The best pet shops & services in McHenry County

From award-winning cuts by one of the top 10 groomers in the US to a supervised 3,000 sf indoor play zone with a 700 sf outdoor area, A Brush with Greatness nails the clean-and-tired combo Crystal Lake folks love. Family owned with over 25 years’ experience, they also offer day care, boarding, and training.

From the Crystal Lake newsletter, October 22, 2026

Because sometimes your couch deserves a break, Cary-Grove Grooming keeps Cary and Crystal Lake pups looking sharp with gentle, stress-free care.

From the Crystal Lake newsletter, October 3, 2026

Chain featuring a range of pets, supplies & food (most offer grooming, boarding & other services).

On Angels' Wings - Pet Rescue & Resale Store is a Crystal Lake 501(c)(3) that re-homes 350+ pets a year, many from overcrowded shelters, and fuels the mission through a treasure-hunt resale shop. Adopt, foster, or donate... your closet clean-out might literally save a tail.

From the Crystal Lake newsletter, September 26, 2026

Chain with pet food & supplies such as toys, beds & pet technology products, plus medication.

Cut 'n Cuddle Dog Grooming is the spot Crystal Lake pet people rave about for gentle, patient grooming that skips tranquilizers and heated cage dryers, uses organic shampoos, and even lets pups decompress in a small enclosed yard. Cats welcome, too, for tidy trims without the drama.

From the Crystal Lake newsletter, October 15, 2026

PetSuites Lake in the Hills is the spot for Algonquin pet parents when your pet needs a serious glow-up, with grooming pros who handle everything from quick baths to head-to-paw spa treatments. They also offer daycare, boarding, and training, with a team that personalizes care for every breed, even special needs pets.

From the Crystal Lake newsletter, September 8, 2026

Chain with pet food & supplies such as toys, beds & pet technology products, plus medication.

Thomas' Tails is the historic downtown Crystal Lake spot for premium all natural dog and cat food, plus thoughtfully selected treats, supplements, and durable toys.

From the Crystal Lake newsletter, October 8, 2026

Chain with pet food & supplies such as toys, beds & pet technology products, plus medication.

Riverside Animal Clinic & Holistic Center, right here in McHenry, blends real-deal integrative vet care with a legit pet store, an indoor dog park, and a DIY dog wash, so you can snag food and supplements, let the zoomies fly, then consult Dr. Jim Carlson about keeping your buddy thriving.

From the McHenry newsletter, September 11, 2026

Whether your pet needs a tidy trim or a full-on spa day, Pet Bath & Beyond has been keeping local fur kids fresh since 2005. Bonus, they stock holistic pet foods and treats, and regulars swear by Kristin’s skill, so you’ll leave with a clean, calm buddy.

From the McHenry newsletter, September 8, 2026

Chain featuring a range of pets, supplies & food (most offer grooming, boarding & other services).

If your dog sheds like it's their part-time job, Riverside Pet Grooming does one-on-one sessions with de-shedding, nail and ear care, and teeth brushing, plus a Prima Shampoo System that leaves them ridiculously soft. With 30+ years in business, they know their way around a fur tornado.

From the Lake Geneva newsletter, September 10, 2026

Offshoot of the pet store chain focused on grooming services, including nail & ear care.

If your Crystal Lake walks feel like waterskiing behind a squirrel, Underdog Academy - Dog Training in Algonquin focuses on real-world obedience with lifetime-guaranteed support, from puppy foundations to advanced off-leash and behavior fixes.

From the Crystal Lake newsletter, September 5, 2026

Aqua Paws is a dog day spa in Algonquin focusing on clean, calm grooming that keeps pups looking sharp, from fresh baths with light face, paw, and sani trims to full grooms. Close enough for a quick Carpentersville drop off, and your couch will thank you.

From the Carpentersville newsletter, September 3, 2026