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38

36 inch kitchen sink

Skip it

Prices mostly outside the sweet spot ($89.36–$809.64) — this niche doesn't clear our bar today.

Market size 27Growth 24Conversion 12Competition 81Returns 10Price range 1Avg price 31Brand share 79Review moat 76Quality gap 24

Competition

Great34%

top-5 click share — an open shelf

Brand share

Great56%

top-5 brand share — no brand owns this niche

Review moat

Great487.95

avg incumbent reviews — the moat a new listing must climb

Avg price

Okay$298.10

avg listing price — sweet spot $15–$100

Market size

Okay$112K

$112K/yr · 40K searches

Growth

Bad-2.7%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.9%

search→purchase rate — share of searches ending in a sale

Returns

Bad9.2%

return rate — above 5% kills the launch gate

Price range

Bad$89.36–$809.64

cheapest to priciest tracked listing — scored on the share inside $15–$100

According to Flapen's Amazon United States niche tracking, 36 inch kitchen sink is a $112K/yr Amazon United States market (40K searches/yr). The top 5 brands hold 56% of demand. Verdict: Skip it — 38/100.

Data updated Jul 28, 2026 · scored weekly · How we score niches

36 inch kitchen sink market data

Units sold / yr
250–500
avg 0–100/product
Revenue / yr
$75K–$149K
units × avg price
Conversion rate
0.9%
Avg BSR
#334
Page quality
0%
Prime
95%
Sponsored
98%
Out of stock
16.6%
Avg brand age
32 months
Avg seller age
179 days

Competition & brand share

Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.

Brands

28 rising

Sellers

40

Top-5 brand share

56%

Top 20: 94%

Top-5 click share

34%

Top 20: 66%

Open market

38%

  • Kraus13%
  • SANYCASA11%
  • Lordear11%
  • Sarlai11%
  • Talllor10%
  • Dcolora6%

Demand

Weekly Amazon search volume, last 16 weeks — -2.7% search growth over the last 90 days.
900700Spike '26Apr '26Apr '26May '26May '26Jun '26Jun '26Jul '26Jul '26

Top 36 inch kitchen sink search terms

  • 36 inch kitchen sink9K/yr
  • 36 kitchen sink8K/yr
  • kitchen sink 36 inch6K/yr
  • 36 inch sink5K/yr
  • 36 sink4K/yr
  • 36 undermount kitchen sink4K/yr
  • 36 inch undermount kitchen sink4K/yr
All search terms

Top 36 inch kitchen 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%$3K6%$7K9%$10K12%$13K1101001K10K Reviews — right = deep review moat Market 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.

What buyers say about 36 inch kitchen sink

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall36%

“Excellent quality”

Value For Money7%

“The sink was an excellent value for all of its features we used it in a renovation we did on a house that we were selling”

Size-Overall6%

“good size”

Add-Ons/Attachments5%

“Nice quality and many accessories included”

Weight Heavy5%

“Heavy duty”

Ease Of Cleaning4%

“easy to clean”

Assembly/Installation4%

“looks great just can't wait till it gets installed”

Durability4%

“They always feel durable and made well”

Spray/Flow4%

“BEST SINK”

Water Resistance4%

“Great Sink”

What buyers complain about

Rusts/Corrodes33%

“Rusting already”

Ease Of Cleaning18%

“Takes forever to rinse particles to the drain”

Quality-Overall8%

“Poor quality”

Drainage7%

“The only downside is the slope to the drain is very shallow”

Measurement/Reading Accuracy4%

“it functions as something way inferior to 16 gauge”

Ease Of Use4%

“Difficult to maintain clean”

Size-Overall4%

“I wanted this size but there is not enough fall to the drain”

Assembly/Installation3%

“We didnt install it ourselves so I cant speak to install ease”

Top return reasons

Size-Overall69%
Value For Money5%
Defective Material/Parts5%
Advertised Vs Actual Product5%
Drainage3%
Assembly/Installation2%
Color2%
Maintenance And Repair2%
Product Condition1%
Quality-Overall1%

Common questions

Is 36 inch kitchen sink profitable to sell on Amazon United States?
The niche generates $112K/yr across 61 tracked products. 1 of 11 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Skip it (38/100).
How competitive is the 36 inch kitchen sink niche?
28 brands and 40 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 56% of demand.
What do buyers complain about in 36 inch kitchen sink?
Top complaints mined from reviews: Rusts/Corrodes, Ease Of Cleaning, Quality-Overall. The return rate is 9.2% — above our launch gate.
What does it cost to enter the 36 inch kitchen sink niche?
Listings span $89.36–$809.64; the average listing price is $298.10 (sweet spot $15–$100). The average incumbent carries 488 reviews — the moat a new listing must climb.