Good question: – A singular hen won’t be happy they need company, so you should have at least two, four to six hens will provide enough eggs for a family.
If you want good egg layers choose cross-breeds or hybrids for example Isa Brown, Black Rock or White Star. These are a good choice for starting with, they are easy to look after and suitable for the average back garden.
The Isa Brown is a cross between a Rhode Island Red and Rhode Island White. A medium sized brown bird. It is known for the large amount of eggs it can provide approximately 300 brown eggs per hen in the first year.
The Black Rock is a cross between Rhode Island Red and a Barred Plymouth Rock. A black bird with brown markings around its neck. It is a placid hardy bird and can provide approximately 250 brown eggs a year.
The White Star is a Dutch bred Leghorn hybrid. A small white bird with a large comb. Placid in nature so ideal as a pet. It can provide approximately 320 eggs a year.