Court size: Tennis courts measure at 60’ wide, 120’ long, whereas pickleball courts are 20’ wide, 44’ long. These dimensions are inclusive of game lines such as the no volley zone, out of bounds lines, and the net. Netting: While both nets are 36” tall, pickleball nets measure at 34” in the center.
https://www.flooringinc.com/blog/pickleball-court-conversion