What if my CSV has no header row?

Untick "First row is column names" to get an array of arrays instead of objects.

Why are numbers shown as text?

Values are kept exactly as written, so IDs with leading zeros and dates are not changed. Convert types in your code after parsing.

JSON & data

CSV to JSON Converter

Convert CSV with headers and basic quoting into JSON.

Paste CSV or choose a file. The first row is used as column names by default, and every value stays as text. Files are read and converted on your device; they are not uploaded.

DelimiterFirst row is column names

Choose file

CSV input

JSON output

Paste CSV or choose a file to convert it.

Privacy: this tool runs in your browser. The data you enter is not sent to a server.

How to use CSV to JSON Converter

Paste CSV into the input box, or choose a .csv file.
Leave the delimiter on Auto-detect, or pick comma, semicolon or tab.
Copy or download the JSON. Each row becomes an object keyed by the header row.

How to convert CSV to JSON

Frequently asked questions

What if my CSV has no header row?: Untick "First row is column names" to get an array of arrays instead of objects.
Why are numbers shown as text?: Values are kept exactly as written, so IDs with leading zeros and dates are not changed. Convert types in your code after parsing.

JSON & data