A Beagle is a medium-sized dog breed, typically weighing between 18-35 pounds and standing about 13-16 inches tall at the shoulder. As such, they do not require an excessive amount of space to live comfortably in a house. However, they are active and energetic dogs and will benefit from having enough room to move around and play.

For indoor living, a Beagle will need at least a moderate-sized living area. A small apartment or a studio can be suitable as long as they are given enough opportunities for physical activity and exercise. A standard-sized room or a large crate can serve as a suitable sleeping area.

It is important to provide plenty of opportunities for physical activity, as Beagles have a lot of energy and are known for their love of exploration. A daily walk or run in a secure area, such as a fenced yard or a dog park, is a great way for them to expend energy and stay physically fit.

While Beagles are not overly demanding in terms of living space, they do have a tendency to be noisy and energetic, and may bark frequently. This can be problematic for those living in close quarters with neighbors. To mitigate this, it is important to provide plenty of physical and mental stimulation to keep them occupied and prevent boredom.

It is also important to note that Beagles have a strong sense of smell and a tendency to follow their nose, so they should always be kept on a leash or in a securely fenced area when outside. They are also known to be escape artists, so it is essential to ensure that any gates or doors are secure.

In conclusion, a Beagle does not need a lot of space to live comfortably in a house, but they will benefit from enough room to move around and play. They are active and energetic dogs and will require plenty of physical and mental stimulation to keep them occupied. It is important to provide a secure living area to prevent them from escaping and to limit any disturbance to neighbors.