---
title: "Corner Sink — $150K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/tools-home-improvement/corner-sink"
last_updated: "2026-08-08T23:25:21.728Z"
locale: en
meta:
description: "Niche score 47/100 · $150K/yr market · 93K searches/yr · $178.39 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $150K/yr market · 93K searches/yr · $178.39 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Corner Sink — $150K/yr Amazon US Niche (2026) - Flapen"
---
# **corner sink**
**Skip it**
Prices mostly outside the sweet spot ($5.76–$872.92) — this niche doesn't clear our bar today.
Market size 32Growth 20Conversion 11Competition 84Returns 26Price range 10Avg price 49Brand share 88Review moat 94Quality gap 68
**Review moat**
**Great****118.38**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Great****47%**
top-5 brand share — no brand owns this niche
**Competition**
**Great****31%**
top-5 click share — an open shelf
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$178.39**
avg listing price — sweet spot $15–$100
**Market size**
**Okay****$150K**
$150K/yr · 93K searches
**Returns**
**Okay****4.9%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-9.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.9%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Bad****$5.76–$872.92**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**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, corner sink is a $150K/yr Amazon United States market (93K searches/yr). The top 5 brands hold 47% of demand. Verdict: Skip it — 47/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **corner sink market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$89K–$134K**
- units × avg price
- **Conversion rate**
- **0.9%**
- **Avg BSR**
- **#373**
- **Page quality**
- **0%**
- **Prime**
- **56%**
- **Sponsored**
- **87%**
- **Out of stock**
- **12.5%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **218 days**
## **Competition & brand share**
Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.
**Brands**
**36 **▲rising
**Sellers**
**48**
**Top-5 brand share**
**47%**
Top 20: 87%
**Top-5 click share**
**31%**
Top 20: 69%
**Open market**
**48%**
- eclife22% - XIFIRY9% - Renovators Supply Manufacturing7% - VASOYO5% - QISHKA5% - HOMLYLINK4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.2% search growth over the last 90 days.
4K3KBlack Friday '24Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/tools-home-improvement/corner-sink/trend)
## **Top corner sink search terms**
- **corner sink**48K/yr-8.2%0.8% conv. - **corner bathroom sink**22K/yr-8.0%0.4% conv. - **small corner sink**7K/yr-1.9%0.6% conv. - **corner sink bathroom**6K/yr-28.7%1.0% conv. - **corner pedestal sink**5K/yr-1.3%1.1% conv. - **bathroom corner sink**4K/yr-14.9%0.8% conv. [**All search terms **](https://flapen.com/research/us/tools-home-improvement/corner-sink/search-terms)
## **Top corner sink 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%3%$5K6%$9K9%$14K12%$18K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Small Bathroom Sink Wall Mounted Basin Triangle Corner Mini Sink with Chrome Faucet & Waste Drain Kit-12.8 x 12.8 x 5.1inch/325 x 325 x 130mm**XIFIRY**$98.84**4.3★71 rev](https://www.amazon.com/dp/B0CT3FVKXX) [2**eclife 22 Corner Bathroom Vanity Sink Combo for Small Space Wall Mounted Floating Cabinet with White Resin Sink and Matte Black Faucet Black**eclife**$118.30**4.3★114 rev](https://www.amazon.com/dp/B0CQZR895J) [3**eclife 26 Corner Bathroom Vanity Sink Combo for Small Space Freestanding Storage Cabinet with White Resin Sink and Matte Black Faucet Natural**eclife**$183.13**4.4★92 rev](https://www.amazon.com/dp/B0DT16D2CK) [4**VASOYO Small Corner Bathroom Sink - White Triangle Porcelain Ceramic Wall Mount Vessel Sink Above Counter Design with Single Faucet Hole & Overflow**VASOYO**$57.16**4.5★828 rev](https://www.amazon.com/dp/B085D9JG7P) [5**eclife 26 Corner Bathroom Vanity Sink Combo for Small Space Freestanding Storage Cabinet with White Resin Sink and Matte Black Faucet Black**eclife**$182.50**4.4★92 rev](https://www.amazon.com/dp/B0DGFY26VZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Halitaa Corner Bathroom Vanity Sink ComboBathroom Cabinet for Small Space Freestanding Modern Storage Cabinet with White Ceramic Sink Space Saving Triangular Bathroom Furniture Oak**Halitaa**$188.94**2 rev2mo ago](https://www.amazon.com/dp/B0GZW841YX) [**Vabches