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52

black out curtains 48 inch long

Worth a look

Shows a sweet-spot price point ($23.44 avg), but a deep review moat (13,405 avg reviews) keeps it on the watch list.

Market size 30Growth 56Conversion 26Competition 86Returns 25Price range 84Avg price 95Brand share 79Review moat 20Quality gap 27

Avg price

Incredible$23.44

avg listing price — sweet spot $15–$100

Competition

Great29%

top-5 click share — an open shelf

Price range

Great$7.22–$62.85

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

Brand share

Great56%

top-5 brand share — no brand owns this niche

Growth

Good+30.2%

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

Market size

Okay$137K

$137K/yr · 281K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Conversion

Okay2.1%

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

Returns

Okay5.0%

return rate — above 5% kills the launch gate

Review moat

Bad13,404.89

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, black out curtains 48 inch long is a $137K/yr Amazon United States market (281K searches/yr). The top 5 brands hold 56% of demand. Demand peaks in Jul–Nov. Verdict: Worth a look — 52/100.

Data updated Aug 3, 2026 · scored weekly · How we score niches

black out curtains 48 inch long market data

Units sold / yr
10K–13K
avg 100–250/product
Revenue / yr
$234K–$293K
units × avg price
Conversion rate
2.1%
Avg BSR
#111
Page quality
0%
Prime
100%
Sponsored
96%
Out of stock
0.6%
Avg brand age
38 months
Avg seller age
173 days

Competition & brand share

Clicks spread well past the top 5 (29% combined) — an open shelf where new products get seen.

Brands

38 rising

Sellers

45

Top-5 brand share

56%

Top 20: 90%

Top-5 click share

29%

Top 20: 57%

Open market

39%

  • NICETOWN23%
  • MIULEE11%
  • 100% Blackout Shield10%
  • ChrisDowa7%
  • PONY DANCE5%
  • Guken4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +30.2% search growth over the last 90 days.
7K5KSpike '25Prime Day '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: Jul, Nov · busiest ÷ quietest = 1.7×

Top black out curtains 48 inch long search terms

  • black out curtains 48 inch long70K/yr
  • oatmeal blackout curtains17K/yr
  • white linen blackout curtains24K/yr
  • curtains and rods16K/yr
  • black curtains 84 inches long38K/yr
  • 48 inch blackout curtains13K/yr
  • cream linen blackout curtains10K/yr
  • oatmeal curtains blackout9K/yr
  • blackout curtains 72 inches wide9K/yr
  • floor to ceiling blackout curtains8K/yr
All search terms

Top black out curtains 48 inch long 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%$4K6%$8K9%$12K12%$16K101001K10K100K1.0M 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 black out curtains 48 inch long

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

What buyers love

Quality-Overall22%

“Great quality perfect for a bedroom”

Value For Money12%

“is affordable”

Advertised Vs Actual Product7%

“As Shown”

Color7%

“accurate color”

Assembly/Installation6%

“Easiest install ever”

Material Quality5%

“Excellent material”

Size-Overall4%

“Fit well”

Upholstery/Fabric Quality4%

“Fabric is great”

Thickness3%

“much thicker than I expected”

Strength3%

“Easy to install and sturdy”

What buyers complain about

Color10%

“The color is not as expected”

Size-Overall9%

“Too short”

Quality-Overall8%

“Bad quality”

Advertised Vs Actual Product6%

“False Advertising”

Thickness6%

“Not as thick as expected”

Material Quality5%

“The material is very thin”

Smell4%

“Terrible chemical smell”

Functionality-Overall3%

“Didn't work for me”

Heating3%

“Totally blocks heat”

Value For Money3%

“much more expensive than they actually are”

Top return reasons

Size-Overall43%
Color25%
Advertised Vs Actual Product6%
Material Quality6%
Value For Money3%
Quality-Overall2%
Display Colors2%
Functionality-Overall2%
Defective Material/Parts1%
Weight Heavy1%

Common questions

Is black out curtains 48 inch long profitable to sell on Amazon United States?
The niche generates $137K/yr across 81 tracked products. 6 of 9 products launched in the last 360 days are still selling. 90-day search growth is +30.2%. Flapen's verdict: Worth a look (52/100).
How competitive is the black out curtains 48 inch long niche?
38 brands and 45 sellers compete. The top 5 products take 29% of clicks and top 5 brands hold 56% of demand.
What do buyers complain about in black out curtains 48 inch long?
Top complaints mined from reviews: Color, Size-Overall, Quality-Overall. The return rate is 5.0%.
When does demand for black out curtains 48 inch long peak?
Demand peaks in Jul–Nov; the busiest month runs 1.7× the quietest.
What does it cost to enter the black out curtains 48 inch long niche?
Listings span $7.22–$62.85; the average listing price is $23.44 (sweet spot $15–$100). The average incumbent carries 13,405 reviews — the moat a new listing must climb.