The answer to 'how much does supply line cost in my area' is that the cost of a supply line can vary significantly depending on several factors. In general, supply lines for plumbing fixtures like sinks, toilets, and washing machines typically range from $5 to $50 per line, but the actual price you'll pay will depend on your local market, the materials used, and the complexity of the installation.
The main factors that influence the cost of a supply line include the length, diameter, and materials used (such as copper, stainless steel, or braided hose), as well as any specialized fittings or connections required. Installation complexity, such as accessing tight spaces or working around existing plumbing, can also impact the final price. To get an accurate estimate for your specific project, it's best to get quotes from local plumbers in your area.