Terrarium Size Calculator
Calculate the ideal terrarium size for your reptile or amphibian.
Reptile/Amphibian Type
Number of Animals
Note: Not all species should be housed together
Custom Dimensions
Recommended Size
20" x 10" x 12"
10.4 gallons | Adequate Size
Terrarium Specifications
Volume2,400 cu in
Floor Space1.39 sq ft
Heat Lamp26W
UVB Bulb13W compact
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.