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Internet providers in Mercer Island, WA
Shop the best Mercer Island internet providers. Compare internet plan pricing and speeds from cable, DSL and fiber-optic providers in your area.
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Mercer Island, WA internet providers
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Provider | ||||
Xfinity | $29.99 | 15 - 987 Mbps | Cable | 100% |
CenturyLink | $65 | 12 - 1,000 Mbps | Fiber-optic | 39% |
CenturyLink | $45 | 12 - 140 Mbps | DSL | 83% |
GTT Communications | - | - | DSL | 16% |
Wave Broadband | $69.95 | 100 - 1,000 Mbps | Wired | 7.754% |
Consolidated Communications | $25 | 10 - 50 Mbps | DSL | 2.367% |
HughesNet | $59.99 | 25 - 25 Mbps | Satellite | 100% |
Viasat | $50 | 12 - 25 Mbps | Satellite | 100% |
*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. As of Jun 1, 2020.
Need help?Mercer Island internet service at a glance
At 100%, broadband coverage in Mercer Island is comparable to the rest of Washington - 97%, and comparable to broadband coverage across the U.S. - 95%.
The vast majority of those living in the Mercer Island area will have access to cable, which covers 100% of Mercer Island residents. DSL internet is also an option for many, offering service to 92% of the area. Fiber-optic is less available but still a popular internet option for roughly 39% of those living in Mercer Island.
There are seven internet providers serving the Mercer Island area, and 98.03% of households will have internet options from more than one provider. Among Mercer Island's seven internet providers, prices start at $25 and available download speeds reach up to 1,000 Mbps.
Top high-speed internet providers in Mercer Island
The largest internet providers in Mercer Island are Xfinity and CenturyLink bringing cable, DSL, and fiber-optic options to Mercer Island.
Cable internet from Xfinity is available to nearly all Mercer Island residents, covering 100% of households. Many will also have the option of DSL from CenturyLink, which covers 83% of the area. Mercer Island’s third most-available internet provider, CenturyLink, offers fiber-optic to around 39% of Mercer Island residents.

Xfinity cable internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
Cable from Xfinity offers broadband to all households in Mercer Island covering 100% of the area.
Xfinity’s cable network is likely to offer faster speeds than DSL or satellite service, but Mercer Island residents in densely populated areas may experience slowed speeds during peak usage times.
Internet prices for Xfinity start at $29.99/mo.*, which is significantly lower than the average starting price for internet in Mercer Island, $46.66.
Xfinity customers who choose the lowest-priced plan can expect speeds up to 15 Mbps, which comes to an estimated $2.00 per Mbps, about the same as the average cost per Mbps for the lowest priced plans in Mercer Island, $1.51.
For those who value internet speed as much as cost, Xfinity offers download speeds up to 987 Mbps and upload speeds up to 35 Mbps in Mercer Island. These download speeds are available to 100% of the area, and are much faster than the average max speeds from all Mercer Island's providers, 538 Mbps.

CenturyLink DSL internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
DSL from CenturyLink offers broadband to nearly all households in Mercer Island covering 83% of the area.
DSL internet from CenturyLink uses telephone lines in Mercer Island to deliver service, which often leads to lower prices and higher availability, though download speeds are likely to be slower than cable or fiber-optic internet.
Internet prices for CenturyLink start at $45/mo.*, which is about the same as the average starting price for internet in Mercer Island, $46.66.
CenturyLink customers who choose the lowest-priced plan can expect speeds up to 12 Mbps, which comes to an estimated $3.75 per Mbps, higher than the average cost per Mbps for the lowest priced plans in Mercer Island, $1.51.
For those who value internet speed as much as cost, CenturyLink offers download speeds up to 140 Mbps and upload speeds up to 40 Mbps in Mercer Island. These download speeds are available to 83% of the area, and are much slower than the average max speeds from all Mercer Island's providers, 538 Mbps.

CenturyLink fiber-optic internet
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*Pricing per month plus taxes for length of contract. Additional fees and terms may apply. Pricing varies by location and availability. All prices subject to change at any time. May or may not be available based on service address. Speeds may vary. As of Jun 1, 2020.
Fiber-optic from CenturyLink offers broadband to some, but not many households in Mercer Island covering 39% of the area.
Fiber-optic service from CenturyLink is popular for its fast download and upload speeds, even during peak usage times, but may be less available throughout Mercer Island than other internet types.
Internet prices for CenturyLink start at $65/mo.*, which is significantly higher than the average starting price for internet in Mercer Island, $46.66.
CenturyLink customers who choose the lowest-priced plan can expect speeds up to 12 Mbps, which comes to an estimated $5.42 per Mbps, significantly higher than the average cost per Mbps for the lowest priced plans in Mercer Island, $1.51.
For those who value internet speed as much as cost, CenturyLink offers download speeds up to 1,000 Mbps and upload speeds up to 1,000 Mbps in Mercer Island. These download speeds are available to 39% of the area, and are much faster than the average max speeds from all Mercer Island's providers, 538 Mbps.
Internet coverage for rural areas
If you live in the heart of Mercer Island, you’ll likely have options from cable, DSL, and fiber-optic internet providers. For those in rural areas or just outside Mercer Island, however, satellite or fixed wireless internet may be the best internet option.
Satellite internet from HughesNet and Viasat offers 100% availability in Mercer Island and surrounding areas. HughesNet starting prices are significantly higher than average in Mercer Island at $59.99/mo. for speeds up to 25 Mbps. Viasat starting prices are about average in Mercer Island at $50/mo. for speeds up to 25 Mbps. Satellite internet is a less appealing option for many Mercer Island residents, however, as service typically comes with high latency and low data allowances.
Internet provider frequently asked questions
What’s the fastest internet provider in Mercer Island?
CenturyLink is the fastest internet provider in Mercer Island with download speeds up to 1,000 Mbps. These speeds are available to 39% of households in Mercer Island. The next fastest internet provider in Mercer Island is Wave Broadband, offering download speeds up to 1,000 Mbps to 7.754% of the area.
What’s the cheapest internet provider in Mercer Island?
Consolidated Communications offers the cheapest internet in Mercer Island with plans starting at $25/mo. This is significantly less than the average starting price for internet in Mercer Island, $46.66.
Is fiber internet available in Mercer Island?
CenturyLink is the largest fiber-optic internet service provider in Mercer Island, covering 39% of the city.
What’s the best internet deal in my area?
Internet deals such as speed upgrades, promotional pricing, equipment perks and free installation are available from many internet providers. Bundling internet with TV and home phone is also a popular way to get a deal on internet.
How much speed do I need for streaming?
Each video streaming service has varying recommended speeds, but speeds up to 10 Mbps will often handle streaming on one device. For HD and 4K streaming, consider faster speeds of at least 25 Mbps to reduce buffering and maintain optimal picture quality.
How can I boost my internet speeds?
Resetting your router and optimizing your router settings can give you an instant speed boost. Consider Wi-Fi extenders if your signal is weaker in certain areas of your home. Also, be sure to check your Wi-Fi network to see if there are any unknown devices or users connected that could be slowing your network.