There are several high risk dog breeds that can raise your homeowners insurance.
The most common dog breed type that homeowners insurance companies consider dangerous is the Pit Bull.
Then the other dog breeds that are considered dangerous by homeowners insurance companies are the Chow, Chow Chow, Rottweiler, Akita, Presa Canario, Mastiff, Wolf Hybrid, Presa Canario and the Doberman Pinscher..
Having any of those dog breed types can make your homeowners insurance rates go up due to the high risk that those dogs are associated with.
High risk dogs like the above are more likely to attack someone such as a neighbor or neighbors child which can cause a lawsuit against you and then your homeowners insurance would have to pay for damages if you get sued in court.
If you have any of the above dogs you can expect your homeowners insurance rates to go up or be high when you get homeowners insurance.