The answer to 'how much to replace carbon monoxide detector local' is that the cost to replace a carbon monoxide (CO) detector can vary significantly depending on your location, the type of detector, and whether you hire a professional or do it yourself. Generally, you can expect to pay anywhere from $20 to $100 or more for a new CO detector, with professional installation potentially adding an additional $50 to $150 or more.
The cost is influenced by factors like the detector's features, energy source (battery-powered or hardwired), and whether it's a basic model or one with advanced capabilities like smart home integration. Additionally, labor costs for professional installation can vary based on your local market and the complexity of the job. To get an accurate estimate, it's best to get quotes from local electricians or home improvement stores in your area.