Sprinkler System Cost Calculator
Last updated: October 15, 2026
Estimate a lawn irrigation or sprinkler-system installation cost from zones, controller, backflow, trenching and permits.
Starting figures illustrate this model. Enter your own measurements, quoted costs and applicable terms; this page does not retrieve live prices or provider rates.
Estimated sprinkler-system installation cost
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- Zone installation estimate: —
- Controller and backflow equipment: —
- Site and permit costs: —
- Estimated average cost per zone: —
On this page
Quick summary: Estimate a lawn irrigation or sprinkler-system installation cost from zones, controller, backflow, trenching and permits.
Read the complete guide
Updated reference sections in this guide are in English.
What this calculator estimates
Estimate a lawn irrigation or sprinkler-system installation cost from zones, controller, backflow, trenching and permits.
How to use it
Enter Number of irrigation zones; Installed cost per zone ($); Smart controller and sensors ($); Backflow preventer and plumbing ($); Extra trenching or landscape repair ($); Permits and inspection ($). Select Calculate to update the results.
How the calculation works
The system cost combines an entered cost per irrigation zone with controller, backflow, trenching and permit costs.
Worked example: starting scenario
| Number of irrigation zones | 8 |
|---|---|
| Installed cost per zone ($) | 900 |
| Smart controller and sensors ($) | 850 |
| Backflow preventer and plumbing ($) | 1200 |
| Extra trenching or landscape repair ($) | 1600 |
| Permits and inspection ($) | 350 |
| Estimated sprinkler-system installation cost | $11,200.00 |
|---|---|
| Zone installation estimate | $7,200.00 |
| Controller and backflow equipment | $2,050.00 |
| Site and permit costs | $1,950.00 |
| Estimated average cost per zone | $1,400.00 |
Important limitations
Lot size, water pressure, landscaping, soil, municipal rules, plumbing access and restoration requirements vary.