From Our Home to
Your Heart
Cavalier & Cavapoo Puppies — Lancaster County, PA
Find Your New Best Friend in Lancaster County
We raise Cavalier King Charles Spaniels and Cavapoos in Lancaster County, PA — healthy, socialized, and ready to join your family.
Our Ethical Promise to Every Puppy and Family
As a proud member of the Responsible Dog Breeder Network, we raise every Cavalier and Cavapoo with care, purpose, and integrity — so your puppy arrives healthy, socialized, and ready for family life.
Every puppy from our program is
Health-Checked
Every puppy receives regular veterinary care to ensure they start life healthy and strong.
DNA-Tested Parents
We carefully select and test our parent dogs to reduce the risk of hereditary conditions. Our pups come with a 30-day Peace of Mind Guarantee and a 2-year Genetic Health Guarantee.
Nurtured with Safety and Care
From birth, each puppy is raised in a safe, clean,
and loving environment.
Socialized & Foundation Trained
Puppies are gently introduced to crate training, leash training, and everyday experiences so
they’re ready to adapt to family life.
Life-Long Breeder Support
Our commitment doesn’t end at adoption - we’re here for guidance and support throughout your dog’s life.
Adoption Stories
Upcoming Litters
Upcoming litters looking for a loving home.
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Amber
Rocket
April 2026
This litter is expected to produce affectionate, well-socialized puppies with the sweet, gentle temperament Cavaliers are known for. Both parents have wonderful dispositions and are raised in a loving environment, ensuring their puppies will be excellent companions for families and individuals.
Don’t see any puppies that fit your family right now?
If none of our puppies are the right match for your family today, you can reserve from an upcoming litter and be among the first to welcome your new family member.
Don’t see any puppies that fit your family right now?
If none of our puppies are the right match for your family today, you can reserve from an upcoming litter and be among the first to welcome your new family member.
Home-raised Cavaliers and Cavapoos, thoughtfully matched
About Us
Daniel and Esther King raise Cavalier King Charles Spaniels and Cavapoos from their home in Gap, Lancaster County, Pennsylvania — with care, responsibility, and a genuine love for the dogs they raise.
Their goal is to help families welcome a healthy, well-socialized puppy that will become a beloved companion for years to come.
From Our Hearts to Your Home.
That phrase reflects the heart behind Sunny Side Pets.
For Daniel and Esther, raising puppies is not simply about breeding dogsit is about stewarding the early life of a puppy and preparing them for the family who will love them for years to come.
Stories From Adoption
Heartfelt notes from families who found their Cavalier or Cavapoo at Sunnyside Pets. Health, care, and lifelong support — told in their own words.
Frequently Asked Questions
We are part of a network of responsible dog breeders. This means that we follow the strictest of standards for all our dogs and pups. To be on this network we adhere to the following:
• Vet-checked and updated on all vaccines and deworming
• Microchipping of all puppies
• Daily exercise schedule for all dogs and puppies
• Socialization schedule for all dogs and puppies
• Kennel license where applicable by law
• Certification of inspection from a 3rd party
Your deposit is fully refundable within a 48-hour window. Alternatively, you can transfer the deposit to reserve another puppy
Once a puppy is paid in full, refunds are not available, nor do we accommodate refunds for buyer’s remorse. Please review our health guarantee in our Refunds and Returns Policy page which includes a 30-day money-back health guarantee.
We want every puppy to go home happy and healthy. To ensure that all is well in its new environment, we ask that if possible you get your puppy checked by a vet within 10 days of going home. We also recommend not placing your puppy down on any grass where other dogs have gone to potty until your puppy is seen by a vet. To view the whole health guarantee, please visit our Refunds and Returns page
- Browse through the puppies and select the puppy you are interested in.
- You can click on the link to schedule a visit or you can request an in-person visit.
- You can leave a deposit or make a full payment on our website.
- Once payment is made, you will be asked to electronically sign the sales agreement and health guarantee.
- If you just make a deposit, you will need to log in before picking up your puppy to make the final payment. A link to make the final payment will also be in the deposit receipt email. All payments must be completed before you can take your puppy home.
We partner with Trupanion Pet Insurance to offer you a Go Home Day Offer. This is a free 30-day pet insurance policy that must be activated within 24 hours of picking up your pet. Once you make the final payment, you will get an email with all the information you need to sign up.
Our Partners
Let us know how we can help
Ask About Our Available Cavalier and Cavapoo Puppies
Have questions about our Cavalier King Charles Spaniel or Cavapoo puppies in Lancaster, PA? Reach out anytime — we’re here to help you find the right puppy for your family.