pricing. This feedback is valuable because it considers price changes and whether the speeds paid for are worth it.
T-Mobile Home Internet received a local rating of 4.00 out of 5, which is lower than the average across all internet providers in the country. Verizon is rated in second place for affordability by the company’s Sea Cliff customers with an average price rating of 3.31 out of 5.
The chart and graph below show how customers in Sea Cliff, New York, and the United States rated the affordability of their internet service.
Rated Affordability in Sea Cliff
| ISP / Tech Type | Sea Cliff Affordability | New York Affordability | National Affordability | For Service | ||
|---|---|---|---|---|---|---|
| T-Mobile Home Internet | (0) | (16) | (284) | View Plans | ||
| Verizon | (0) | (177) | (723) | View Plans | ||
| Optimum | (0) | (119) | (246) | View Plans | ||
| EarthLink | (0) | (1) | (12) | View Plans | ||
| HughesNet | (0) | (1) | (18) | View Plans | ||
| Viasat | (0) | (0) | (11) | View Plans |
Sea Cliff 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 city 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 Sea Cliff below, including the metrics used and how Sea Cliff compares to the rest of New York and nation.
| Metric
(hover for details)
|
Sea Cliff | New York | USA | ||
|---|---|---|---|---|---|
| Fiber Availability Percent The percentage of households in Sea Cliff that have a Fiber internet connection available to their home. | 99.57% | 83.33% | 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. | 7,989 Mbps | 4,072 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 Sea Cliff. | 4.9 | 4.9 | 6.8 |
| Average Household SizeA larger household size in a city indicates that there will be a greater need for bandwidth due to simultaneous usage, multiple devices, and network congestion. | 2.8 | 2.7 | 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. | 22% | 13% | 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% | 94% | 95% | ||
| Households with InternetA higher percentage of households with internet indicates a higher need for usage and connectivity in people’s daily lives. | 98% | 90% | 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. | 87% | 76% | 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. | 88% | 77% | 76% |
Our demographic data is sourced from the latest 5-year release of the American Community Survey by the US Census Bureau.
Sea Cliff ISP Report Card & Digital Connectivity Index
The ISP Report Card in Sea Cliff is B+, which is much better than other cities. The local demand for broadband internet connectivity in Sea Cliff is high with a score of 92 / 100 in our Digital Connectivity Index. This means that internet service providers operating in Sea Cliff have done a great job meeting the needs of its residents.
The Sea Cliff ISP Report Card evaluates the city on availability and speed metrics compared to other cities in the United States. ISP Infrastructure can vary greatly and on its own isn’t a perfect measure of what a city 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 Sea Cliff households have an internet connection despite having 99.57% availability. 87% of households have fiber, cable, or DSL, 2% have satellite, 0% are still on dial-up, and 1% 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 87% of households have a broadband connection such as fiber, cable or DSL available to their home, 88% subscribe to it. A very large amount of Sea Cliff 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 Cities Compare to Sea Cliff?
- ISP Report Card: A-
- Digital Connectivity Index: 85 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 66 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 65 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 60 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 90 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 93 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 80 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 90 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 80 / 100
How Much Speed does a Sea Cliff Household Need?
Higher speed is typically preferred, but that comes at a higher price. The average size of a household in Sea Cliff is 2.8, which is larger than the New York average of 2.7 and larger than the national average of 2.7. Sea Cliff's average household income is $183,506 which is much higher than the New York average of $98,794 and much higher than the national average of $90,606. Homes with more people living in them and with higher incomes tend to indicate more devices being used more often.
Sea Cliff also has 12% of its population enrolled in school between the 6th grade and college level, this is lower than the New York average of 16%. Additionally, 22% of residents work from home, which is higher than the 13% of residents in New York who work from home. This and other factors you can see above show us that the community of Sea Cliff has a very high need for internet connectivity and speeds.
Compared to the rest of the country, Sea Cliff households are much more technology-engaged. 99% of households have some sort of computing device, 95% have desktops or laptops in the home, and 98% have smartphones. To see what speeds you are currently getting, please visit our internet speed test tool.
Which Fiber Internet Providers are Available in Sea Cliff?
EarthLink Fiber in Sea Cliff, NY
EarthLink offers Fiber service to 99.6% of Sea Cliff homes. Across the city, EarthLink Fiber is the only type of service available from the company, with speeds up to 1,723 Mbps, with speeds from 940 Mpbs up to 2,048 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 880 and as high as 2,048, with an average of 1,705 Mbps throughout the city.
Verizon Fiber in Sea Cliff, NY
Verizon offers Fiber service to 99.6% of Sea Cliff homes. Across the city, Verizon Fiber is the only type of service available from the company, with speeds up to 1,723 Mbps, with speeds from 940 Mpbs up to 2,048 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 880 and as high as 2,048, with an average of 1,705 Mbps throughout the city.
Optimum Fiber in Sea Cliff, NY
Optimum offers Fiber service to 99.4% of Sea Cliff homes. Across the city, Optimum Fiber has speeds up to 8,000 Mbps
Which Cable Internet Providers are Available in Sea Cliff?
Optimum Cable in Sea Cliff, NY
Optimum offers Cable service to 99.4% of Sea Cliff homes. Across the city, Optimum Cable has speeds up to 940 Mbps
Which DSL Internet Providers are Available in Sea Cliff?
According to the most recently submitted data by internet service providers to the FCC, there are currently no DSL providers available in Sea Cliff, NY.
Which Fixed Wireless and LTE Internet Providers are Available in Sea Cliff?
T-Mobile Home Internet Fixed Wireless in Sea Cliff, NY
T-Mobile Home Internet offers Fixed Wireless service to 92.3% of Sea Cliff homes. Across the city, T-Mobile Home Internet Fixed Wireless is the only type of service available from the company, with speeds up to 48 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 8.1 Mbps throughout the city.
Which ISP Should You Choose in Sea Cliff?
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 Sea Cliff is T-Mobile Home Internet.
- The fastest internet provider should be Optimum. Considering speed for the money and reliability in speeds, Verizon may be a better choice based on real-world local customer feedback.
- The most affordable internet provider in Sea Cliff is T-Mobile Home Internet.
- Viasat, Verizon, HughesNet, and EarthLink has the broadest coverage in Sea Cliff, 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 Sea Cliff compare to other cities with a similar population?
To see how Sea Cliff 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 Sea Cliff's B+ ISP Report Card and 92 / 100 Digital Connectivity Index.
- ISP Report Card: C-
- Digital Connectivity Index: 69 / 100
- ISP Report Card: C+
- Digital Connectivity Index: 59 / 100
- ISP Report Card: D
- Digital Connectivity Index: 13 / 100
- ISP Report Card: B-
- Digital Connectivity Index: 40 / 100
- ISP Report Card: B
- Digital Connectivity Index: 52 / 100
- ISP Report Card: A-
- Digital Connectivity Index: 49 / 100
- ISP Report Card: B
- Digital Connectivity Index: 44 / 100
- ISP Report Card: B
- Digital Connectivity Index: 44 / 100
- ISP Report Card: B+
- Digital Connectivity Index: 61 / 100
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