Here is an example of a red clay court. In the United States, clay courts are more commonly grayish green, as it is less expensive than the red European clay.
This is a photo of a grass court at Wimbledon, England. It’s pretty unlikely that you have a grass court in your back yard and don’t know what kind of court it is!
Before starting the work.
This is an example of an asphalt court, in pretty bad condition. There are numerous cracks the width of a thumb, and there is a lot of mold (the dark areas) growing.
Should we have Concrete tab and Asphalt tab?
Plastic tiles, In-filled turf