Smoke & CO Detector Installation in Waltham, MA
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Cost Range
$100–$400
Local Pros
153 available
Overview
Install or replace smoke detectors and carbon monoxide detectors throughout your home. Includes hardwired interconnected systems where one alarm triggers all units, plus battery backup.
Waltham Climate Considerations (cold)
Common Signs You Need Smoke & CO Detector Installation
- • Detectors chirping or beeping
- • Detectors older than 10 years
- • Missing detectors in bedrooms
- • No carbon monoxide detectors
- • Moving into a new home
- • Failed home inspection
Smoke & CO Detector Installation Cost in Waltham
Low
$100
Average
$250
High
$400
DIY vs. Call a Pro
Battery-operated detectors are simple to install with screws or adhesive mounts. Place smoke detectors on every level, inside each bedroom, and outside sleeping areas. CO detectors go near bedrooms and fuel-burning appliances.
Call a professional when:
Call an electrician for hardwired interconnected systems, if your code requires hardwired detectors, or if you need new wiring run to detector locations.
Electricians in Waltham
Granite City Electric Supply
Warwick, RI
(401) 732-6066Wayne Electric Inc
Warwick, RI
(401) 253-0296Electric Motor Service
Warwick, RI
(401) 737-2534Airhart Electric
Warwick, RI
(401) 397-3415Founding Member
Premium spot in Waltham
Ambassador
Lead the Waltham community
Founding Member
Premium spot in Waltham
Waltham Housing Market
Median Household Income
$116,560
Median Home Value
$705,700
Median Rent
$2,232/mo
Homeownership Rate
48.8%
Population
64,723
Median Year Built
1962
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track This in PropDoctor
Smoke & CO Detector Installation
Date
April 2026
Cost
$250
Vendor
Your local pro
Warranty
10-year material warranty
Waltham average: $100–$400
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Warranty Details
10-year material warranty
Auto-Checkup Created
"Detector Test" — every 6 months
Property Health Score
Good
electrical category +15 pts(67 → 82)
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
Maintenance Plan for Waltham
Recommended Maintenance Plan — Waltham, Massachusetts
Key Risks
- • Short but intense heat waves
- • Ice dams
Schedule
Visual inspection (DIY)(DIY)
Professional smoke & co detector installation
Estimated: $100–$400
Emergency inspection for damage
Estimated: $100–$300
Plan for full replacement
Estimated: $300–$1,200
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Smith & Sons
Connectedelectrician
J&R Home Services
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Massachusetts Regulations
Building Code: IRC 2021 (9th edition MSBC)
Seller Disclosure: Massachusetts does not require a property condition disclosure form but sellers can be liable for concealing known defects. Sellers typically complete a voluntary disclosure.
Natural Disaster Risks: Nor'easters, Hurricanes, Flooding, Blizzards