A smart controller upgrade on an existing system (controller + sensors + Wi-Fi setup + smart home integration) runs $400-$800. A new residential irrigation system (design, trenching, pipe, 8-12 zones, smart controller, heads, drip lines, backflow preventer) runs $3,000-$7,000 depending on property size and landscaping complexity. Drip irrigation for garden beds adds $300-$800 per zone. All installations include winterization ports and first-year blowout service.