---
title: "Birthday Decoration — £1.4M/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/home-garden/birthday-decoration"
last_updated: "2026-07-31T14:37:55.819Z"
locale: en
meta:
description: "Niche score 63/100 · £1.4M/yr market · 4.3M searches/yr · £7.13 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 63/100 · £1.4M/yr market · 4.3M searches/yr · £7.13 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Birthday Decoration — £1.4M/yr Amazon UK Niche (2026) - Flapen"
---
# **birthday decoration**
**Launch it**
A $1.4M/yr market growing +3.4% this quarter with returns at 0.6% — clears our launch bar.
Market size 85Growth 29Conversion 55Competition 85Returns 97Price range 0Avg price 20Brand share 94Review moat 50Quality gap 47
**Returns**
**Incredible****0.6%**
return rate — above 5% kills the launch gate
**Brand share**
**Great****41%**
top-5 brand share — no brand owns this niche
**Market size**
**Great****£1.4M**
£1.4M/yr · 4.3M searches
**Competition**
**Great****30%**
top-5 click share — an open shelf
**Conversion**
**Good****4.7%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****1,520.48**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+3.4%**
90-day search growth — must beat 0% to launch
**Avg price**
**Bad****£7.13**
avg listing price — sweet spot $15–$100
**Price range**
**Bad****£2.02–£14.42**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United Kingdom niche tracking, birthday decoration is a £1.4M/yr Amazon United Kingdom market (4.3M searches/yr). The top 5 brands hold 41% of demand. Verdict: Launch it — 63/100.
Data updated Jul 27, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **birthday decoration market data**
- **Units sold / yr**
- **150K–200K**
- avg 1,500–2,000/product
- **Revenue / yr**
- **£1.1M–£1.4M**
- units × avg price
- **Conversion rate**
- **4.7%**
- **Avg BSR**
- **#189**
- **Page quality**
- **0%**
- **Prime**
- **98%**
- **Sponsored**
- **86%**
- **Out of stock**
- **3.1%**
- **Avg brand age**
- **28 months**
- **Avg seller age**
- **168 days**
## **Competition & brand share**
Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.
**Brands**
**42 **▼falling
**Sellers**
**110**
**Top-5 brand share**
**41%**
Top 20: 84%
**Top-5 click share**
**30%**
Top 20: 66%
**Open market**
**54%**
- Kriovoa11% - YELYAN11% - Ohugs8% - Buygain7% - Rotupap5% - Unique Party5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +3.4% search growth over the last 90 days.
90K70KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/uk/home-garden/birthday-decoration/trend)
## **Top birthday decoration search terms**
- **birthday decorations**987K/yr+0.4%2.1% conv. - **happy birthday banner**766K/yr+2.7%3.9% conv. - **party decorations**415K/yr+20.0%1.1% conv. - **birthday banner**435K/yr+2.8%4.0% conv. - **birthday**342K/yr-6.8%0.2% conv. - **happy birthday**178K/yr-7.2%0.7% conv. - **birthday decorations for men**155K/yr+5.8%2.3% conv. - **happy birthday decorations**161K/yr+1.7%2.4% conv. - **birthday decoration for women**126K/yr+0.9%2.7% conv. - **birthday banners**114K/yr-0.0%3.9% conv. [**All search terms **](https://flapen.com/research/uk/home-garden/birthday-decoration/search-terms)
## **Top birthday 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%£42K6%£85K9%£127K12%£169K101001K10K100K 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**Happy Birthday Banner Birthday Decorations for Girls and Women with 12 inch Balloons Banner Bunting Decorations Green Pink.**Kriovoa**£4.89**4.5★622 rev](https://www.amazon.co.uk/dp/B0BHLFLZ29) [2**Happy Birthday Banner and Decoration - Blue Balloons Ribbons and Banners for Party Supplies**YELYAN**£4.56**4.4★408 rev](https://www.amazon.co.uk/dp/B0D59HCW1X) [3**26 Feet Reflective Star Paper Garland - Sparkling Star Bunting Banner Hanging Decoration Sparkling Bunting Banner - for Birthday Holiday Wedding Anniversary Theme Party Supplies (gold)**Rotupap**£3.84**4.3★202 rev](https://www.amazon.co.uk/dp/B0D4R5VPTZ) [4**Pastel Birthday Party Decorations Macaron Happy Birthday Banner Bunting Hanging Paper Fans Pom Poms Honeycomb Decorations Set For Girls And Womens**Igone**£8.29**4.6★556 rev](https://www.amazon.co.uk/dp/B0B4HF3VKW) [5**Happy Birthday Banner Birthday Decorations for Girls and Women with 12 inch Balloons Banner Bunting Decorations Green Pink.