Koi Pond Builders & Water Feature Installers Serving NY, NJ & PA
Family-owned and operated since 1991. Custom koi ponds, pondless waterfalls, fountainscapes, and Recreational Ponds built across Orange County NY, Rockland, Westchester, North Jersey, and Pike County PA.
or call us: 845-651-4100
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Years of Experience
Family-owned since 1991
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Google Rating
From 156+ reviews
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Water Features Installed
Since 1991
Certified Aquascape Contractor
Industry-leading certification
Custom Water Features for Every Backyard
Four feature types, transparent pricing, no surprises.
Pond Maintenance & Seasonal Services
Keep your water feature healthy and beautiful year-round.
Where We Build Koi Ponds & Water Features
Proudly serving the tri-state region from our Warwick, NY headquarters.
Rockland & Westchester, NY
- Suffern
- New City
- White Plains
- Bedford
- Yorktown
Not sure if we serve your area? Call 845-651-4100. We travel throughout the tri-state region for custom installations.
Why Homeowners Choose Garden State Koi
Family-Owned Since 1991
Three generations of pond builders. Our team has hand-built thousands of water features across the region.
Certified Aquascape Master Contractor
One of the highest-tier certifications in the industry. We follow the Aquascape ecosystem method that keeps water clear and fish healthy with minimal intervention.
No Pressure, No Obligation
Take our free quiz to see what fits your space and budget, or stop by our retail center in Warwick. We never push, and we never sell what you don't need.
Getting Started Is Easier Than You Think
We know reaching out can feel like a big step. It's not. Here's how simple the process actually is:
Take the Quiz
2 minutes. Answer a few easy questions. Get your perfect recommendation + transparent pricing.
Chat with Our Team
15-20 minutes. No pressure, no jargon — just a friendly conversation about what's possible.
We Visit Your Yard
About 1 hour. We bring ideas, you share your vision. Custom design + quote on the spot. $250 consultation fee, credited toward your project.
Enjoy It!
We handle everything — installation typically takes 3-7 days. You just relax and enjoy your new backyard oasis.
"I was nervous to call, but the team made it so easy. No pushy sales, just helpful advice. We love our pond!"
— Sarah M., Warwick NY
Visit Our Pond Supply & Retail Center
Our Warwick retail center carries everything you need to build, maintain, and enjoy your water feature. Pumps, filters, koi food, water treatments, lighting, plants, fish, and more.
- • 12,000+ square feet of pond supplies
- • Display gardens you can walk through
- • Expert staff (no commission, just answers)
- • Open 7 days a week in season
Need a repair? See our pond repair services.
Ready to Transform Your Backyard?
Take our free 2-minute water feature quiz to see what fits your space, your style, and your budget. No pressure, no obligation.
Helpful Reading
Popular Guides
Real-world answers from our 33+ years installing water features across NY, NJ & PA.
