However, it is important to note that this is a fictional location from the Harry Potter series. There is no actual entrance to the Ministry of Magic at King's Cross Station in real life.
To enter the Ministry, wizards and witches need to walk through the brick wall between platforms 9 and 10 at King's Cross. This is done by running at the wall, but only those who know the secret can enter.
While the Ministry's actual location remains a mystery in the books, the fictional entrance at King's Cross serves as a symbol of the magical world and its connection to the Muggle world.