Smoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost AltadenaSmoke & CO Detector Installation Cost Altadena

Smoke & CO Detector Installation Cost in Altadena, CA

Detailed pricing guide with local market adjustments and material comparisons

Altadena Average

$85–$340

Market Tier

Small City

Cost Breakdown

Smoke & CO Detector Installation Cost in Altadena

Small City

LowAverageHigh

$85$213$340

Market Tier

Small City (0.85x)

Small city with below-average costs

Material Cost Comparison

Smoke detectors(Budget)

$64–$255

CO detectors(Mid-Range)

$85–$340

Combination smoke/CO units(Premium)

$119–$476

Factors that affect your cost

Number of detectors needed
Hardwired vs battery-only
Interconnected system requirement
Existing wiring availability
Combination smoke/CO units
Smart detector features

Save Money with DIY?

Call a pro when: Call an electrician for hardwired interconnected systems, if your code requires hardwired detectors, or if you need new wiring run to detector locations.

Get Quotes in Altadena

LEI Electrical Contractors INC

Long Beach, CA

(562) 455-8061

TM Electrical LLC

Long Beach, CA

(562) 370-0357

GRT Electric

Long Beach, CA

(562) 234-3914

Molina Electrical and Repair

Long Beach, CA

(323) 919-1813

Founding Member

Premium spot in Altadena

Ambassador

Lead the Altadena community

Founding Member

Premium spot in Altadena

View all 39 electricians in Altadena →

Altadena Housing Market

Median Home Price

$1,585,000

Homes for Sale

Price per Sq Ft

$776

Local Pros

536

Home Service Professionals Near Altadena

Agents 95lender 75multimedia_specialist 71Landscapers 64Appraisers 63Movers 60Inspectors 57Flooring 51

Median Household Income

$129,123

Median Home Value

$1,073,500

Median Rent

$2,250/mo

Homeownership Rate

78.3%

Population

41,921

Median Year Built

1945

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

Maintenance

Smoke & CO Detector Installation

Date

April 2026

Cost

$213

Vendor

Your local pro

Warranty

10-year material warranty

Altadena average: $85–$340

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Smoke detectorsCO detectorsCombination smoke/CO unitsMounting brackets

Warranty Details

10-year material warranty

Auto-Checkup Created

"Detector Test" — every 6 months

Added by youApril 2026

Property Health Score

Good

electrical category +15 pts(74 → 89)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a electrician near me

I found 39 electricians in your area. Here are the top results:

Professionals Found

39 results

Smith & Sons

Connected

electrician

4.9(47)

BookQuote

J&R Home Services

electrician

4.7(23)

From $95/hr

MessageView

View All in ProPortal

Log my smoke & co detector installation in PropDoctor

I'll help you log this. I've pre-filled the details — review and submit:

Add to Property History

electrician

Title:electrician

Category:electrician

Date:2026-04-06

Fill Form & Review

Fill Form & Submit

SmartSearch understands 51 action types across scheduling, vendor discovery, and home maintenance.

Try SmartSearch →

Cost FAQ

What is the average cost of smoke & co detector installation in Altadena?

The average cost of smoke & co detector installation in Altadena, CA ranges from $85 to $340. The final price depends on Number of detectors needed, Hardwired vs battery-only, Interconnected system requirement.

What factors affect smoke & co detector installation cost?

Key factors include: Number of detectors needed, Hardwired vs battery-only, Interconnected system requirement, Existing wiring availability, Combination smoke/CO units, Smart detector features. In Altadena, local labor rates and material availability also influence pricing.

Can I save money by doing smoke & co detector installation myself?

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 an electrician for hardwired interconnected systems, if your code requires hardwired detectors, or if you need new wiring run to detector locations.

How do I get accurate quotes for smoke & co detector installation in Altadena?

Get at least 3 quotes from licensed professionals in Altadena. Use Fizbo SmartSearch to find and compare local electricians, read reviews, and request estimates — all in one place.

Explore Altadena, CA

Homes for Salein Altadena Rentalsin Altadena Home Servicesin Altadena Maintenance Guidesin Altadena Find Professionalsin Altadena

Smoke & CO Detector Installation Cost in Nearby Cities

Los Angeles, CA Long Beach, CA Anaheim, CA Santa Ana, CA Irvine, CA Santa Clarita, CA

Smoke & CO Detector Installation Cost in Altadena, CA

Cost Breakdown

Smoke & CO Detector Installation Cost in Altadena

Material Cost Comparison

Save Money with DIY?

Get Quotes in Altadena

Altadena Housing Market

Track Your Costs

Smoke & CO Detector Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

More Cost Guides for Altadena

Circuit Breaker Repair Cost

Electrical Outlet Repair Cost

Home Inspection Cost

Explore Altadena, CA

Smoke & CO Detector Installation Cost in Nearby Cities