How Much Does Smoke Detector Installation Cost in Montana?
Montana pricing is near the national average. Updated for 2026.
Smoke Detector Installation Pricing in Montana
In Montana, the average cost for smoke detector installation is $380 per home, which is 5% lower than the national average of $400. Most Montana residents pay between $190 and $760.
Montana has costs that track closely with the national average, though prices can still vary between urban and rural areas within the state.
Professional smoke detector installation ensures proper placement, wiring, and interconnection of smoke and carbon monoxide detectors throughout your home. Hardwired, interconnected systems ensure all alarms sound when one is triggered.
Montana vs National Average
What Affects Smoke Detector Installation Cost in Montana?
Type
Battery-only (DIY): $15-$40 each. Hardwired with battery backup: $30-$80 each + $50-$100 labor each. Smart (Nest Protect): $100-$130 each
Installation
Replacing existing hardwired: $50-$75 per unit. New hardwired installation: $100-$200 per unit including wiring
Full Home
Average 3-bedroom home needs 6-8 detectors. Full hardwired install: $400-$800 total
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💡 Tips to Save on Smoke Detector Installation in Montana
- 1.Battery-only detectors ($15-$40 each) are easy to DIY — no electrician needed
- 2.Buy detectors with 10-year sealed batteries to avoid annual battery changes
- 3.Smart detectors (Nest, First Alert) cost more upfront ($100-$130) but send phone alerts
- 4.Code requires detectors in every bedroom, outside sleeping areas, and on every level
📈 Smoke Detector Installation in Montana Cost Trends (2020–2024)
Prices have increased +18.0% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $322 | — |
| 2021 | $336 | +4.3% |
| 2022 | $358 | +6.5% |
| 2023 | $368 | +2.8% |
| 2024 | $380 | +3.3% |
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 Smoke Detector Installation in Montana
Recent Reports
Frequently Asked Questions
How many smoke detectors do I need?
At minimum: one inside each bedroom, one outside each sleeping area, and one on every level including the basement. A typical 3-bedroom, 2-story home needs 6-8 detectors.
How often should smoke detectors be replaced?
Every 10 years regardless of type. The sensors degrade over time and become unreliable. Check the manufacturing date on the back of the unit. Replace batteries annually (unless sealed 10-year type).
Smoke Detector Installation Cost in Other States
Related Cost Guides for Montana
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