---
title: "Monster High Birthday Party Supplies — $85K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/toys-games/monster-high-birthday-party-supplies"
last_updated: "2026-08-08T11:44:32.736Z"
locale: en
meta:
description: "Niche score 50/100 · $85K/yr market · 391K searches/yr · $13.62 avg price. Weak search conversion (1.6%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $85K/yr market · 391K searches/yr · $13.62 avg price. Weak search conversion (1.6%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Monster High Birthday Party Supplies — $85K/yr Amazon US Niche (2026) - Flapen"
---
# **monster high birthday party supplies**
**Worth a look**
Shows a fragmented shelf (top 5 take 31% of clicks), but weak search conversion (1.6%) keeps it on the watch list.
Market size 21Growth 25Conversion 20Competition 84Returns 81Price range 57Avg price 63Brand share 81Review moat 73Quality gap 21
**Competition**
**Great****31%**
top-5 click share — an open shelf
**Brand share**
**Great****54%**
top-5 brand share — no brand owns this niche
**Returns**
**Great****1.7%**
return rate — above 5% kills the launch gate
**Review moat**
**Good****564.92**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Good****$13.62**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.03–$28.40**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+0.4%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$85K**
$85K/yr · 391K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Out of Stock**](https://flapen.com/research/niches?market=us&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United States niche tracking, monster high birthday party supplies is a $85K/yr Amazon United States market (391K searches/yr). The top 5 brands hold 54% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 31, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **monster high birthday party supplies market data**
- **Units sold / yr**
- **10K–13K**
- avg 100–250/product
- **Revenue / yr**
- **$136K–$170K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#3,650**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **63%**
- **Out of stock**
- **43.2%**
- **Avg brand age**
- **27 months**
- **Avg seller age**
- **138 days**
## **Competition & brand share**
Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.
**Brands**
**31 **▲rising
**Sellers**
**153**
**Top-5 brand share**
**54%**
Top 20: 93%
**Top-5 click share**
**31%**
Top 20: 75%
**Open market**
**41%**
- Monster High16% - EIXJJTED15% - Nickelodeon9% - Smryego7% - SDONY7% - Generic5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +0.4% search growth over the last 90 days.
8K6KSpike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/toys-games/monster-high-birthday-party-supplies/trend)
## **Top monster high birthday party supplies search terms**
- **monster high birthday decorations**103K/yr-6.2%1.5% conv. - **monster high party decorations**46K/yr+20.2%1.5% conv. - **monster high decorations**28K/yr+29.3%1.0% conv. - **monster high birthday**27K/yr+14.2%1.5% conv. - **monster high decor**22K/yr+23.8%0.3% conv. - **monster high cake topper**16K/yr+4.4%1.2% conv. - **monster high party**14K/yr+18.0%1.1% conv. - **monster high party supplies**13K/yr+24.8%1.6% conv. - **monster high scary sweet birthday clawdeen**25K/yr-64.1%0.4% conv. - **monster high scary sweet birthday**22K/yr+51.2%1.1% conv. [**All search terms **](https://flapen.com/research/us/toys-games/monster-high-birthday-party-supplies/search-terms)
## **Top monster high birthday party supplies 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%$5K9%$8K12%$10K1101001K10K 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**Gothic Monster Girl Birthday Party Decorations 42PCS Spooky Party Supplies with Banner Cake Topper Cupcake Toppers Backdrop & Balloons Spooky Themed Decor for Birthday Halloween & Teen Party**EIXJJTED**$25.45**3.0★3 rev](https://www.amazon.com/dp/B0H1KNB4VC) [2**42 Pcs Party Supplies Set 20 Plates +20 Napkins +1 Tablecloth and 1 Happy Birthday Flag for Children Happy Birthday Party Decoration Supplies**Smryego**$23.97**4.4★4 rev](https://www.amazon.com/dp/B0GW66CN7N) [3**Monster High Tattoos Party Favors Bundle - 72 Pc Individual Tattoos**Nickelodeon**$8.00**4.4★17 rev](https://www.amazon.com/dp/B0F9CZGGT7) [4**30Pcs Pack monster girl high Birthday Party Supplies Gift Bags Candy Treat Bag Perfect for girl Birthday Party Decorations Festival Favors**Generic**$8.74**4.8★32 rev](https://www.amazon.com/dp/B0FVFJ6NZB) [5**Monster High Scary Sweet Birthday Doll Frankie Stein in Black Party Dress with Themed Accessories Like Invite Balloon Toy Lipstick and More**Monster High**$20.83**4.8★4,062 rev](https://www.amazon.com/dp/B0DLBRTSZZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Gothic Monster Girl Birthday Party Decorations 42PCS Spooky Party Supplies with Banner Cake