100 gallon stock tank
Skip itBrand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Growth
Great+73.2%90-day search growth — must beat 0% to launch
Review moat
Good533.77avg incumbent reviews — the moat a new listing must climb
Avg price
Good$119.02avg listing price — sweet spot $15–$100
Returns
Good2.6%return rate — above 5% kills the launch gate
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Price range
Okay$16.16–$329.70cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$106K$106K/yr · 87K searches
Competition
Bad82%top-5 click share — a locked-up shelf
Conversion
Bad1.0%search→purchase rate — share of searches ending in a sale
Brand share
Bad99%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, 100 gallon stock tank is a $106K/yr Amazon United States market (87K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in May–Jun–Jul. Verdict: Skip it — 40/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
100 gallon stock tank market data
- Units sold / yr
- 750–1K
- avg 0–100/product
- Revenue / yr
- $89K–$119K
- units × avg price
- Conversion rate
- 1.0%
- Avg BSR
- #533
- Page quality
- 0%
- Prime
- 92%
- Sponsored
- 54%
- Out of stock
- 10.4%
- Avg brand age
- 40 months
- Avg seller age
- 173 days
Competition & brand share
The top 5 products capture 82% of clicks — a locked-up shelf that new listings rarely crack.Brands
6 falling
Sellers
29
Top-5 brand share
99%
Top 20: 100%
Top-5 click share
82%
Top 20: 100%
Open market
0%
- Rubbermaid Commercial Products60%
- Polar Protector29%
- MQLD5%
- Behlen Country3%
- Sxmprail2%
- COSFUN1%
Demand & seasonality
Weekly Amazon search volume, last 100 weeks — +73.2% search growth over the last 90 days.Peak months: May, Jun, Jul · busiest ÷ quietest = 2.6×
Top 100 gallon stock tank search terms
- 100 gallon stock tank19K/yr
- rubbermaid stock tank20K/yr
- rubbermaid 100 gallon stock tank8K/yr
- 150 gallon stock tank7K/yr
- rubbermaid water trough7K/yr
- 100 gallon water trough6K/yr
- 150 gallon rubbermaid stock tank4K/yr
- 100 gallon tub5K/yr
- rubbermaid 150 gallon stock tank4K/yr
- rubbermaid trough3K/yr
Top 100 gallon stock tank 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 13 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Rubbermaid Commercial Products Stock Tank 150-Gallons Structural Foam Heavy Duty Container for Livestock/Animal/Cattle Feed & Water Outdoor Homemade Pool/Hot Tub/Bathtub & Pet Cleaning/Dog Wash
Rubbermaid Commercial Products$197.004.6★1,544 rev
Rubbermaid Commercial Products Stock Tank 100-Gallons Structural Foam Heavy Duty Container for Livestock/Animal/Cattle Feed & Water Outdoor Homemade Pool/Hot Tub/Bathtub & Pet Cleaning/Dog Wash
Rubbermaid Commercial Products$171.134.6★1,544 rev
Polar Protector - 100 Gallon Oval Stock Tank Insulated 5mm Neoprene Slip Sleeve Ice Water Therapy Ice Bath Cold Water Cover 100 Gallon Oval Stock Tank Waterproof Tough Keeps Insulated
Polar Protector$70.283.7★34 rev
Rubbermaid Commercial Products Stock Tank 300-Gallons Structural Foam Heavy Duty Container for Livestock/Animal/Cattle Feed & Water Outdoor Homemade Pool/Hot Tub/Bathtub & Pet Cleaning/Dog Wash
Rubbermaid Commercial Products$329.704.6★1,544 rev
Rubbermaid Commercial Products Stock Tank 50-Gallons Structural Foam Heavy Duty Container for Livestock/Animal/Cattle Feed & Water Outdoor Homemade Pool/Hot Tub/Bathtub & Pet Cleaning/Dog Wash
Rubbermaid Commercial Products$101.424.6★1,544 rev
Newest
by launch date
