Fiber & High-Speed Internet Services
San Marcos, California

Internet your way with the speed you need!

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    Fiber Internet is here, San Marcos!

    With EarthLink, you’ll discover what super-fast fiber internet is all about. As a top internet provider in San Marcos, we’re bringing the fastest speeds and most reliable connection to the “Valley of Discovery.” Plus, San Marcos has seen unprecedented economic growth — meaning the expansion of fiber internet is a must.

    Connect with one of our experts to find the best high-speed internet plan for you

    Earthlink Internet services in San Marcos, California

    Level up your home internet plan with speeds up to 5 Gigs* (that’s more than 5,000 Mbps, folks). From fiber to Wi-Fi to satellite, EarthLink provides reliable connections you can count on for all your web needs.

    No data caps on most service plans

    No price increase after 12 months

    No credit checks

    *Offers vary by speed and location. See offer and plan details based on your address.


    Internet Your Way with the Speed You Need


    Looking for the best high-speed internet plan in San Marcos, California? We’ve got options!

    Switch today and earn a $100 Mastercard© gift card as a thank you for joining EarthLink.**

    No more spotty San Marcos Wi-Fi

    Test your internet speed and make sure you’re getting the service you deserve.

    EarthLink Internet offered in areas in and around San Marcos, California

    With a population of 444,766 people (and counting), the entire area is flourishing. You don’t have to live in the very heart of downtown to get the best Santa Barbara internet — but we can reach you there, too.





    Fast San Marcos Internet Facts

    There are five fiber internet providers in the San Marcos area
    Roughly 15% of San Marcos has access to fiber internet
    EarthLink has the best high-speed internet coverage
    The San Marcos economy has grown by 25% in the last decade1
    San Marcos is working to attract startups via various initiatives, including California State University San Marcos’ Democracy in Action program2
    The average internet speed in San Marcos is 415 Mbps3
    The cost of living in San Marcos is 41% more than the national average4
    The median home price in San Marcos is $758,1975

    Frequently Asked Questions

    Saved by “The Bundle”

    Who doesn’t want fast, reliable and safe internet? Better yet, who doesn’t want to save on the best internet options in San Marcos? EarthLink can protect your data, help manage your smart devices and safeguard your children from online threats, all while you save.

    Try it free for the first 30 days when you signup today!***

    EarthLink Protect

    Cyber Safety

    Keeping your internet connection secure doesn’t need to be complicated. Whether it’s blocking viruses, keeping data safe or connecting you to a VPN, EarthLink’s expertise will connect you to security you can trust.

    EarthLink EasyTech

    Remote IT Support

    Need help setting up an Apple Watch? Have trouble streaming on your smart TV? Want to troubleshoot a smart doorbell? Whatever your gadget, EarthLink experts are ready to get through the bugs remotely. Just sit back and relax.

    Find a new internet provider in San Marcos

    Whether it’s our Fiber, Wireless or Satellite Internet, EarthLink has a solution for you. We can transfer your current internet service or help you pick the best plan for you.

    Currently an EarthLink customer looking to move your service to San Marcos, California?

    Contact one of our Internet Experts to help you get set up at your new address.

    Looking for a new internet provider? Moving to San Marcos, California?

    When you’re moving, you’ve got plenty on your to-do list. Let us handle the internet.

    Common Moving Questions

    Check out our frequently asked questions around changing internet providers when moving to San Marcos:

    Best San Marcos Internet Provider

    * Actual speeds may vary based on network activity, configuration, and other factors. Subject to availability. Some prices shown may be introductory offers. Equipment fees, taxes and other fees and restrictions may apply.

    **Free 30-Day Trial: You will automatically be billed after the 30-day free trial. Cancellation must be by phone before the next billing period begins to prevent further charges. More information for 30-day trials can be found here: Protect, EasyTech.

    • “San Marcos aims to attract, retain startups; CSUSM students developed strategies and the City is increasing its outreach” via, 7/16/2018
    • “San Marcos aims to attract, retain startups; CSUSM students developed strategies and the City is increasing its outreach” via, 7/16/2018
    • “Internet providers in San Marcos, CA” via All Connect, 10/13/2021
    • “Cost of Living in San Marcos, California” via Payscale, 2021
    • “Cost of Living in San Marcos, California” via Payscale, 2021