12 Best Compostable Pet Waste Bags of 2025: Eco-Friendly Picks for Dogs

As a dog owner, you know that cleaning up after your pet is part of the job. 

But what if that simple act could also be an act of kindness toward the planet? 

Every year, billions of plastic pet waste bags end up in landfills, where they take hundreds of years to break down. 

But you don't have to contribute to that problem.

The market for eco-friendly pet waste bags is growing every day, with new innovations that make cleanup easier, more durable, and better for the planet. 

In fact, the global dog poop bag market is a $500 million market in 2025 and is projected to exhibit a CAGR of 7% between 2025 and 2033, showing that more and more people are making the switch.

This guide will show you the 12 best compostable pet waste bags of 2025 to help you find the perfect match for you and your dog.

Why Choose Compostable Bags?

Using compostable bags is one of the easiest ways to reduce your environmental impact. 

These bags are made from plant-based materials like cornstarch and vegetable oils, so they break down into natural, non-toxic compounds in a matter of months. 

This is a huge difference from plastic bags, which can sit in a landfill for centuries.

6 Best All-Around Compostable Pet Waste Bags

These bags are a great choice for everyday use and are perfect for a variety of pet owners.

1. The Daily Green Bag

  • Best for: Everyday use
  • Features: A strong, reliable bag made from cornstarch. It's unscented, durable, and a great all-around choice.
  • Pros: Very affordable and easy to find.
  • Cons: Not as thick as premium bags.
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2. The Eco-Conscious Roll

  • Best for: A grab-and-go option
  • Features: A convenient roll of bags that is easy to tear off and take with you. The bags are a good size and are very strong.
  • Pros: Small and light, perfect for a walk.
  • Cons: Not for people who want to buy in bulk.
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3. The Compostable Caddy Pack

  • Best for: At-home disposal
  • Features: A box of bags that is designed to be used with a compostable waste caddy. The bags are a great size and are very strong.
  • Pros: Perfect for at-home composting.
  • Cons: May not be for people who want to carry a roll.
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4. The Happy Pooch Bag

  • Best for: Light-duty cleanup
  • Features: A simple, reliable bag that is a great choice for light-duty cleanup. It is a good size and is very easy to use.
  • Pros: Very affordable and easy to find.
  • Cons: Not as durable as other bags.
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5. The Urban Companion Bag

  • Best for: City living
  • Features: A small, compact roll of bags that is perfect for a city walk. The bags are a great size and are very easy to use.
  • Pros: Small and light, perfect for a city walk.
  • Cons: Not for people who want to buy in bulk.
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6. The Go-Green Bag

  • Best for: General use
  • Features: A strong, reliable bag that is a great all-around choice. It is made from a blend of natural materials and is very durable.
  • Pros: Very affordable and easy to find.
  • Cons: Not as thick as premium bags.
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3 Best Bulk Compostable Pet Waste Bags

Buying in bulk can save you a lot of money and ensure you always have a fresh supply on hand.

1. The Bulk Buy Classic

  • Best for: Saving money
  • Features: A huge box of bags that is a great choice for people who want to buy in bulk. The bags are a great size and are very strong.
  • Pros: Very affordable, with a price of around $0.02 per bag.
  • Cons: The box is very large and may not be for people who want a small, compact option.
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2. The Greener Choice Economy Pack

  • Best for: Value
  • Features: A huge box of bags that is a great choice for people who want to buy in bulk. The bags are a great size and are very strong.
  • Pros: Very affordable, with a price of around $0.03 per bag.
  • Cons: The box is very large and may not be for people who want a small, compact option.
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3. The Big Box Value Pack

  • Best for: Family homes
  • Features: A huge box of bags that is a great choice for people with multiple dogs. The bags are a great size and are very strong.
  • Pros: A great value for large families.
  • Cons: The box is very large and may not be for people who want a small, compact option.
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3 Best Premium Compostable Pet Waste Bags

If you want the best of the best, these premium bags offer extra features like a thicker material, a stronger seal, and advanced certifications.

1. The Ultra-Durable Bag

  • Best for: Durability and strength
  • Features: An extra-thick bag (up to 21 microns) that is designed to be very durable and won't tear. It is a great choice for people who want a strong bag.
  • Pros: The extra thickness provides a lot of peace of mind.
  • Cons: The price may be a little higher than other bags.
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2. The Home Compost Certified Bag

  • Best for: At-home composting
  • Features: A bag that is certified to break down in a home composting environment. It is a great choice for people who want to reduce their environmental impact.
  • Pros: The certification provides a lot of confidence in your purchase.
  • Cons: The price may be a little higher than other bags.
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3. The Leak-Proof Pro Bag

  • Best for: Security and peace of mind
  • Features: A bag that is guaranteed to be leak-proof. It is a great choice for people who want a strong, reliable bag.
  • Pros: The leak-proof guarantee provides a lot of peace of mind.
  • Cons: The price may be a little higher than other bags.
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How to Choose the Right Bag for You

  • Consider Your Needs: Do you need a bag for a quick city walk or a long hike? Do you have a small dog or a large one?
  • Look for Certifications: Always check for a certification like BPI, TUV, or ASTM.
  • Read Reviews: Read what other people are saying about the bag's durability, size, and scent.
  • Consider Bulk: If you use a lot of bags, buying in bulk can save you a lot of money.

Green Thought

Finding the right compostable pet waste bags is easier than ever, and with so many great options to choose from, you can find a bag that is perfect for you and your dog. 

By choosing a compostable bag, you are making a choice that is not only good for your dog, but also for the planet.

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