Corner Bathroom Vanity Sink Combo Bathroom Cabinet for Small Space Freestanding Modern Storage Cabinet with White Ceramic Sink Space Saving Triangular Bathroom Furniture Oak**Vabches**$193.51**2 rev2mo ago](https://www.amazon.com/dp/B0GZPGQDT2) [**Corner Bathroom Vanity with Sink Freestanding Bathroom Storage Cabinet**Mepplzian**$232.42**22 rev4mo ago](https://www.amazon.com/dp/B0GQLWJS56) [**Wall Mount Corner Bathroom Sink QISHKA 13 X 13 Triangle Floating Ceramic Wash Hand Basin Small White Wall Mount Vanity Sink with Single Faucet Hole and Overflow**QISHKA**$63.39**176 rev6mo ago](https://www.amazon.com/dp/B0GFHWG8D9) [**Corner Wall Mount Sink Small Space-Saving Bathroom Sinks - Beslend 21x8 Inch White Ceramic Vessel Sink Triangle Corner Sinks Art Basin with Overflow and Single Hole**Beslend**$105.45**333 rev8mo ago](https://www.amazon.com/dp/B0G2RH8XYJ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vabches Corner Bathroom Vanity Sink Combo Bathroom Cabinet for Small Space Freestanding Modern Storage Cabinet with White Ceramic Sink Space Saving Triangular Bathroom Furniture Oak**Vabches**$193.51**5.0★**▲ 310%**](https://www.amazon.com/dp/B0GZPGQDT2) [**Halitaa Corner Bathroom Vanity Sink ComboBathroom Cabinet for Small Space Freestanding Modern Storage Cabinet with White Ceramic Sink Space Saving Triangular Bathroom Furniture Oak**Halitaa**$188.94**5.0★**▲ 309%**](https://www.amazon.com/dp/B0GZW841YX) [**Corner Bathroom Vanity with Sink Freestanding Bathroom Storage Cabinet**Mepplzian**$232.42**4.6★**▲ 297%**](https://www.amazon.com/dp/B0GQLWJS56) [**Wall Mount Corner Bathroom Sink QISHKA 13 X 13 Triangle Floating Ceramic Wash Hand Basin Small White Wall Mount Vanity Sink with Single Faucet Hole and Overflow**QISHKA**$63.39**4.6★**▲ 225%**](https://www.amazon.com/dp/B0GFHWG8D9) [**Corner Kitchen Sink 25 Inch Black Butterfly Sink 304 Stainless Steel Corner Sink Drop In Undermount Workstation Sink with Drain Rack Tray & Sound Dampening**YeeJinHong**$327.37**4.6★**▲ 82%**](https://www.amazon.com/dp/B0FPX9FX7D)
**~~View all trending →~~**
## **What buyers say about corner sink**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**14%
*“Fits perfect”*
**Quality-Overall**14%
*“I was impressed by the quality of the drain system”*
**Assembly/Installation**9%
*“ready to put together”*
**Ease Of Use**9%
*“Easy to use”*
**Storage Capacity**6%
*“smart storage”*
**Advertised Vs Actual Product**5%
*“Works better than I expected”*
**Ease Of Cleaning**5%
*“super easy to clean”*
**Design-Overall**5%
*“Turned out nice”*
**Efficiency**4%
*“Works great”*
**Strength**4%
*“Its very sturdy”*
### **What buyers complain about **
**Size-Overall**24%
*“This is small”*
**Leak-Proof**10%
*“It drips into the sink”*
**Grip**5%
*“Needs better grip”*
**Instructions/User Manual/Troubleshooting**5%
*“Directions were a little vague”*
**Quality-Overall**5%
*“Not good quality”*
**Material Quality**4%
*“The sink base is poorly constructed of inferior materials”*
**Functionality-Overall**4%
*“Didn't stay up”*
**Assembly/Installation**3%
*“It took my husband a few hours to put it together”*
**Thickness**3%
*“The first wash cloth I used was too thick”*
**Mounting**3%
*“Awful mounting design”*
### **Top return reasons **
**Size-Overall**73%
**Functionality-Overall**5%
**Advertised Vs Actual Product**4%
**Defective Material/Parts**2%
**Compatibility-Overall**2%
**Quality-Overall**2%
**Weight Heavy**1%
**Color**1%
**Material Quality**1%
**Mechanism Issues**1%
## **Common questions**
- **Is corner sink profitable to sell on Amazon United States?**
- The niche generates $150K/yr across 55 tracked products. 4 of 18 products launched in the last 360 days are still selling. 90-day search growth is -9.2%. Flapen's verdict: Skip it (47/100).
- **How competitive is the corner sink niche?**
- 36 brands and 48 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 47% of demand.
- **What do buyers complain about in corner sink?**
- Top complaints mined from reviews: Size-Overall, Leak-Proof, Grip. The return rate is 4.9%.
- **When does demand for corner sink peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the corner sink niche?**
- Listings span $5.76–$872.92; the average listing price is $178.39 (sweet spot $15–$100). The average incumbent carries 118 reviews — the moat a new listing must climb.
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