Bathroom vanities typically range from 24 to 72 inches in width, 30 to 36 inches in height, and have an average depth of 21 inches, though options vary for small or custom spaces. Standard heights are 30–32 inches, while 36-inch "comfort height" is common for master baths. Key materials include moisture-resistant engineered wood, laminate, and solid stone. 

Key Vanity Specifications and Dimensions

• Width: Standard sizes include 24", 30", 36", 48", 60", and 72".
• Height:
  • Standard: 30–32 inches.
  • Comfort/Counter Height: 36 inches (similar to kitchen counters).
  • Vanity/Makeup Table: 28–32 inches.
• Depth: Standard depth is 21 inches, with a range of 14 to 26 inches.
• Types: Single sink (24"–48") and double sink (60"–72") are the most common configurations.
• Mounting Styles:
  • Freestanding: Rests on the floor.
  • Wall-Mounted (Floating): Mounted to the wall, leaving space below, common in 610mm to 800mm widths.
• Components: Cabinets (frame/face), drawers, doors, countertops, and backsplashes.