The median annual wage for Security and Fire Alarm Systems Installers in St. Louis, MO-IL is $62,610 (May 2024 BLS OES). The mean (average) is $62,950.
Pay spans roughly $49,040 at the 10th percentile to $86,300 at the 90th, so experience and specialisation move this figure a lot. At the median that is about $30.10 per hour. An estimated 1,210 people work as security and fire alarm systems installers in St. Louis, MO-IL.
| Median (annual) | $62,610 |
| Mean (annual) | $62,950 |
| Median (hourly) | $30.10 |
| 10th percentile | $49,040 |
| 90th percentile | $86,300 |
| Employment | 1,210 |
Updated 2026-07-23.
Source: BLS OES May 2024 — bls.gov/oes. Checked 2026-07-23.