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birthday door decoration

Skip it

A small market ($81K/yr) — this niche doesn't clear our bar today.

Market size 20Growth 23Conversion 56Competition 92Returns 48Price range 28Avg price 25Brand share 95Review moat 42Quality gap 28

Brand share

Incredible38%

top-5 brand share — no brand owns this niche

Competition

Great24%

top-5 click share — an open shelf

Conversion

Good4.7%

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

Returns

Okay3.1%

return rate — above 5% kills the launch gate

Review moat

Okay2,268.74

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Price range

Okay$4.80–$18.96

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

Avg price

Okay$8.93

avg listing price — sweet spot $15–$100

Growth

Bad-3.8%

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

Market size

Bad$81K

$81K/yr · 195K searches

According to Flapen's Amazon United States niche tracking, birthday door decoration is a $81K/yr Amazon United States market (195K searches/yr). The top 5 brands hold 38% of demand. Demand peaks in Jan–Sep. Verdict: Skip it — 48/100.

Data updated Jul 22, 2026 · scored weekly · How we score niches

birthday door decoration market data

Units sold / yr
8K–10K
avg 0–100/product
Revenue / yr
$71K–$89K
units × avg price
Conversion rate
4.7%
Avg BSR
#4,026
Page quality
0%
Prime
100%
Sponsored
93%
Out of stock
1.3%
Avg brand age
25 months
Avg seller age
191 days

Competition & brand share

Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.

Brands

46 falling

Sellers

59

Top-5 brand share

38%

Top 20: 77%

Top-5 click share

24%

Top 20: 57%

Open market

58%

  • Starlit Patio14%
  • GYA9%
  • ZATAYE6%
  • Papmiunm5%
  • Tegeme5%
  • Tinoaly4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.8% search growth over the last 90 days.
7K5KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Sep · busiest ÷ quietest = 2.9×

Top birthday door decoration search terms

  • happy birthday door banner56K/yr
  • birthday door banner32K/yr
  • happy birthday door sign30K/yr
  • door decor birthday16K/yr
  • birthday door sign12K/yr
  • happy birthday door cover13K/yr
  • birthday door cover11K/yr
  • door birthday banner6K/yr
  • birthday banner for door4K/yr
  • birthday sign for door4K/yr
All search terms

Top birthday door decoration 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%$2K6%$5K9%$7K12%$10K101001K10K 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 birthday door decoration

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

What buyers love

Color19%

“Beautiful color”

Quality-Overall18%

“Excellent Quality”

Advertised Vs Actual Product8%

“As advertised”

Adhesion/Stickiness6%

“The adhesive is very good quality”

Value For Money5%

“Great deal”

Durability5%

“still look new”

Ease Of Use4%

“easy to remove”

Brightness/Shine/Glow4%

“Bright and fun”

Size-Overall3%

“Nice size”

Design-Overall3%

“Colorful and Pretty and Well-Designed”

What buyers complain about

Durability20%

“Fell apart”

Adhesion/Stickiness16%

“Doesn't stick well”

Quality-Overall14%

“Very low quality product”

Strength5%

“Very fragile”

Thickness5%

“paper thin”

Size-Overall5%

“Didnt fit”

Color4%

“not as bright in color”

Value For Money3%

“This looks much more expensive than its price”

Material Quality2%

“Very cheap material”

Ease Of Use1%

“Could not even use because it was so bad”

Top return reasons

Color27%
Value For Money18%
Size-Overall16%
Advertised Vs Actual Product6%
Adhesion/Stickiness6%
Quality-Overall5%
Defective Material/Parts5%
Material Quality3%
Display Colors2%
Durability2%

Common questions

Is birthday door decoration profitable to sell on Amazon United States?
The niche generates $81K/yr across 68 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is -3.8%. Flapen's verdict: Skip it (48/100).
How competitive is the birthday door decoration niche?
46 brands and 59 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 38% of demand.
What do buyers complain about in birthday door decoration?
Top complaints mined from reviews: Durability, Adhesion/Stickiness, Quality-Overall. The return rate is 3.1%.
When does demand for birthday door decoration peak?
Demand peaks in Jan–Sep; the busiest month runs 2.9× the quietest.
What does it cost to enter the birthday door decoration niche?
Listings span $4.80–$18.96; the average listing price is $8.93 (sweet spot $15–$100). The average incumbent carries 2,269 reviews — the moat a new listing must climb.