How much does acrylic (plexiglass) weigh?
Acrylic (Plexiglass) weighs 74 lb/ft³ (1,190 kg/m³).
Key Acrylic (Plexiglass) Facts:
- Density: 1,190 kg/m³ (74 lb/ft³)
- Hardness: 3 on Mohs scale
- Common uses: Aquariums, sneeze guards, signage, and aircraft windows
Use this calculator to determine acrylic (plexiglass) weight by entering your dimensions below.
Formula: Weight = Volume × Density
Related Glass Calculators:
Formula & Assumptions
Formula:
Weight = Volume × Density
Density Used:
Acrylic (Plexiglass): 74 lb/ft³ (1190 kg/m³)
Note:
Results are estimates based on average material densities. Actual weights may vary ±5% due to material composition and moisture content. For structural applications, verify with your supplier.

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