---
title: "Sweet 16 Birthday Decorations — $2.9M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/sweet-16-birthday-decorations"
last_updated: "2026-08-09T18:40:14.561Z"
locale: en
meta:
description: "Niche score 60/100 · $2.9M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 60/100 · $2.9M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Sweet 16 Birthday Decorations — $2.9M/yr Amazon US Niche (2026) - Flapen"
---
# **sweet 16 birthday decorations**
**Worth a look**
Shows a $2.9M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 96Growth 20Conversion 51Competition 89Returns 45Price range 15Avg price 94Brand share 96Review moat 45Quality gap 23
**Market size**
**Incredible****$2.9M**
$2.9M/yr · 3.2M searches
**Brand share**
**Incredible****33%**
top-5 brand share — no brand owns this niche
**Avg price**
**Great****$22.59**
avg listing price — sweet spot $15–$100
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Conversion**
**Good****4.1%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****2,040.62**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Okay****3.4%**
return rate — above 5% kills the launch gate
**Quality gap**
**Bad****4.6★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-9.1%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****$4.21–$586.81**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, sweet 16 birthday decorations is a $2.9M/yr Amazon United States market (3.2M searches/yr). The top 5 brands hold 33% of demand. Verdict: Worth a look — 60/100.
Data updated Jul 23, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sweet 16 birthday decorations market data**
- **Units sold / yr**
- **100K–125K**
- avg 750–1,000/product
- **Revenue / yr**
- **$2.3M–$2.8M**
- units × avg price
- **Conversion rate**
- **4.1%**
- **Avg BSR**
- **#516**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **93%**
- **Out of stock**
- **1.7%**
- **Avg brand age**
- **32 months**
- **Avg seller age**
- **167 days**
## **Competition & brand share**
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
**Brands**
**58 **▼falling
**Sellers**
**120**
**Top-5 brand share**
**33%**
Top 20: 69%
**Top-5 click share**
**26%**
Top 20: 61%
**Open market**
**64%**
- Semato13% - Pooqla7% - PLOZZY5% - RTHPY4% - Awfrky4% - WowBefun4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.1% search growth over the last 90 days.
70K50KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/sweet-16-birthday-decorations/trend)
## **Top sweet 16 birthday decorations search terms**
- **sweet 16 party decorations**1.2M/yr-11.9%2.9% conv. - **sweet 16**388K/yr-11.0%2.1% conv. - **16th birthday decorations for girls**285K/yr-14.2%2.9% conv. - **sweet 16 decorations**121K/yr-9.6%2.0% conv. - **16 birthday decorations for girls**119K/yr-14.9%2.6% conv. - **16th birthday**106K/yr-7.2%1.1% conv. - **16th birthday decorations**94K/yr-2.8%1.5% conv. - **sweet sixteen party decorations**82K/yr-11.3%2.7% conv. - **sweet 16 banner**60K/yr+0.1%1.8% conv. - **sweet 16 sash**68K/yr+0.1%2.3% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/sweet-16-birthday-decorations/search-terms)
## **Top sweet 16 birthday decorations 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%2%$59K4%$118K6%$176K8%$235K101001K10K100K 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**Pooqla Decorative Led Light Up Number Letters White Plastic Marquee Number Lights Sign 16th Birthday Decorations for Girls Boys Party Wedding Decor Battery Operated Number (16)**Pooqla**$15.59**4.6★9,208 rev](https://www.amazon.com/dp/B0CZHC7M39) [2**16th Birthday Crown and Sash Kit- Sweet 16Birthday Decorations 16th Birthday Party Gifts Birthday Party Supplies for Girls (rose gold)**Semato**$8.92**4.7★1,364 rev](https://www.amazon.com/dp/B09FLF4HTR) [3**Sweet 16 Birthday Party Decorations for Girls 52Pcs PRE-STRUNG Rose Gold Black Set-16th Years Old Crown Sash Banner Hanging Swirl Backdrop Cake Topper Age Candle Balloons Paper Fans PRE-ASSEMBLED**PLOZZY**$20.25**4.7★423 rev](https://www.amazon.com/dp/B0F7HM9PSJ) [4**Sweet 16 Birthday Party Decorations for Girls Sweet 16 Sash and Tiara Cake Toppers Number Candles and Balloons 16th Birthday Gifts for Girls**Awfrky**$9.72**4.7★4,311 rev](https://www.amazon.com/dp/B0BGN4TJTS) [5**Semato Sweet 16 Party Decorations Set - 16th Birthday Crown and Sash Glitter Kit for Girls Party Supplies and Favors**Semato**$12.79**4.8★576 rev](https://www.amazon.com/dp/B0CZL643N4)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Sweet 16 Party Decorations 16th Birthday Decorations Backdrop Banner Honeycomb Centerpieces Hanging Swirls