**Buygain**£5.97**4.5★1,102 rev](https://www.amazon.co.uk/dp/B0DG2HDJHH)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Jobkoo Pink Birthday Decorations for Women Boho Dusty Pink Rose Gold Blush Beige Latex Balloons Happy Birthday Banner Foil Fringe Curtain Tissue Paper Pompom for Woman Girls Party Decoration Supplies**Jobkoo**£13.31**1,062 rev1y ago](https://www.amazon.co.uk/dp/B0F991JK9X) [**Birthday Decorations for Men & Women - Green Happy Birthday Banner Includes 12 inch Green Metallic Gold White and Confetti Balloons Birthdays Bunting Ribbon & Adhesive Hooks**Ohugs**£6.49**1,121 rev1y ago](https://www.amazon.co.uk/dp/B0DWXY68M7) [**Happy Birthday Banner Birthday Decorations for Girls and Women with 12 inch Balloons Banner Bunting Decorations Green Pink.**Buygain**£5.97**1,102 rev1y ago](https://www.amazon.co.uk/dp/B0DG2HDJHH) [**Quirki Happy Birthday Banner Bunting Rainbow Colourful Multicolour Garland with Gold Foil Letters Girls Boys Kids Birthday Party Decorations**Quirki**£3.80**98 rev1y ago](https://www.amazon.co.uk/dp/B0DF5FPMY5) [**Happy Birthday Banner and Decoration - Blue Balloons Ribbons and Banners for Party Supplies**YELYAN**£4.56**408 rev2y ago](https://www.amazon.co.uk/dp/B0D59HCW1X)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Rose Gold Happy Birthday Glitz Foil Banner - Perfect for Chic & Memorable Parties - 1 Pc**Unique Party**£2.35**4.6★**▲ 105%**](https://www.amazon.co.uk/dp/B07WVGZS2K) [**9ft Banner Happy Birthday Blue Foil Holographic Banner**OakTree**£3.13**4.6★**▲ 77%**](https://www.amazon.co.uk/dp/B01NBWQBI3) [**Pastel Birthday Party Decorations Macaron Happy Birthday Banner Bunting Hanging Paper Fans Pom Poms Honeycomb Decorations Set For Girls And Womens**Igone**£8.29**4.6★**▲ 50%**](https://www.amazon.co.uk/dp/B0B4HF3VKW) [**Premium Reusable Party Decorations - Pastel Birthday Set with Balloons Banner Bunting Honeycomb Decorations Pom Poms Streamers**Itsy Bitsy Party Co**£11.82**4.5★**▲ 29%**](https://www.amazon.co.uk/dp/B0CW24JT9H) [**Happy Birthday Banner Birthday Decorations for Girls and Women with 12 inch Balloons Banner Bunting Decorations Green Pink.**Buygain**£5.97**4.5★**▲ 29%**](https://www.amazon.co.uk/dp/B0DG2HDJHH)
**~~View all trending →~~**
## **What buyers say about birthday decoration**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Great quality, easy to assemble”*
**Value For Money**18%
*“Value for money”*
**Color**9%
*“Beautiful colours”*
**Assembly/Installation**7%
*“Easy to put together”*
**Brightness/Shine/Glow**5%
*“Lovely light good build easy to use”*
**Design-Overall**5%
*“Was a great decor”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Ease Of Use**3%
*“Easy to use”*
**Fun/Entertainment Experience**3%
*“Hours for fun for my youngest as she played with different sequences of lights in the day & night”*
**Size-Overall**2%
*“Decent size”*
### **What buyers complain about **
**Quality-Overall**23%
*“Bad quality”*
**Inflation/Deflation**11%
*“Didnt inflate properly”*
**Size-Overall**8%
*“Didnt fit our door”*
**Adhesion/Stickiness**6%
*“had to be glued back on”*
**Value For Money**5%
*“looked alot more expensive than they actually were”*
**Durability**4%
*“started to fray after a couple of days”*
**Instructions/User Manual/Troubleshooting**4%
*“Instructions are digital”*
**Remote Control**4%
*“Faulty remote”*
**Thickness**2%
*“It was thicker material than I thought”*
**Advertised Vs Actual Product**2%
*“These are not as shown”*
### **Top return reasons **
**Quality-Overall**16%
**Size-Overall**15%
**Color**13%
**Functionality-Overall**8%
**Defective Material/Parts**6%
**Value For Money**5%
**Remote Control**5%
**Advertised Vs Actual Product**4%
**Brightness/Shine/Glow**4%
**Inflation/Deflation**3%
## **Common questions**
- **Is birthday decoration profitable to sell on Amazon United Kingdom?**
- The niche generates £1.4M/yr across 65 tracked products. 2 of 9 products launched in the last 360 days are still selling. 90-day search growth is +3.4%. Flapen's verdict: Launch it (63/100).
- **How competitive is the birthday decoration niche?**
- 42 brands and 110 sellers compete. The top 5 products take 30% of clicks and top 5 brands hold 41% of demand.
- **What do buyers complain about in birthday decoration?**
- Top complaints mined from reviews: Quality-Overall, Inflation/Deflation, Size-Overall. The return rate is 0.6%.
- **When does demand for birthday decoration peak?**
- Demand is steady year-round — the busiest month runs 1.7× the quietest.
- **What does it cost to enter the birthday decoration niche?**
- Listings span £2.02–£14.42; the average listing price is £7.13 (sweet spot $15–$100). The average incumbent carries 1,520 reviews — the moat a new listing must climb.
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