What is the minimum cage size for a budgerigar?

A single budgie needs at minimum a 18"×18"×24" cage; pairs need 24"×18"×24". Wider is more important than tall since budgies fly horizontally. Larger is always better.

What cage size does an African Grey need?

African Greys require a minimum 36"×24"×48" cage with 3/4" to 1" bar spacing. They should spend substantial out-of-cage time in a bird-safe room for adequate exercise.

Pet Bird Minimum Cage Size by Species

Formula Definitions

The Pet Bird Minimum Cage Size by Species works by applying a well-defined formula to the values you enter. Understanding the formula behind the calculation helps you interpret the result and check that your inputs are correct. Below we break down the key components that drive the Bird Cage Size Guide.

The core formula used by this calculator is:

Result = f(inputs, settings)

Each variable in the formula has a specific meaning:

inputs — Values entered into the Bird Cage Size Guide.
settings — Options, units, or parameters that adjust how the calculation is performed.
Result — Computed output for the chosen inputs and settings.

How to Use This Calculator

Enter the required values. Enter the required values into the Pet Bird Minimum Cage Size by Species input fields.

Adjust settings. Adjust any settings, select applicable options, or choose units as needed.

Calculate the result. Press Calculate to compute the result using the underlying formula.

Interpret the output. Review and interpret your result using the provided context, reference ranges, or explanatory notes.

Glossary and Definitions

Input

A value entered into the calculator to be processed.

Output

The computed result returned by the calculator for the given inputs.

Setting

An option that adjusts how the calculation is performed, such as unit selection or mode.

Bird cage size