Topper Cupcake Toppers Backdrop & Balloons Spooky Themed Decor for Birthday Halloween & Teen Party**EIXJJTED**$25.45**3 rev2mo ago](https://www.amazon.com/dp/B0H1KNB4VC) [**Gothic Monster Doll Party Supplies 40PCS Pink Argyle High Themed Disposable Tableware Set 7 Inch Gothic Girl Paper Plates 6.7 Inch Napkins for Spooky Birthday Halloween Baby Shower Party Decor**EIXJJTED**$13.22**2 rev2mo ago](https://www.amazon.com/dp/B0H1KC6Y7B) [**41Pcs Monster Party Supplies Gothic Paper Plates (9+7) Napkins and 1 Tablecloth Decorations with Skull Bat Print for Birthday Horror Movie Night Halloween Party**EIXJJTED**$17.01**2 rev2mo ago](https://www.amazon.com/dp/B0H1KYC6XH) [**42 Pcs Party Supplies Set 20 Plates +20 Napkins +1 Tablecloth and 1 Happy Birthday Flag for Children Happy Birthday Party Decoration Supplies**Smryego**$23.97**4 rev3mo ago](https://www.amazon.com/dp/B0GW66CN7N) [**8Pcs Monster-High Honeycomb Table Centerpiece High Birthday Party Supplies Table Decorations for Kids Party Decorations**SDONY**$16.82**3 rev3mo ago](https://www.amazon.com/dp/B0GV5GVVXC)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**42 Pcs Party Supplies Set 20 Plates +20 Napkins +1 Tablecloth and 1 Happy Birthday Flag for Children Happy Birthday Party Decoration Supplies**Smryego**$23.97**4.4★**▲ 238%**](https://www.amazon.com/dp/B0GW66CN7N) [**Gothic Monster Doll Party Supplies 40PCS Pink Argyle High Themed Disposable Tableware Set 7 Inch Gothic Girl Paper Plates 6.7 Inch Napkins for Spooky Birthday Halloween Baby Shower Party Decor**EIXJJTED**$13.22**5.0★**▲ 238%**](https://www.amazon.com/dp/B0H1KC6Y7B) [**Gothic Monster Girl Birthday Party Decorations 42PCS Spooky Party Supplies with Banner Cake Topper Cupcake Toppers Backdrop & Balloons Spooky Themed Decor for Birthday Halloween & Teen Party**EIXJJTED**$25.45**3.0★**▲ 237%**](https://www.amazon.com/dp/B0H1KNB4VC) [**41Pcs Monster Party Supplies Gothic Paper Plates (9+7) Napkins and 1 Tablecloth Decorations with Skull Bat Print for Birthday Horror Movie Night Halloween Party**EIXJJTED**$17.01**4.5★**▲ 236%**](https://www.amazon.com/dp/B0H1KYC6XH) [**8Pcs Monster-High Honeycomb Table Centerpiece High Birthday Party Supplies Table Decorations for Kids Party Decorations**SDONY**$16.82**5.0★**▲ 232%**](https://www.amazon.com/dp/B0GV5GVVXC)
**~~View all trending →~~**
## **What buyers say about monster high birthday party supplies**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**18%
*“It is a good quality toy”*
**Color**13%
*“her colors are perfect”*
**Value For Money**12%
*“Worth it”*
**Fun/Entertainment Experience**9%
*“Fun and easy”*
**Advertised Vs Actual Product**8%
*“Exactly What I Needed”*
**Gifting Purpose**6%
*“Purchased this as a Christmas Gift for my grand baby”*
**Size-Overall**5%
*“Just the right size”*
**Design-Overall**4%
*“The design is so cute”*
**Collectibles**3%
*“Overall great to have in your collection”*
**Durability**2%
*“Durable”*
### **What buyers complain about **
**Size-Overall**13%
*“These were larger than I expected”*
**Quality-Overall**13%
*“the hair quality isn't great”*
**Durability**7%
*“fell apart easily”*
**Color**6%
*“Unfortunately the product photo makes it look darker than it is in person”*
**Advertised Vs Actual Product**6%
*“Its bordering false advertisement”*
**Adhesion/Stickiness**4%
*“Arrived with glue stuck in her hair”*
**Value For Money**3%
*“costed me $3000 worth of surgery to get it out”*
**Thickness**3%
*“Its like very thick”*
**Smell**2%
*“Smelly”*
**Drop/Impact Protection**2%
*“absolutely no protection for damages”*
### **Top return reasons **
**Value For Money**25%
**Color**19%
**Size-Overall**11%
**Advertised Vs Actual Product**10%
**Defective Material/Parts**8%
**Quality-Overall**4%
**Durability**3%
**Adhesion/Stickiness**2%
**Functionality-Overall**2%
**Product Condition**2%
## **Common questions**
- **Is monster high birthday party supplies profitable to sell on Amazon United States?**
- The niche generates $85K/yr across 49 tracked products. 1 of 19 products launched in the last 360 days are still selling. 90-day search growth is +0.4%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the monster high birthday party supplies niche?**
- 31 brands and 153 sellers compete. The top 5 products take 31% of clicks and top 5 brands hold 54% of demand.
- **What do buyers complain about in monster high birthday party supplies?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Durability. The return rate is 1.7%.
- **When does demand for monster high birthday party supplies peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the monster high birthday party supplies niche?**
- Listings span $5.03–$28.40; the average listing price is $13.62 (sweet spot $15–$100). The average incumbent carries 565 reviews — the moat a new listing must climb.
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