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Slope calculator
Turn rise and horizontal run into slope percentage, degrees and true inclined length.
Enter your values
Results change as you type. Changing units preserves the actual length. Numbers are processed locally.
Advanced parameters
Geometry only. This does not certify accessibility, drainage or building-code compliance in any country.
Calculated result
—
Angle in degrees—
Inclined length—
Rise-to-run ratio—
How is the result calculated?
slope % = rise / horizontal run × 100; angle = atan(rise / run)
Limits and assumptions
Geometry only. This does not certify accessibility, drainage or building-code compliance in any country.
This preview does not send analytics events to servers. Real tracking will be enabled only after privacy and measurement design.