* Which Grant County School you mean: Grant County is a large area, and there are numerous schools within the county. You need to specify the exact school.
* The mode of transportation: Driving will take significantly less time than taking a bus, and the specific route used will also affect travel time.
* Traffic conditions: Rush hour traffic will add considerable time to any commute.
To get an accurate estimate, you'll need to use a mapping service like Google Maps or Apple Maps. Enter the specific addresses of both schools and it will provide a travel time based on current traffic conditions.