11 Best Dog Swimming Spots in Denver (Lakes & Pools)

Denver is known as one of the most dog-friendly cities in the United States. With miles of hiking trails, expansive parks, and welcoming neighborhoods, it’s no wonder that pet parents often look for ways to let their pups cool off on warm Colorado days. One of the most popular activities? Swimming.

Whether your dog is a natural water-lover or needs a gentle introduction to aquatic fun, Denver offers a variety of places where dogs can splash, swim, and exercise. From outdoor lakes and reservoirs to indoor pools designed specifically for canine fitness, there’s something for every pup and budget.

In this guide, we’ll explore the best outdoor dog-friendly swimming spots, Denver’s top indoor facilities, safety tips, rules you need to know, and answers to common questions dog owners ask. By the end, you’ll know exactly where to take your furry friend for a fun and safe swim in the Denver area.

Outdoor Dog-Friendly Swimming Locations in Denver

Cherry Creek State Park

One of Denver’s most popular destinations for dog swimming, Cherry Creek State Park offers a dedicated off-leash dog area spanning over 100 acres. Within this space, dogs have access to a sandy beach and designated swim areas on the reservoir.

• Highlights: Off-leash space, wide open fields, beach entry.

• Rules: A small daily or annual pass is required for entry. Dogs must remain under voice control.

• Why It’s Great: Perfect for social dogs who love playing in groups.

Chatfield State Park

Located southwest of Denver, Chatfield State Park is another must-visit. The park features an expansive 69-acre off-leash dog area with multiple ponds where dogs can swim.

• Highlights: Multiple ponds, trails, plenty of shade.

• Rules: Entry fee applies; off-leash permit recommended.

• Why It’s Great: Wide-open spaces allow active dogs to run, swim, and burn off energy.

Confluence Park

For city-dwellers, Confluence Park in downtown Denver offers direct access to the South Platte River. While it doesn’t have a dedicated dog beach, many pet owners bring their dogs here to splash around in the shallows.

• Highlights: Free access, urban location, great for casual play.

• Rules: Dogs must be leashed outside the water. Be cautious of currents.

• Why It’s Great: Convenient and free option in the heart of the city.

Union Reservoir (Longmont)

Located just outside Denver, Union Reservoir features a dog beach where pups can run off-leash and swim freely.

• Highlights: Clear water, designated dog-friendly beach.

• Rules: Entry fee required; seasonal passes available.

• Why It’s Great: A quieter alternative to Denver’s busier state parks.

Coot Lake (Boulder)

Coot Lake is a small but popular spot for families and their dogs. The lake is shallow, making it especially good for smaller or less confident swimmers.

• Highlights: Easy water entry, beautiful scenery.

• Rules: Dogs must be leashed in parking lots and trails.

• Why It’s Great: Family-friendly environment with nearby walking paths.

Evergreen Lake & Boulder Reservoir

Both of these popular destinations allow dogs in certain areas, but seasonal restrictions apply. Evergreen Lake, for example, often closes swimming during peak summer months due to water quality or recreational boating. Boulder Reservoir enforces leash rules and limits swimming times.

• Highlights: Scenic mountain views and recreational options.

• Rules: Always check the latest seasonal guidelines before visiting.

• Why It’s Great: Ideal for combining dog swimming with a full family outing.

Bear Creek Lake Park (Unique Gem)

Often overlooked, Bear Creek Lake Park in Lakewood provides opportunities for water play. While dogs aren’t allowed in the designated swim beach for humans, there are areas along the shoreline where leashed dogs can enter the water.

• Highlights: Less crowded than bigger lakes, close to Denver suburbs.

• Rules: Dogs must stay leashed; no access to main swimming area.

• Why It’s Great: A quieter option for pet parents seeking a peaceful swim spot.