Porch Banner Balloons Sash Pom Poms Crown**LINHAXM**$17.54**86 rev6mo ago](https://www.amazon.com/dp/B0GHY7DJS4) [**Sweet 16 Birthday Card Gifts Party Decorations for Boys Girls | 16th Birthday Card Gifts Ideas or Decorations for 16 Yeas Old Boys or Girls | Back In 2010 | Funny Happy Unique**WowBefun**$5.21**244 rev7mo ago](https://www.amazon.com/dp/B0G6LRP8GP) [**Sweet 16 Party Decorations for Girls Black Rose Gold 16th Birthday Decorations Set with Back in 2010 Backdrop Tiara Sash Banner Balloons Cake Topper & Candles**PopularLdo**$21.32**24 rev7mo ago](https://www.amazon.com/dp/B0G4BVVNXC) [**Holkcog Sweet 16 Party Decorations for Girls Happy 16th Birthday Supply With 16th Birthday Banner 16 Balloon Number for Girls Sage-Green Blush-Pink Party Decorations Cheers To 16 Girls Gifts**Holkcog**$19.72**47 rev8mo ago](https://www.amazon.com/dp/B0FZJ4NXPP) [**Vlipoeasn Blush Pink Sweet 16 Birthday Decorations for Girls Retro Beige 16th Birthday Party Decor with Paper Pom Pom Fan Lantern Happy 16 Year Old Party Supplies**Vlipoeasn**$19.66**57 rev10mo ago](https://www.amazon.com/dp/B0FP4C6QHJ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Bell 16-Inch Universal Inner Tube 16 x 1.75-2.25 Schrader Valve**BELL**$7.72**4.6★**▲ 281%**](https://www.amazon.com/dp/B003CUDJ3U) [**Vlipoeasn Blush Pink Sweet 16 Birthday Decorations for Girls Retro Beige 16th Birthday Party Decor with Paper Pom Pom Fan Lantern Happy 16 Year Old Party Supplies**Vlipoeasn**$19.66**4.7★**▲ 223%**](https://www.amazon.com/dp/B0FP4C6QHJ) [**Sweet 16 Party Decorations for Girls Black Rose Gold 16th Birthday Decorations Set with Back in 2010 Backdrop Tiara Sash Banner Balloons Cake Topper & Candles**PopularLdo**$21.32**4.8★**▲ 190%**](https://www.amazon.com/dp/B0G4BVVNXC) [**Sweet 16 Party Decorations 16th Birthday Decorations Backdrop Banner Honeycomb Centerpieces Hanging Swirls Porch Banner Balloons Sash Pom Poms Crown**LINHAXM**$17.54**4.4★**▲ 184%**](https://www.amazon.com/dp/B0GHY7DJS4) [**16th Birthday Crown and Sash Kit- Sweet 16Birthday Decorations 16th Birthday Party Gifts Birthday Party Supplies for Girls (rose gold)**Semato**$8.92**4.7★**▲ 160%**](https://www.amazon.com/dp/B09FLF4HTR)
**~~View all trending →~~**
## **What buyers say about sweet 16 birthday decorations**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Amazing Quality”*
**Value For Money**12%
*“Great deal”*
**Color**11%
*“Beautiful color”*
**Advertised Vs Actual Product**7%
*“Correct description”*
**Gifting Purpose**6%
*“Good gift”*
**Design-Overall**5%
*“Looks really clean and sleek”*
**Assembly/Installation**4%
*“Easy assembly”*
**Ease Of Use**4%
*“Easy to Use”*
**Brightness/Shine/Glow**3%
*“This is a great light”*
**Size-Overall**3%
*“Fits great”*
### **What buyers complain about **
**Quality-Overall**12%
*“Bad quality”*
**Advertised Vs Actual Product**7%
*“Not like picture”*
**Size-Overall**7%
*“These are small”*
**Durability**7%
*“they tore easily”*
**Value For Money**5%
*“not as expected for the price”*
**Strength**5%
*“Breaks easily”*
**Adhesion/Stickiness**4%
*“the adhesive was weak”*
**Color**4%
*“Not all pink”*
**Assembly/Installation**4%
*“its time consuming to put together”*
**Inflation/Deflation**3%
*“they all do not hold air in or stay inflated”*
### **Top return reasons **
**Size-Overall**27%
**Color**18%
**Advertised Vs Actual Product**9%
**Value For Money**9%
**Quality-Overall**8%
**Material Quality**4%
**Defective Material/Parts**3%
**Assembly/Installation**2%
**Functionality-Overall**2%
**Brightness/Shine/Glow**1%
## **Common questions**
- **Is sweet 16 birthday decorations profitable to sell on Amazon United States?**
- The niche generates $2.9M/yr across 71 tracked products. 7 of 19 products launched in the last 360 days are still selling. 90-day search growth is -9.1%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the sweet 16 birthday decorations niche?**
- 58 brands and 120 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 33% of demand.
- **What do buyers complain about in sweet 16 birthday decorations?**
- Top complaints mined from reviews: Quality-Overall, Advertised Vs Actual Product, Size-Overall. The return rate is 3.4%.
- **When does demand for sweet 16 birthday decorations peak?**
- Demand is steady year-round — the busiest month runs 1.9× the quietest.
- **What does it cost to enter the sweet 16 birthday decorations niche?**
- Listings span $4.21–$586.81; the average listing price is $22.59 (sweet spot $15–$100). The average incumbent carries 2,041 reviews — the moat a new listing must climb.
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