pond filter
Launch itA $1.3M/yr market growing +115.2% this quarter with returns at 3.2% — clears our launch bar.
Growth
Incredible+115.2%90-day search growth — must beat 0% to launch
Market size
Great$1.3M$1.3M/yr · 796K searches
Competition
Great34%top-5 click share — an open shelf
Brand share
Great54%top-5 brand share — no brand owns this niche
Avg price
Great$89.18avg listing price — sweet spot $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Review moat
Good1,030.88avg incumbent reviews — the moat a new listing must climb
Returns
Okay3.2%return rate — above 5% kills the launch gate
Price range
Okay$9.18–$340.11cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, pond filter is a $1.3M/yr Amazon United States market (796K searches/yr). The top 5 brands hold 54% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Launch it — 70/100.
Data updated Jul 16, 2026 · scored weekly · How we score niches
pond filter market data
- Units sold / yr
- 15K–20K
- avg 250–500/product
- Revenue / yr
- $1.3M–$1.8M
- units × avg price
- Conversion rate
- 1.8%
- Avg BSR
- #100
- Page quality
- 0%
- Prime
- 98%
- Sponsored
- 88%
- Out of stock
- 9.2%
- Avg brand age
- 57 months
- Avg seller age
- 163 days
Competition & brand share
Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.Brands
30 falling
Sellers
68
Top-5 brand share
54%
Top 20: 92%
Top-5 click share
34%
Top 20: 73%
Open market
41%
- VIVOHOME30%
- POPOSOAP7%
- Tetra6%
- VCRAZE5%
- AquaMiracle5%
- TotalPond5%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +115.2% search growth over the last 90 days.Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 5.6×
Top pond filter search terms
- pond filter351K/yr
- pond filters for outdoor ponds104K/yr
- koi pond filter47K/yr
- small pond filter33K/yr
- pond filters32K/yr
- pond pump filter26K/yr
- fish pond filter25K/yr
- pond pump and filter kit21K/yr
- pond pump and filter16K/yr
- pond filter pump18K/yr
Top pond filter products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
VIVOHOME Pressurized Biological Pond Filter with 13-watt Light 1580 GPH Suitable for Koi Ponds up to 800 Gallons or Ornamental Ponds up to 1600 Gallons
VIVOHOME$128.304.2★1,076 rev
POPOSOAP Pond Filter with Pump Fountain Kits 660GPH Pond Filter with 40W Pond Pump & Fountain Kit Koi Pond Filters for Outdoor Ponds Clean Clear and Add Water Features(Corded Electric)
POPOSOAP$62.244.3★800 rev
VIVOHOME 530 GPH Submersible Pond Filter Pump Fountain Kits with Sterilizer Suitable for Ponds of 920 Gallons Water Pump Built In
VIVOHOME$65.404.4★1,179 rev
TetraPond Submersible Flat Box Filter For 250 To 500 Gallon Ponds
Tetra$17.924.3★4,280 rev
TotalPond Complete Pond Filter with UV Clarifier Black 15.16 x 9.06 x 13.11 in.
TotalPond$145.524.1★1,529 rev
Newest
by launch date
ZoneJoy Submersible Pump RGB Pond Filter System Kits 3-in-1 Pond Filter Fountain with Colorful Light 660GPH Ponds Filter Box Multi-layer Filtration Applicable to Garden Fish Pond Water Feature-bule
ZoneJoy$40.70137 rev
Three seconds Bio Pressure Pond Filter with 13W Cleaning Light 1840GPH/7000L Koi Pond Filter Pond Filters for Outdoor Ponds Ornamental Pond up to 2000 Gallons or Fish Pond up to 1000 Gallons
Three seconds$148.868 rev
VCRAZE 400GPH Pond Filter Pump with 4-Stage Filtration Fish Pond Filter for Outdoor Ponds 200-350 Gal Pond Pump Filter Box for Garden Waterfall Fountain Water Feature
VCRAZE$48.3949 rev
All-in-1 Pond Waterfall Kit | 550GPH Pond Filter Pump | 8-inch Stainless Steel Waterfall Spillway | Remote Control LED Lights | 4-Stage Filtration Outdoor Waterfall for Water Feature Garden Pool
VCRAZE$97.1441 rev
AquaMiracle 400GPH Pond Filter Pump with 4-Stage Filtration | Pond Pump Filter Box | Fish Pond Filter for Outdoor Ponds 200-350 Gal | for Garden Waterfall Fountain Water Feature
AquaMiracle$49.7029 rev
Trending
90-day click momentumThree seconds Bio Pressure Pond Filter with 13W Cleaning Light 1840GPH/7000L Koi Pond Filter Pond Filters for Outdoor Ponds Ornamental Pond up to 2000 Gallons or Fish Pond up to 1000 Gallons
Three seconds$148.865.0★
ZoneJoy Submersible Pump RGB Pond Filter System Kits 3-in-1 Pond Filter Fountain with Colorful Light 660GPH Ponds Filter Box Multi-layer Filtration Applicable to Garden Fish Pond Water Feature-bule
ZoneJoy$40.703.9★
All-in-1 Pond Waterfall Kit | 550GPH Pond Filter Pump | 8-inch Stainless Steel Waterfall Spillway | Remote Control LED Lights | 4-Stage Filtration Outdoor Waterfall for Water Feature Garden Pool
VCRAZE$97.144.4★
VCRAZE 400GPH Pond Filter Pump with 4-Stage Filtration Fish Pond Filter for Outdoor Ponds 200-350 Gal Pond Pump Filter Box for Garden Waterfall Fountain Water Feature
VCRAZE$48.394.8★
VIVOHOME 2640GPH Auto-Cleaning Pressurized Bio Pond Filter with 18W Light Timer Multi-Size Adapters for Koi Ponds up to 1585 Gallons or Ornamental Ponds up to 3170 Gallons
VIVOHOME$264.734.3★
What buyers say about pond filter
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent filter”
“Easy set up”
“Worth every penny”
“works well for maintaining cleaner”
“Good quality arrived quickly”
“Easy to replace”
“Amazing flow”
“As advertised”
“The build quality is solid”
“It has great water flow”
What buyers complain about
“Didnt last”
“Stopped working”
“the quality is rather cheap”
“Does not filter well”
“I couldn't get them to fit properly”
“Arrived leaking all over”
“Inaccurate description”
“Its a mess”
“I think this is garbage for $400”
“When they start to clog”
Top return reasons
Common questions
- Is pond filter profitable to sell on Amazon United States?
- The niche generates $1.3M/yr across 49 tracked products. 14 of 15 products launched in the last 360 days are still selling. 90-day search growth is +115.2%. Flapen's verdict: Launch it (70/100).
- How competitive is the pond filter niche?
- 30 brands and 68 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 54% of demand.
- What do buyers complain about in pond filter?
- Top complaints mined from reviews: Durability, Functionality-Overall, Quality-Overall. The return rate is 3.2%.
- When does demand for pond filter peak?
- Demand peaks in Apr–May–Jun–Jul; the busiest month runs 5.6× the quietest.
- What does it cost to enter the pond filter niche?
- Listings span $9.18–$340.11; the average listing price is $89.18 (sweet spot $15–$100). The average incumbent carries 1,031 reviews — the moat a new listing must climb.