A small tower and 5G cell site costs $30,000–$50,000. The cell site will also require commercial power and batteries if the wireless network is expected to work during a power outage.
Can you build your own cell tower?
Letter of Intent from a Wireless Carrier – In most jurisdictions, you need a Letter of Intent from a wireless carrier to get approval for building a cell phone tower. If there is no zoning in your area, we strongly discourage you from attempting to build one.Sep 6, 2013