The Jack Russell Terrier — also known as the Jack, JRT, or Jack Russell — is a spirited and energetic small breed originally bred to help hunters drive foxes from their dens. Known for their boldness, intelligence, and boundless enthusiasm, Jack Russells are entertaining companions full of character and charm. Despite their small size, they have big personalities and a fearless nature that makes them both adventurous and affectionate family dogs.
The breed was developed in mid-19th century England by Parson John Russell, whose goal was to create a tenacious working terrier for fox hunting — which is why the breed is sometimes called the Parson Russell Terrier. When the breed spread to the United States in the early 1900s, debates over its purpose led to two distinctions: the American Kennel Club (AKC) recognized the Parson Russell Terrier, while the Jack Russell Terrier Club of America (JRTCA) maintained the traditional working-dog version. Compact and athletic, Jack Russells have smooth, rough, or broken coats that are primarily white with brown or black markings. They are highly intelligent but independent, requiring firm and consistent training, along with plenty of exercise and mental stimulation. Without it, they may become bored or destructive. Loyal and affectionate toward their families, Jack Russells do best with experienced owners who can match their energy. With weekly brushing, regular exercise, and attention, the Jack Russell Terrier makes a lively, intelligent, and devoted companion that’s always ready for action.
Jack Russell Terrier
Meet Puppy 4! A striking black and white female Jack Russell Terrier puppy with a beautifully dark face mask and a solid dark patch on her side. -LancasterPuppies
Jack Russell Terrier
Introducing Puppy 5! This precious black and white female puppy features a distinct white blaze running right down the middle of her face. -LancasterPuppies
Jack Russell Terrier
Introducing Puppy 2! This cute tan and white male puppy has a lovely dark mask around his eyes and a beautifully marked coat. -LancasterPuppies
Jack Russell Terrier
Say hello to Puppy 3! A gorgeous tan and white male puppy with an incredibly sweet expression and unique patches across his back. -LancasterPuppies
Jack Russell Terrier
Meet this handsome tan and white Jack Russell Terrier male puppy with an adorable white stripe down his face. -LancasterPuppies
211Jack Russell Terrier
Purebred Shorty Jack conceived out of love and ready to spread that love to a new family.
31Jack Russell Terrier
Well behave. Two months old happy healthy puppies waiting for their parents.❤️
3Jack Russell Terrier
Well behave. Two months old happy healthy puppies waiting for their parents.❤️
3Jack Russell Terrier
Well behave. Two months old happy healthy puppies waiting for their parents.❤️
13Jack Russell Terrier
Nash is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid to late May. Vaccines and dewormings up to date, Registration paperwork, shot record and healt
6Jack Russell Terrier
Moses is a 2.5 year Jack Russell Terrier male. CKC Registered purebred, proven stud. He is 11 inches tall at the shoulder, weighs 16 lbs, stocky build. He knows his way with the ladies! Would not make
7Jack Russell Terrier
Paige is a purebred CKC Registered Jack Russell Terrier female puppy. Short haired, standard legs. Ready mid June. Vaccines and dewormings up to date, Registration paperwork, shot record and health gu
6Jack Russell Terrier
Jinx is a purebred CKC Registered Jack Russell Terrier female puppy. Short haired, standard legs. Ready early July. Vaccines and dewormings up to date, Registration paperwork, shot record and health g
8Jack Russell Terrier
Rebel is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid July. Vaccines and dewormings up to date, Registration paperwork, shot record and health guar
7Jack Russell Terrier
Pebbles is a purebred CKC Registered Jack Russell Terrier female puppy. Short haired, standard legs. Ready mid June. Vaccines and dewormings up to date, Registration paperwork, shot record and health
8Jack Russell Terrier
Prince is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid June. Vaccines and dewormings up to date, Registration paperwork, shot record and health gua
4Jack Russell Terrier
She has tricolor coming out. Parents less han 11 inches. Shorty jacks. She likes to know what she's going into. She will be thick.
6Jack Russell Terrier
JoJo is a purebred CKC Registered Jack Russell Terrier female puppy. Short haired, standard legs. Ready early July. Vaccines and dewormings up to date, Registration paperwork, shot record and health g
6Jack Russell Terrier
Jax is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready early July. Vaccines and dewormings up to date, Registration paperwork, shot record and health guar
6Jack Russell Terrier
Jude is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready early July. Vaccines and dewormings up to date, Registration paperwork, shot record and health gua
5Jack Russell Terrier
Almost all white with the, with black spot over one eye. This puppy is 7 weeks old and ready to go to a new home today, I just lowered the adoption fee so please call or text me
2Jack Russell Terrier
We have three email Jack Russell puppies. Will be looking for a new home in 5 weeks when they are ready. Their father is a purebred Jack Russell with papers, and the mother is a Jack Russell but proba
3Jack Russell Terrier
Quiet analyzer and ready for action after decision. She follows and beats big brothers every time. Confident little girl. Doesn't let her brothers tell her what to do.
2Jack Russell Terrier
We have three email Jack Russell puppies. Will be looking for a new home in 5 weeks when they are ready. Their father is a purebred Jack Russell with papers, and the mother is a Jack Russell but proba
5Jack Russell Terrier
Romeo is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid July. Vaccines and dewormings up to date, Registration paperwork, shot record and health guar
3Jack Russell Terrier
Very active and curious. He barks when there is known noise. Very smart and protective. He keeps up well for smallest in litter. 1st to start digging. Will be a great mouser and companion.
3Jack Russell Terrier
He stays with me walking over the farm without any calling. Good side kick. Super snuggler. Definite big brother. Largest in litter.
5Jack Russell Terrier
He is so adorable and is full blooded Jack Russell Loves our kids and is very play full We are moving and he needs a good friend call or text us for appt!
3Jack Russell Terrier
He is friendly with other dogs and he prefers 1 person but will be friendly to all. Outside he is a loner and follows mostly. Velcro dog. Definitely snuggle pup and followed over the farm without any
5Jack Russell Terrier
Racer is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid July. Vaccines and dewormings up to date, Registration paperwork, shot record and health guar
5Jack Russell Terrier
Ricochet is a purebred CKC Registered Jack Russell Terrier male puppy. Short haired, standard legs. Ready mid July. Vaccines and dewormings up to date, Registration paperwork, shot record and health g

Jack Russell Terrier
Piper is a purebred CKC Registered Jack Russell Terrier female puppy. Short haired, standard legs. Ready mid June. Vaccines and dewormings up to date, Registration paperwork, shot record and health gu