How Much Does Home Security System Cost in Missouri?
Missouri pricing is below the national average. Updated for 2026.
Home Security System Pricing in Missouri
In Missouri, the average cost for home security system is $522 per system, which is 13% lower than the national average of $600. Most Missouri residents pay between $174 and $1,305.
Missouri benefits from a lower cost of living than many states, resulting in more affordable pricing for home security system. This makes it one of the more budget-friendly states for this service.
Home security systems include cameras, door/window sensors, motion detectors, a control panel, and professional monitoring. DIY systems are much cheaper than professionally installed ones.
Missouri vs National Average
What Affects Home Security System Cost in Missouri?
System Type
DIY (Ring/SimpliSafe): $200-$500 + $10-$25/mo. Professional (ADT/Vivint): $300-$1,500 + $30-$65/mo
Components
Basic (4 sensors + 1 camera): $200-$400. Full home (8+ sensors + 3 cameras): $500-$1,500
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💡 Tips to Save on Home Security System in Missouri
- 1.DIY systems (Ring, SimpliSafe) are 50-70% cheaper than ADT/Vivint
- 2.Self-monitoring (no monthly fee) works if you check your phone regularly
- 3.Buy during Black Friday/Prime Day for best deals on equipment
- 4.Avoid long-term contracts — month-to-month plans offer flexibility
📈 Home Security System in Missouri Cost Trends (2020–2024)
Prices have increased +17.8% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $443 | — |
| 2021 | $462 | +4.3% |
| 2022 | $492 | +6.5% |
| 2023 | $506 | +2.8% |
| 2024 | $522 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Home Security System in Missouri
Recent Reports
Frequently Asked Questions
Do home security systems lower insurance rates?
Yes. Most insurers offer 5-20% discounts on homeowners insurance for monitored security systems.
Home Security System Cost in Other States
Related Cost Guides for Missouri
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