Internet providers in Castro Valley, CA

Shop the best Castro Valley internet providers. Compare internet plan pricing and speeds from DSL, cable and fiber-optic providers in your area.

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Castro Valley internet service at a glance

At 99%, broadband coverage in Castro Valley is comparable to the rest of California - 93%, and comparable to broadband coverage across the U.S. - 95%.

The vast majority of those living in the Castro Valley area will have access to DSL, which covers 99% of Castro Valley residents. Cable internet is also an option for many, offering service to 98% of the area. No fiber-optic providers are currently available in Castro Valley, but satellite or fixed-wireless providers may offer broadband options in your area.

There are eight internet providers serving the Castro Valley area, and 98.41% of households will have internet options from more than one provider. Among Castro Valley's eight internet providers, prices start at $29.99 and available download speeds reach up to 987 Mbps.

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Top high-speed internet providers in Castro Valley

The largest internet providers in Castro Valley are AT&T, Xfinity, and HughesNet bringing DSL, cable, and satellite options to Castro Valley.

DSL internet from AT&T is available to nearly all Castro Valley residents, covering 98% of households. Many will also have the option of cable from Xfinity, which covers 98% of the area. Castro Valley’s third most-available internet provider, HughesNet, offers satellite to around 100% of Castro Valley residents.

AT&T DSL internet

Provider
AT&T
Starting price*
$49.99/mo.
Max download speed

75 Mbps

Max upload speed

20 Mbps

Average availability

98%

DSL from AT&T offers broadband to nearly all households in Castro Valley covering 98% of the area.

DSL internet from AT&T uses telephone lines in Castro Valley 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 AT&T start at $49.99/mo.*, which is about the same as the average starting price for internet in Castro Valley, $47.49.

AT&T customers who choose the lowest-priced plan can expect speeds up to 100 Mbps, which comes to an estimated $0.50 per Mbps, lower than the average cost per Mbps for the lowest priced plans in Castro Valley, $1.48.

For those who value internet speed as much as cost, AT&T offers download speeds up to 75 Mbps and upload speeds up to 20 Mbps in Castro Valley. These download speeds are available to 98% of the area, and are much slower than the average max speeds from all Castro Valley's providers, 278 Mbps.

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or call us today: (844) 451-2720

Call us: (844) 512-2720

Xfinity cable internet

Provider
Xfinity
Starting price*
$29.99/mo.
Max download speed

987 Mbps

Max upload speed

35 Mbps

Average availability

98%

Cable from Xfinity offers broadband to nearly all households in Castro Valley covering 98% of the area.

Xfinity’s cable network is likely to offer faster speeds than DSL or satellite service, but Castro Valley 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 Castro Valley, $47.49.

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 Castro Valley, $1.48.

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 Castro Valley. These download speeds are available to 98% of the area, and are much faster than the average max speeds from all Castro Valley's providers, 278 Mbps.

Check availability

or call us today: (844) 451-2720

Call us: (844) 512-2720

HughesNet satellite internet

Provider
HughesNet
Starting price*
$59.99/mo.
Max download speed

25 Mbps

Max upload speed

3 Mbps

Average availability

100%

Satellite from HughesNet offers broadband to all households in Castro Valley covering 100% of the area.

HughesNet satellite internet offers reliable connection in areas of Castro Valley where other internet types may not be available, but service is likely to come with low monthly data allowances and high latency, making streaming binges and real-time online gaming impractical.

Internet prices for HughesNet start at $59.99/mo.*, which is significantly higher than the average starting price for internet in Castro Valley, $47.49.

HughesNet customers who choose the lowest-priced plan can expect speeds up to 2 Mbps, which comes to an estimated $30.00 per Mbps, significantly higher than the average cost per Mbps for the lowest priced plans in Castro Valley, $1.48.

For those who value internet speed as much as cost, HughesNet offers download speeds up to 25 Mbps and upload speeds up to 3 Mbps in Castro Valley. These download speeds are available to 100% of the area, and are much slower than the average max speeds from all Castro Valley's providers, 278 Mbps.

Check availability

or call us today: (844) 451-2720

Call us: (844) 512-2720

Castro Valley, CA internet providers

Need help? Call (844) 451-2720

Provider
AT&T $49.99/mo. 100 - 75 Mbps DSL 98%
Xfinity $29.99/mo. 15 - 987 Mbps Cable 98%
Sonic Telecom, LLC - - Wired 8.889%
Pivotal Global Capacity, LLC - - DSL 8.847%
Sonic Telecom, LLC - - DSL 8.129%
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Internet provider frequently asked questions

Xfinity is the fastest internet provider in Castro Valley with download speeds up to 987 Mbps. These speeds are available to 98% of households in Castro Valley. The next fastest internet provider in Castro Valley is Etheric Networks, Inc., offering download speeds up to 120 Mbps to 6.316% of the area.

Xfinity offers the cheapest internet in Castro Valley with plans starting at $29.99/mo. This is significantly less than the average starting price for internet in Castro Valley, $47.49.

Yes. Fiber-optic internet is a completely different technology than DSL or cable internet, and therefore requires a different type of modem. In many cases, you can get the required modem from your internet provider at no extra cost.

There are many factors that can influence internet speed. In many cases, restarting your router will resolve speed and connectivity issues. Other factors, such as peak usage times and speed throttling can also cause temporary speed issues.

Allconnect lets you find and compare multiple providers all in one place at no cost to you. We partner with 30+ providers and are dedicated to bringing you accurate, up-to-date information so you can shop and compare with confidence.

Monthly costs for internet can range from $20 to $60, depending on which providers are available in your area. Added fees for Wi-Fi service and equipment can add to that cost, but your internet provider may give you the option to use your own router, which can lower the monthly internet cost.