---
title: "100 Gallon Stock Tank — $106K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/100-gallon-stock-tank"
last_updated: "2026-08-08T23:22:03.251Z"
locale: en
meta:
description: "Niche score 40/100 · $106K/yr market · 87K searches/yr · $119.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $106K/yr market · 87K searches/yr · $119.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "100 Gallon Stock Tank — $106K/yr Amazon US Niche (2026) - Flapen"
---
# **100 gallon stock tank**
**Skip it**
Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Market size 26Growth 80Conversion 13Competition 15Returns 61Price range 27Avg price 69Brand share 3Review moat 74Quality gap 53
**Growth**
**Great****+73.2%**
90-day search growth — must beat 0% to launch
**Review moat**
**Good****533.77**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$119.02**
avg listing price — sweet spot $15–$100
**Returns**
**Good****2.6%**
return rate — above 5% kills the launch gate
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Okay****$16.16–$329.70**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$106K**
$106K/yr · 87K searches
**Competition**
**Bad****82%**
top-5 click share — a locked-up shelf
**Conversion**
**Bad****1.0%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****99%**
top-5 brand share — brand-locked demand
**Signals**[** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
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 ~~](https://flapen.com/research/methodology)
## **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.
3K2KHoliday '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 2.6×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/100-gallon-stock-tank/trend)
## **Top 100 gallon stock tank search terms**
- **100 gallon stock tank**19K/yr+64.7%0.4% conv. - **rubbermaid stock tank**20K/yr+87.2%0.4% conv. - **rubbermaid 100 gallon stock tank**8K/yr+88.8%0.7% conv. - **150 gallon stock tank**7K/yr+114.3%0.8% conv. - **rubbermaid water trough**7K/yr+64.3%0.5% conv. - **100 gallon water trough**6K/yr+34.2%0.4% conv. - **150 gallon rubbermaid stock tank**4K/yr+144.0%0.8% conv. - **100 gallon tub**5K/yr+27.5%0.1% conv. - **rubbermaid 150 gallon stock tank**4K/yr+98.1%2.1% conv. - **rubbermaid trough**3K/yr+42.9%0.2% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/100-gallon-stock-tank/search-terms)
## **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.
0%10%$11K20%$21K30%$32K40%$42K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**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**$197.00**4.6★1,544 rev](https://www.amazon.com/dp/B004H35IV2) [2**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**$171.13**4.6★1,544 rev](https://www.amazon.com/dp/B007IAFCC6) [3**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**$70.28**3.7★34 rev](https://www.amazon.com/dp/B0CKD3433D) [4**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**$329.70**4.6★1,544 rev](https://www.amazon.com/dp/B000NPCMZ8) [5**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**$101.42**4.6★1,544 rev](https://www.amazon.com/dp/B000NPBLAU)
**~~View all top sellers →~~**
### **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**$16.16**229 rev1y ago](https://www.amazon.com/dp/B0D9Z8G1MK) [**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**$79.07**13 rev2y ago](https://www.amazon.com/dp/B0D4WNXNWK) [**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**$21.85**175 rev2y ago](https://www.amazon.com/dp/B0D3Y3JDJ3) [**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**$23.83**175 rev2y ago](https://www.amazon.com/dp/B0D3Y26TQ8) [**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**$184.90**39 rev2y ago](https://www.amazon.com/dp/B0CY796YGX)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Behlen Country Rigid Poly Stock Tank - 27 Gallon**Behlen Country**$109.25**5.0★**▲ 158%**](https://www.amazon.com/dp/B0DB67LVXB) [**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**$23.83**4.6★**▲ 91%**](https://www.amazon.com/dp/B0D3Y26TQ8) [**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**$221.76**4.8★**▲ 79%**](https://www.amazon.com/dp/B0DGZ57332) [**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**$21.85**4.6★**▲ 47%**](https://www.amazon.com/dp/B0D3Y3JDJ3) [**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**$70.28**3.7★**▲ 38%**](https://www.amazon.com/dp/B0CKD3433D)
**~~View all trending →~~**
## **What buyers say about 100 gallon stock tank**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**26%
*“Fits perfectly”*
**Durability**11%
*“versatile and durable”*
**Assembly/Installation**10%
*“Easy installation”*
**Advertised Vs Actual Product**10%
*“Covered it like it advertised”*
**Quality-Overall**7%
*“It is well-made, durable and offers excellent value for money”*
**Water Resistance**6%
*“The waterproof material feels durable”*
**Socket/Port/Plug**5%
*“Replacement plug”*
**Leak-Proof**4%
*“its been 3 days zero leaks”*
**Value For Money**3%
*“The affordable price attracted me to this product”*
**Design-Overall**3%
*“Its beautiful and looks great”*
### **What buyers complain about **
**Size-Overall**33%
*“doesnt fit”*
**Functionality-Overall**17%
*“Ineffective in every way- doesnt stay up, doesnt fit to the top, just overall cheap and useless”*
**Durability**17%
*“And the cold made this crack”*
**Leak-Proof**14%
*“It leaks”*
### **Top return reasons **
**Size-Overall**61%
**Advertised Vs Actual Product**11%
**Drainage**8%
**Functionality-Overall**5%
**Leak-Proof**3%
**Defective Material/Parts**2%
**Durability**2%
**Assembly/Installation**1%
**Value For Money**1%
**Compatibility-Overall**1%
## **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.
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