# Centroid

The **Centroid** function calculates the geographic center of a polygon. It returns a single point.

You could use the Centroid function to determine the practical distance between two polygons.

You can use the **Centroid** function on Snowflake and BigQuery connections.

**Centroid** is one of Sigma's Geography functions.

## Syntax

Centroid(polygon)

The function argument is:

- polygon
- Required
- The object for which we calculate the geometric center
- Must be in valid Geography polygon format.

## Examples

Centroid([Coordinates])

Calculates the exact center of a polygon in column Coordinates: