Convert HTML tables to JSON arrays instantly
Paste any HTML table code and extract structured JSON objects with custom column keys.
About This Tool
HTML Table to JSON Converter parses HTML <table> structures and extracts all table headers and table rows into clean, structured JSON arrays.
Key Features
Automatic thead header detection
Formatted 2-space indented JSON output
Handles nested cell text and whitespace cleaning
Instant copy to clipboard
How to Use This Tool
- Paste your raw HTML <table> markup in the input editor.
- Click Convert Table to JSON.
- Copy or export the structured JSON array for your app or database.
Why Use This Tool
- Quickly scrape or extract data from web pages into API payloads.
- Accurately maps thead th headers to JSON object keys.
- Browser-based parsing with zero server transmission.
Pro Tips
- Clean up empty rows in the HTML before converting for the cleanest output
- Inspect the generated JSON keys to ensure column headers were parsed accurately
Frequently Asked Questions
What happens if a table has no <th> headers?
The tool automatically generates column keys like column_1, column_2 for every cell.
Can I convert large tables?
Yes, modern browser DOM parsing handles tables with thousands of rows smoothly.