ferrets

How to Choose the Right Size Ferret Cage: 2026 Dimensions & Setup Guide

How to Choose the Right Size Ferret Cage: 2026 Dimensions & Setup Guide The right size ferret cage starts at 24" x 24" x 18" for one ferret as an absolute minimum, but veterinary sources recommend at least 36" x 24" x 24" with two or more levels. Each additional ferret widens and deepens the footprint, so the floor area scales with the number of animals. Run your own numbers with our free Ferret Cage Calculator(/pets/ferret-cage-calculator) before you buy. A common and costly mistake is buying a "small animal cage" rated for a rabbit or a guinea pig, then discovering the bar spacing is 1.5 inches and the ferret is loose in the wall within an hour. Ferrets treat any gap of 1 inch or wider as a door. Sizing a ferret cage is two problems at once: enough floor space for an animal that plays hard, and bar spacing...