The cost of Google Fiber will depend on your location and the type of services you need. On average, Google Fiber can range anywhere from $0 to as much as $125 per month. For instance, the free Internet plan is $0 with a one-time $300 construct fee. On the other hand, the Internet plus television is $120 per month in Kansas City. If you just want the Internet and nothing else, the cost would be $70 per month.