Indoor & Private Dog Swimming Pools in Denver

Not every dog owner wants to venture into natural bodies of water. Whether you’re concerned about algae, parasites, or unpredictable conditions, Denver offers several indoor facilities designed exclusively for dogs.

Canine Rehabilitation and Conditioning Group (CRCG)

One of Denver’s premier facilities, CRCG offers indoor pools with fresh water, ramps, and professional supervision. It’s especially popular for dogs recovering from surgery or those needing low-impact exercise.

• Highlights: Therapy and recreation, professional staff, rehab-focused.

• Why It’s Great: Ideal for senior dogs or pups needing physical therapy.

The K9 Body Shop

Known for its pool with resistance jets and underwater treadmill, the K9 Body Shop blends fitness with fun. It’s a great choice for active dogs who need structured workouts.

• Highlights: Advanced aquatic equipment, rehab and fitness focus.

• Why It’s Great: Perfect for building strength or burning energy indoors.

Canine Fitness and Fun Center (CFFC)

CFFC provides recreational swimming for dogs in a safe indoor pool environment. Unlike rehab-focused centers, this spot caters more to dogs who just want to play and splash.

• Highlights: Recreational focus, private swim sessions available.

• Why It’s Great: Affordable option for dog owners wanting fun without therapy.

Hobnob Pet

This boutique pet service includes supervised swim sessions in addition to grooming and daycare. While smaller than the dedicated swim centers, it provides a more personal touch.

• Highlights: Small-scale, boutique environment.

• Why It’s Great: Good for dogs who prefer less busy settings.

Comparing Denver’s Indoor Dog Pools

To help pet parents decide, here’s how these facilities stack up:

Facility	Focus	Unique Features	Best For
CRCG	Rehab & recreation	Indoor pool, ramps, staff therapists	Senior dogs, injury recovery
K9 Body Shop	Fitness & rehab	Jets, underwater treadmill	Active/working dogs
CFFC	Recreational	Open swims, fun sessions	Playful pups
Hobnob Pet	Boutique	Small, personal environment	Dogs that dislike crowds

By offering different experiences, Denver’s indoor facilities make it easy for every dog—from playful pups to recovering seniors—to enjoy safe swimming year-round.

Where Can Dogs Swim in Denver for Free?

Not every pet parent wants to pay park entry or facility fees. Luckily, Denver has a few free options for dog swimming:

Confluence Park

As mentioned earlier, this central Denver park provides free access to the South Platte River. Dogs can splash in the shallows, making it a go-to choice for quick urban swims.

South Platte River Areas

Beyond Confluence Park, there are various access points along the South Platte where leashed dogs can wade and play. Always check current advisories, as river conditions can change with weather.

Neighborhood Creeks and Streams

Some smaller creeks and neighborhood green spaces allow dogs to cool off. While not as expansive as reservoirs, these areas provide convenient and cost-free alternatives.

Tip: Free doesn’t always mean safe. Always keep your pup close, avoid fast currents, and rinse them off after river or creek play.

Rules and Regulations for Dog Swimming in Denver

Before heading out, it’s essential to understand the local rules. Denver and its surrounding cities are highly dog-friendly, but parks and reservoirs often have specific restrictions.

Off-Leash vs. On-Leash Guidelines

• In designated off-leash areas (like Cherry Creek or Chatfield State Park), dogs can swim and run freely as long as they’re under voice control.

• Outside these zones, dogs must remain leashed, even near the water.

State Park Permits and Fees

• Colorado State Parks (Cherry Creek, Chatfield, Bear Creek Lake) require a daily pass or annual permit for vehicles.

• Some parks also require a dog off-leash permit for access to special swim areas.

Seasonal Closures

• Evergreen Lake often prohibits swimming during boating season or when water quality dips.

• Boulder Reservoir has seasonal restrictions for both humans and pets. Always check the latest updates before visiting.

