The Cavalier King Charles Spaniel is part of the toy breed group but at the larger end of the toy dog scale, so he is likely to need a small toy. But some toys only come in medium or large, and some come in extra-small. According to Fetch Pet Insurance, Cavalier King Charles Spaniels are commonly treated for heart murmurs, mitral valve insufficiency, and seizures. Fetch’s claims show that the average cost for these illnesses is as follows: Heart murmurs: $990. Mitral valve insufficiency: $1,143. Seizures: $1,454. Below are other common health problems and How Much Does It Cost To Adopt A Cavalier King Charles Spaniel In Georgia? If you want to own a Cavalier King Charles Spaniel, you can try adopting one instead of buying it from a breeder. It depends on where you get your dog; it would usually cost you around $1,800-$3,500. But if you will adopt it, you would only need around $300. Cavalier King Charles Spaniel’s price from a known and trusted breeder could be $2000-$3500. Given that these dogs can also be bred for show-dog purposes, the cost can increase to around $4500. Some other factors affecting this cost include age, gender, health, and coat color. Get detailed Cavalier King Charles Spaniel facts, health, history, appearance, temperament, and maintenance information on Wag! Monthly Cost. $25.00 - $30.00. The Cavalier King Charles Spaniel’s medium-long luscious coat and silky, feathery ears signal royalty. Keeping this breed at their elegant, tangle-free best calls for a little time and some Cavalier King Charles Spaniel · Arlington, WA. Cavalier King Charles Spaniel-Dachshund Mix Dog for Adoption in Arlington, Washington, 98223 US Nickname: Brad and Scout, Bonded Brothers Posted Breed: Cavalier King Charles Spaniel / Dachshund / Mixed (medium coa… more. Over 4 weeks ago on PuppyFinder. Cavalier King Charles Spaniel Rescue Queensland, Broadbeach, Queensland, Australia. 20,871 likes · 630 talking about this. Cavalier King Charles Spaniel Rescue (Qld) Inc. is a small not-for-profit an7oNrJ.