Slope Calculator — Degrees / Percent / Grade / Batter

Geometry & Surveying

Slope Calculator

Degrees ° Percent % Per mille ‰ V : H gradient H : V batter Enter any one — rest update live

Enter any slope value

Angle from horizontal

Grade / Percent rise ÷ run × 100

Per mille rise ÷ run × 1000

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Radians angle in rad

rad

V : H gradient e.g. 1:3 or 0.333

V:H

H : V batter e.g. 3:1 or 3.00

H:V

V : H ratio

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H : V ratio

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1 in N

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Pitch (rise/run)

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Slope Diagram

Common Slopes & Design Benchmarks

Click a row to load that slope

Description	Angle	Grade %	H : V	1 in N

Note: All conversions assume a planar slope with the angle measured from the horizontal. H:V batter notation uses the convention: H horizontal per 1 vertical (e.g. 2H:1V = 2:1 batter). 1 in N means 1 unit rise per N units horizontal run.