How much should a neuter cost?
1 The cost of neutering usually ranges from $50 to $100. 2  The cost of spaying, which is more complicated, usually ranges from $100 to $200. 3  The cost of neutering and spaying vary by geographic region and even by veterinarian. Most veterinarians offer the option of pre-anesthesia blood work, to make sure the liver and kidneys are working properly, for about $40. 2  It can cost $25 to $30 extra to spay a female who is overweight or in heat. 3  It can cost $50 to $100 or more extra to spay a pregnant cat, depending on the stage of pregnancy.