Convert CSV to JSON

Convert CSV data into JSON quickly and privately. Paste a spreadsheet export, database table, or comma-separated list, choose whether the first row contains headers, and generate clean JSON directly in your browser.

Current conversion

Ready Paste CSV data or load the sample to begin

Local only

CSV options

First row contains headersCreate objects using the first row as keys. Trim whitespaceRemove surrounding spaces from cells.

Output format

Pretty JSON Minified JSON

Empty cells

Empty strings Convert to null

Conversion stats

Rows0

Columns0

Output size0 B

CSV input

Paste comma-separated data

Quoted commas and line breaks supported

CSV data

JSON output

Generated JSON

Copy-ready JSON

Quick guide

How to use this CSV to JSON converter

Paste CSV data into the input box or load the sample.
Choose header, whitespace, output, and empty-cell options.
Select Convert CSV to JSON and review the result.
Copy the JSON or download it as a file.

Structured data

Why convert CSV to JSON?

CSV is useful for spreadsheets, exports, and flat tabular data. JSON is commonly used by APIs, web apps, configuration files, and systems that need named fields or nested structured data.

Converting CSV to JSON makes spreadsheet-style information easier to use in code and modern web workflows.

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