How to Read Excel Files in C# using IronXL Jordi Bardia Updated:August 19, 2025 Download IronXL NuGet Download DLL Download Start Free Trial Copy for LLMs Copy for LLMs Copy page as Markdown for LLMs Open in ChatGPT Ask ChatGPT about this page Open in Gemini Ask Gemini about this page Open in Grok Ask Grok about this page Open in Perplexity Ask Perplexity about this page Share Share on Facebook Share on X (Twitter) Share on LinkedIn Copy URL Email article Unlock the power of Excel file manipulation in C# by watching this tutorial, which guides you through using IronXL to effortlessly read and analyze data, enhancing your programming toolkit with practical examples and expert support! more... In this tutorial, we delve into reading Excel files in C# using the IronXL library, which is free for development use. We begin by installing the IronXL package through the package manager console. First, add the namespace 'using IronXL' to your code. Next, load the desired Excel workbook with the 'Workbook.Load' method, specifying the file path and name. Once loaded, you can select the worksheet using 'Workbook.GetWorksheet'. A loop is employed to read data from cells A1 to A10, displaying the values in the console. Additionally, the tutorial demonstrates using aggregate functions to calculate sum and max values from the data range using LINQ. The tutorial concludes by highlighting that similar methods can be employed for other aggregate functions like min and average. For further assistance, the support team is available to help users facing any challenges.
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