Stock Tank Drain Plug Fit for rubbermaid Commercial 50 70 100 150 300 Gallon Stock Tanks( 2 in Holes) Stock Tank Plug Water Tank Plug for rubbermaid Stock Tank Five Year Free Replacement
Sxmprail$16.16229 rev
Polar Protector - 150 Gallon Oval Stock Tank Insulated 5mm Neoprene Slip Sleeve Ice Water Therapy Ice Bath Cold Water Cover 150 Gallon Oval Stock Tank Waterproof Tough Keeps Insulated
Polar Protector$79.0713 rev
MQLD Rubermaid 100 Gallon Waterproof Stock Tank Cover with Zipper Rectangular Cold Plunge Oval Ice Bath Tub Horse Livestock Water Trough Insulated Cover for Outdoor Polar Protector 100 Gal Hot Tub
MQLD$21.85175 rev
MQLD Rubermaid 150 Gallon Waterproof Stock Tank Cover with Zipper Rectangular Cold Plunge Oval Ice Bath Tub Horse Livestock Water Trough Insulated Cover for Outside Polar Protector 150 Gallon Tank
MQLD$23.83175 rev
Polar Protector -100 Gallon Oval Stock Tank HARD Insulated Hot Tub Cover Ice Water Therapy Ice Bath Cold Water 100 Gallon Waterproof Rip Proof Tough Keeps Clean Hook Attachment
Polar Protector$184.9039 rev
Trending
90-day click momentum
Behlen Country Rigid Poly Stock Tank - 27 Gallon
Behlen Country$109.255.0★
MQLD Rubermaid 150 Gallon Waterproof Stock Tank Cover with Zipper Rectangular Cold Plunge Oval Ice Bath Tub Horse Livestock Water Trough Insulated Cover for Outside Polar Protector 150 Gallon Tank
MQLD$23.834.6★
150 Gallon Oval Stock Tank Hard Insulated Hot Tub Cover Ice Water Therapy Ice Bath Cold Water150 Gallon Oval Stock Waterproof Rip Proof Tough Keeps Tanks Clean
Polar Protector$221.764.8★
MQLD Rubermaid 100 Gallon Waterproof Stock Tank Cover with Zipper Rectangular Cold Plunge Oval Ice Bath Tub Horse Livestock Water Trough Insulated Cover for Outdoor Polar Protector 100 Gal Hot Tub
MQLD$21.854.6★
Polar Protector - 100 Gallon Oval Stock Tank Insulated 5mm Neoprene Slip Sleeve Ice Water Therapy Ice Bath Cold Water Cover 100 Gallon Oval Stock Tank Waterproof Tough Keeps Insulated
Polar Protector$70.283.7★
What buyers say about 100 gallon stock tank
What buyers praise and complain about, mined from review topics.What buyers love
“Fits perfectly”
“versatile and durable”
“Easy installation”
“Covered it like it advertised”
“It is well-made, durable and offers excellent value for money”
“The waterproof material feels durable”
“Replacement plug”
“its been 3 days zero leaks”
“The affordable price attracted me to this product”
“Its beautiful and looks great”
What buyers complain about
“doesnt fit”
“Ineffective in every way- doesnt stay up, doesnt fit to the top, just overall cheap and useless”
“And the cold made this crack”
“It leaks”
Top return reasons
Common questions
- Is 100 gallon stock tank profitable to sell on Amazon United States?
- The niche generates $106K/yr across 13 tracked products. 90-day search growth is +73.2%. Flapen's verdict: Skip it (40/100).
- How competitive is the 100 gallon stock tank niche?
- 6 brands and 29 sellers compete. The top 5 products take 82% of clicks and top 5 brands hold 99% of demand.
- What do buyers complain about in 100 gallon stock tank?
- Top complaints mined from reviews: Size-Overall, Functionality-Overall, Durability. The return rate is 2.6%.
- When does demand for 100 gallon stock tank peak?
- Demand peaks in May–Jun–Jul; the busiest month runs 2.6× the quietest.
- What does it cost to enter the 100 gallon stock tank niche?
- Listings span $16.16–$329.70; the average listing price is $119.02 (sweet spot $15–$100). The average incumbent carries 534 reviews — the moat a new listing must climb.