About Koi Market Aquatic Gardens

Vector art of Koi

about us

Koi Market has the best Koi for Sale Online

The Koirepresents strength, perseverance, serenity, and a long and healthy life in Japanese culture. At Koi Market Aquatic Gardens, we take these ancient qualities of the Koi very seriously and choose and import them with these attributes in mind, offering our clients the highest quality, best Koi for sale on the east coast.

From the skill and care we take in hand-choosing and keeping our vast inventory of beautiful and unique koi, to our skilled craftsmanship in customized pond construction and repair, you are sure to find the varieties and services at Koi Market Aquatic Gardens that fit your needs. We don’t stop there. We support your investment with expert maintenance services and a complete array of supplies, so your Koi are not only guaranteed to survive but thrive in their new and beautiful environment.

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Personal shopper

Schedule a Video Call with one of our Koi experts and pick out the exact fish you want, order supplies, and get your questions answered in real time.

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  • The Largest Japanese Koi Importer on the East Coast
  • Massive Retail facility, Over 20,000 gallons of Retail Tanks with Thousands of Koi Available.
  • Tosai 1yr, Nisai 2yr, and Sansai 3yr old Koi From the best breeders in Japan Sizes 3” to 30” in all budget ranges.
  • The largest variety of Koi available anywhere.
  • Exclusive East Coast Agent for Ornafish Japan
  • Bio-Secure Facility with strict Quarantine Procedures & KHV testing ELISA and PCR for every Shipment!
  • Japanese Butterfly Koi (Call for Availability)
  • Fancy Goldfish (Call for Availability)


  • Long Islands Premiere Award Winning Pond Builder
  • Let Koi Market Make Your Pond Dream a Reality!
  • Dedicated Koi Ponds, Water Gardens & Pond Free Waterfalls.
  • The Largest Pond Maintenance company on Long Island catering to Nassau and Suffolk.
  • Pond Filtration Experts, we upgrade more filtration systems than anyone!
  • Spring Openings & Winterization Services.
  • Routine Pond Maintenance Weekly, Biweekly and Monthly Plans Available.
  • Pond Rebuilds and Rehabs.
  • Pond Lighting


  • Pond Filters
  • Pond Pumps
  • Aquatic Plants
  • Aeration Systems
  • Skimmers
  • Pond Liner
  • UV Lights
  • Water Treatments
  • Fish Medications
  • Koi Food
  • Predator Control
  • Pond Lighting
  • Plumbing Supplies

free shipping when you spend $650 or more*

Offer Valid on Southwest Cargo Shipping Only. Explore all of our Koi For sale
and View Payment Plans and layaway options

Orange fish in water

Koi and goldfish

We pride ourselves on being the Largest Japanese Koi Importer on the East Coast. We have a massive retail facility with over 20,000 gallons of retail tanks with thousands of Koi available, including Tosai 1yr, Nisai 2yr, and Sansai 3yr old Koi From the best breeders in Japan. Choose from sizes that range from 3” to 30” in all budget ranges. If you’re looking for the largest variety of Koi available anywhere and an exclusive agent for Ornafish Japan, you’ve come to the right place! We are a bio-secure facility with strict quarantine procedures and KHV testing ELISA and PCR for every shipment. Call us for Japanese Butterfly Koi and Fancy Goldfish.

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Landscape image of rock, pond, and trees

Pond design & maintenance

Koi Market is a Long Islands Premiere Award Winning Pond Builder that can make your pond dream a reality! When you want Koi Ponds, Water Gardens, and Pond Free Waterfalls, then choose the largest pond maintenance company on Long Island. We cater to Nassau and Suffolk and are known to all as go-to pond filtration experts — we upgrade more filtration systems than anyone. We also have spring openings and winterization services, and even have plans for routine pond maintenance weekly, biweekly, and monthly plans available. We also specialize in pond rebuilds and rehabs, and pond lighting too!

Let Koi Market’s Experienced Staff Build & Maintain the Pond of Your Dream!

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Pink lotus flower in a Koi pond

Pond supplies

Koi Market is your One-Stop shop for all your ponding needs. We can help you with a variety of goods and services, including Pond Filters, Pond Pumps, Aquatic Plants, Aeration Systems, Skimmers, Pond Liner, UV Lights, Water Treatments, Fish Medications, Koi Food, Predator Control, Pond Lighting and Plumbing Supplies.

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