Denver Breed Restrictions

While swimming access isn’t directly impacted, pet parents should know that Denver has historically restricted certain breeds (like pit bull–type dogs). Though regulations have eased in recent years, it’s wise to verify current city guidelines before bringing your dog.

Takeaway: Following local rules not only keeps your dog safe but also ensures these beautiful areas remain open to canine visitors.

Dog Swimming Safety Tips

Swimming can be incredibly fun for dogs, but natural bodies of water also pose risks. Here are important safety tips every Denver pet parent should know:

Blue-Green Algae Alerts

Colorado lakes and reservoirs occasionally experience toxic algae blooms. Dogs can become seriously ill if they ingest contaminated water. Parks often post advisories, but always double-check before letting your dog swim.

Parasites in Rivers

The South Platte and Colorado Rivers sometimes harbor parasites like giardia. These can cause stomach upset or more serious illness. Prevent your dog from drinking directly from rivers and creeks.

Life Jackets for Dogs

Even strong swimmers can tire quickly, especially in rivers with currents. A dog life jacket provides extra safety, particularly for smaller breeds, senior dogs, or pups new to swimming.

Hydration & Post-Swim Rinse

• Bring fresh water so your dog doesn’t drink from lakes or rivers.

• Rinse off after swimming to remove chlorine, algae, or bacteria that may irritate the skin.

Pro Tip: Always supervise your dog in the water. Just like with children, accidents can happen quickly.

Tips for a Fun Day Out with Your Dog

A successful dog swim day requires a little preparation. Here’s how to make the outing enjoyable for both you and your pup:

Pack the Essentials

• Towels for drying off.

• Fresh drinking water and a bowl.

• Floating toys for fetch.

• A leash and harness for control.

Practice Dog Etiquette

• Keep an eye on your dog’s behavior around others.

• Share space respectfully at busy swim beaches.

• Pick up after your pup to keep parks clean.

Watch for Signs of Fatigue or Overheating

Dogs don’t always know when to stop. Look out for:

• Excessive panting.

• Sluggish swimming or difficulty staying afloat.

• Refusal to continue playing.

If you notice these signs, guide your dog to shore, offer fresh water, and rest in a shaded area.

FAQs About Dogs Swimming in Denver

Is Denver a dog-friendly city?

Yes. Denver consistently ranks among the most dog-friendly cities in the U.S., with hundreds of dog parks, trails, and pet-friendly businesses. Swimming spots are part of that culture.

Are dogs allowed to swim in Cherry Creek Reservoir?

Yes, but only in the designated off-leash dog area. Dogs are not allowed in human swim beaches.

Where can I take my dog swimming in Colorado?

In addition to Denver-area options, popular destinations include Horsetooth Reservoir (Fort Collins), Blue Mesa Reservoir (Gunnison), and Grand Lake.

Can my dog get sick from swimming in rivers?

Yes. Rivers may contain parasites, bacteria, or toxins. Always provide fresh water and avoid letting your dog drink from natural sources.

What parasite risks exist in Colorado rivers?

The most common concern is giardia, which causes gastrointestinal issues. Algal toxins are also a risk in stagnant or warm waters.

Final Thoughts: Finding the Best Spot for Your Dog to Swim in Denver

Denver truly shines as a city for dogs and their humans. With a mix of outdoor adventure spots like Cherry Creek and Chatfield, free urban access at Confluence Park, and safe indoor pools at places like CRCG and the K9 Body Shop, there’s something for every pup.

The key to choosing the right spot comes down to your dog’s needs:

• Social swimmers thrive in off-leash parks.

• Senior or recovering dogs benefit from rehab-focused pools.

• Budget-conscious owners may prefer free river access.

No matter where you go, remember that safety comes first. Check water advisories, pack the right gear, and always supervise your pup. With preparation, your dog can enjoy Denver’s incredible mix of nature and city life while staying healthy and happy.

Bottom line: Denver isn’t just dog-friendly—it’s a dog’s paradise for swimming, indoors and out.