Home Security System Installation Cost Calculator
Use this free home security system installation cost calculator to estimate cost by home size (sq ft), scope (DIY, pro install, monitored), and location. Most systems run $200–$2,000+. Get a low, average, and high estimate below.
How much does a home security system cost?
Home security in the U.S. typically runs $200–$2,000+ installed: DIY $200–$600, pro install $400–$1,500+, with monitoring $600–$2,000+. Monthly monitoring is extra. Get 2–3 quotes.
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How to read this estimate
These figures are based on national average material and labor costs adjusted for the options you selected. Actual pricing varies with your local market, site conditions, material availability and contractor workload. Always get two or three written quotes before committing to a project.
Average Home Security System Installation Cost
National averages run $200–$2,000+ depending on scope. Monitoring is monthly extra.
Cost by scope
Typical ranges
| Scope | Estimated cost |
|---|---|
| DIY kit | $200–$600 |
| Pro install | $400–$1,500+ |
| Pro + monitoring | $600–$2,000+ |
Cost factors
What drives the total
| Factor | Impact |
|---|---|
| Cameras | $100–$400+ each |
| Monitoring | $15–$50/mo extra |
What Affects Home Security System Cost?
- Scope — Pro install and monitoring cost more than DIY kit; cameras add to total.
- Home size — More doors and windows mean more sensors and higher cost.
- Location — Labor and equipment pricing vary by market.
Data from installer quotes
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Home Security System Installation Cost FAQs
Common questions about home security system cost.
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Disclaimer: Estimates are for planning only. Actual costs depend on equipment and local rates. Get 2–3 written quotes.