Best Internet Providers in Crystal Lake, IL

1. Xfinity 500 Mbps Internet

Xfinity

500 Mbps Internet

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

Prices Starting At

$55.00/mo

Reg $95/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

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

2. Xfinity 2000 Mbps Internet

Xfinity

Gigabit Extra

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

Prices Starting At

$100.00/mo

Reg $140/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $115/mo for 5 years

3. Xfinity 1000 Mbps Internet

Xfinity

Gigabit

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

Prices Starting At

$70.00/mo

Reg $110/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $85/mo for 5 years

4. Xfinity 300 Mbps Internet

Xfinity

300 Mbps Internet

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

Prices Starting At

$35.00/mo

Reg $80/mo

One-time Fees:
Installation Fee: $39.99 (Self-installation), $100 (Professional install)
Late Payment Fee: $10

💰 Get Deal!

5-Year Price Lock Guarantee - $55/mo for 5 years

Crystal Lake Business Internet Providers

Crystal Lake Internet provider frequently asked questions

How many internet companies provide service in Crystal Lake, IL?

As of October, 2025 there are 8 company that offer high speed internet service in Crystal Lake, IL.

Which company offers the best internet service in Crystal Lake, IL?

Xfinity is the best internet company in Crystal Lake, IL that offers download speeds up to 1200 Mbps and available to 100% homes.

Who has the fastest internet service in Crystal Lake, IL?

Xfinity Cable internet service offers the fastest 1200 Mbps download speed in Crystal Lake, IL.

Which provider has the cheapest Internet in Crystal Lake, IL?

The cheapest internet option in Crystal Lake is $19.99 per month. Comcast offers 150Mbps Cable Internet for as low as $19.99 per month.