The cost of cat grooming can vary depending on the type of service you are looking for. Generally, a basic grooming session including a bath, nail trim, and brushing can cost anywhere from $20-$50. If you are looking for additional services such as ear cleaning, tooth brushing, or a haircut, the cost may be higher. It's best to contact your local groomer to get an accurate estimate based on the services you need. The cost of cat grooming can vary according to different countries and even localities.