FishTankCalculators

5 Gallon Standard Dimensions & Filled Weight

Betta fish or small shrimp colonies. Requires frequent water changes.

Quick Specs

Standard 5 Gallon Standard Specifications:

  • Dimensions (US & Metric): 16" × 8" × 10" (40.6 cm × 20.3 cm × 25.4 cm)
  • Total Filled Weight: Approximately 53 lbs (24 kg) including water and standard gravel.
  • Empty Tank Weight: 7 lbs (3 kg).

Measurements

  • Gross Volume 5.5 Gallons
  • Empty Glass Weight 7 lbs
  • Approx. Filled Weight 53 lbs

Recommended Gear

  • Target Filter Turnover 30 GPH
  • Base Heater Wattage 25 Watts

How Much Sand Does a 5 Gallon Standard Need?

A standard 1.5-inch bed requires approximately 10 lbs of aquarium sand or 5 L of active aqua soil.

Customize Substrate Bed →

Floor Load & Stand Safety

At approximately 53 lbs, the 5 Gallon Standard exerts a specific pounds-per-square-foot (PSF) structural load on your home's flooring. The footprint area is 0.89 sq. ft, meaning the raw PSF is roughly 60 PSF.

Standard Load: This aquarium weight is generally safe for modern residential flooring, provided it is placed on a level, structurally sound aquarium stand.

Frequently Asked Questions

What are the dimensions of a 5 Gallon Standard in inches and cm? ▼
A standard 5 Gallon Standard measures 16" L × 8" W × 10" H (40.6 cm × 20.3 cm × 25.4 cm).
How much does a 5 Gallon Standard weigh filled? ▼
When filled with water and average substrate, a 5 Gallon Standard weighs approximately 53 lbs (24 kg). Always ensure your stand and flooring can support this weight.
How much sand do I need for a 5 Gallon Standard? ▼
For a standard 1.5-inch bed, a 5 Gallon Standard requires approximately 10 lbs of aquarium sand or 5 L of active aqua soil.