Different sources have given different dimensions.
Minimum floor space hamster cage.
Cages around 30 inches by 12 inches make a nice upgrade for long term living.
If using wire cages be careful the bar spacing doesn t allow mice to escape and there are no exposed wire floors and shelves to cause leg injuries.
But this is a minimum and in germany the minimum recommended size is 100cm by 50cm.
When considering hamster cages you need to note that a hamster requires space to roam and play exercise.
The national hamster council recommends a minimum of 1000cm 2 of useable floor space x 19cm high for syrian hamsters and 800cm 2 of useable floor space x 17cm high for dwarfs but that is not to say that you can t go bigger and many owners have chosen cages much larger than this to allow for the addition of more enrichment through the addition.
The recommended minimum size for your hamster s cage is at least 18 inches width x 13 inches height x 25 inches length which is equal to 450 square inch floor space which is the minimum for humanely housing a hamster of any type.
Limited space will make it unhappy or snappy and it can bite.
This cage is 32 5 long and 19 inches wide providing a total of over 600 square inches of floor space divided between two levels.
The size of a hamster cage is very important.
Aim for a minimum of 24 inches by 12 inches with the cage being at least 12 inches tall.
Hamsters need plenty of floor space in a cage so they can run around and get exercise.
The rspca recommends that hamster cages should measure at least 30 x 15 x 15 inches 75 x 40 x 40cm and the national hamster council suggests that your syrian hamster should have at least 150 square inches 1000 square centimeters of floor space that they can.
A ten gallon tank or equivalent in floor space is the minimum standard for a single male or up to three female mice.
The 13 inch height is to allows you to fit a 10 12 inch wheel for a syrian hamster.
Here are some great cages you can order right off amazon.
Examples of large hamster cages.
In general many cages marketed for hamsters are too small.
Prevue pet products 528 small pets cage.
Minimum cage dimensions for a syrian hamster and dwarf hamsters.
The minimum size for the uk rspca recommendation is about 80cm x 50cm continuous floorspace for a syrian hamster or a pair of dwarf hamsters and 70cm x 40cm for a single dwarf hamster.