Internet Providers in San Mateo, CA

San Mateo offers cable, fiber, DSL, and fixed wireless internet. Coverage varies by neighborhood, housing type, and development age. Residents should compare providers based on speed, reliability, upload performance, and pricing rather than assuming uniform citywide service.

Refine your search of 2 BEST Internet providers and 8 Internet plans in San Mateo. Enter a location to find internet service providers (ISP) in your area.

San Mateo Area Internet Availability

Fiber (Limited, mostly in newer developments):

Fiber is available in select subdivisions, apartment complexes, and commercial areas, offering high-speed symmetrical connections.

Cable (Most Widely Available):

Cable broadband serves most neighborhoods and remains the dominant wired option.

DSL & Fixed Wireless (Older or low-density areas):

Used where wired infrastructure is limited.

Building & Neighborhood Factors:

Older homes and multi-unit buildings may restrict maximum speeds due to internal wiring.

Best Internet Providers in San Mateo, CA

Comcast

Cable
Starting from $40/mo.
Up to 2000 Mbps
  • 300 Mbps - $40/mo for 5 years
  • 500 Mbps - $45/mo for 5 years
San Mateo Internet Companies

How to Choose the Best Internet Provider in San Mateo?

For remote workers:

For families:

For budget-conscious users:

For renters & homebuyers:

Best Internet Deals in San Mateo, CA

Below is the list of best Internet deals available in San Mateo area. Compare and choose the most suitable package for you and your family. And get special discounts for ordering online!

1. Xfinity 300 Mbps Internet

Xfinity

Speed:
Typical download speed: 351.86 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.33 MS

Prices Starting At

$40.00/mo

This is an introductory rate. Price includes discount. Reg $65/mo
One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

✅ Verified 1 month agoNo term contract


5-Year Price Lock Guarantee - $40/mo for 5 years
2. Xfinity 500 Mbps Internet

Xfinity

Speed:
Typical download speed: 584.04 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.35 ms

Prices Starting At

$45.00/mo

This is an introductory rate. Price includes discount. Reg $70/mo
One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

✅ Verified 1 month agoNo term contract


5-Year Price Lock Guarantee - $45/mo for 5 years
3. Xfinity 1000 Mbps Internet

Xfinity

Speed:
Typical download speed: 1167.49 Mbps
Typical upload speed: 117.37 Mbps
Typical latency: 15.24 ms

Prices Starting At

$50.00/mo

This is an introductory rate. Price includes discount. Reg $75/mo
One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

✅ Verified 1 month agoNo term contract


5-Year Price Lock Guarantee - $50/mo for 5 years
4. Xfinity 2000 Mbps Internet

Xfinity

Speed:
Typical download speed: 2202.94 Mbps
Typical upload speed: 250 Mbps
Typical latency: 14.65 ms

Prices Starting At

$70.00/mo

This is an introductory rate. Price includes discount. Reg $95/mo
One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

✅ Verified 1 month agoNo term contract


5-Year Price Lock Guarantee - $70/mo for 5 years

Frequently Asked Questions

What’s the best internet type in San Mateo?

Fiber where available; cable is the most widely available alternative.

Why do speeds vary across San Mateo?

Neighborhood infrastructure, building type, and provider investment affect service.

Is gigabit internet available?

Yes, in fiber-served areas.

Are affordable plans available?

Yes, though availability and speeds vary by neighborhood.

San Mateo Internet Providers by Zip Code