---
title: "Group Halloween Costumes for Adults — Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/group-halloween-costumes-for-adults"
last_updated: "2026-08-12T22:37:52.884Z"
locale: en
meta:
description: "Amazon product research for group halloween costumes for adults: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for group halloween costumes for adults: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Group Halloween Costumes for Adults — Amazon US Product Research"
---
# **Group Halloween Costumes for Adults**
**Skip it**
Weak search conversion (0.1%) — this niche doesn't clear our bar today.
Market size 5Growth 43Conversion 1Competition 20Returns 21Price range 92Avg price 95Brand share 29Review moat 97Quality gap 47
**Review moat**
**Incredible****51.18**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Incredible****$38.15**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.52–$60.43**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+14.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Returns**
**Bad****6.1%**
return rate — above 5% kills the launch gate
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$20K**
$20K/yr · 1.0M searches
**Conversion**
**Bad****0.1%**
search→purchase rate — share of searches ending in a sale
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
## **Is group halloween costumes for adults profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, group halloween costumes for adults is a $20K/yr Amazon United States market (1.0M searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 34/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **group halloween costumes for adults market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$76K–$95K**
- units × avg price
- **Conversion rate**
- **0.1%**
- **Avg BSR**
- **#34,080**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **27.1%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **179 days**
## **Competition: brands, sellers & click share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**8 **▼falling
**Sellers**
**9**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**7%**
- Leyndo56% - Maiteenly11% - Ramede9% - DIRTYRAGZ6% - Jiytivity6% - Eybila5% - Open — no brand owns it (2 brands, 7%)
## **group halloween costumes for adults demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +14.7% search growth over the last 90 days.
150K100KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 219.4×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/group-halloween-costumes-for-adults/trend)
## **Top group halloween costumes for adults search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **group costumes for adults**104K/yr+19.7%0.0% conv. - **group costumes**84K/yr-1.7%0.0% conv. - **group costume**37K/yr+5.0%0.1% conv. - **group halloween costumes**357K/yr+79.1%0.0% conv. - **funny group costumes**22K/yr+56.0%0.0% conv. - **group halloween costumes for adults**159K/yr+47.0%0.0% conv. - **group halloween costumes for 4 people**17K/yr+67.7%0.0% conv. - **costumes for groups**12K/yr+20.2%0.0% conv. - **team costumes for adults**9K/yr+8.6%0.0% conv. - **group costumes for 4**16K/yr-61.3%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/group-halloween-costumes-for-adults/search-terms)
## **Top group halloween costumes for adults products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%15%$3K30%$6K45%$9K60%$12K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Leyndo 16 Sets Heroic Party Capes Masks for Adults Women Men Party Capes for Team Spirit Building Group Costume (Multicolor)**Leyndo**$42.74**4.3★29 rev](https://www.amazon.com/dp/B0CBJJHGJ8) [2**Maiteenly 10 Pcs Adult Tutu Skirt for Women and Striped Knee Tube Socks Runners Dance Colored Funny Group Carnival Costumes**Maiteenly**$40.02**4.9★19 rev](https://www.amazon.com/dp/B0D95W9BPT) [3**Leyndo 16 Sets Heroic Party Capes Masks for Adults Women Men Party Capes for Team Spirit Building Group Costume (Red)**Leyndo**$36.66**4.3★29 rev](https://www.amazon.com/dp/B0DGSNM5D1) [4**DIRTYRAGZ Dodgeball Costume T-Shirt and Sweatbands Set Retro Headband Wristbands Adult Cosplay Shirt Funny Halloween Costumes 2XL Tee**DIRTYRAGZ**$25.01**4.4★75 rev](https://www.amazon.com/dp/B0FB2QCVFY) [5**12 Pcs Teachers Stationery Apron Costume Bulk Group Costume Marker Set Pencil Notebook Crayon Ruler Composition for Teachers Family Fancy Dress Outfit Halloween Back to School Grad Cosplay Dress up**Jiytivity**$35.55**5.0★7 rev](https://www.amazon.com/dp/B0GVH545XM)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**12 Pcs Teachers Stationery Apron Costume Bulk Group Costume Marker Set Pencil Notebook Crayon Ruler Composition for Teachers Family Fancy Dress Outfit Halloween Back to School Grad Cosplay Dress up**Jiytivity**$35.55**7 rev3mo ago](https://www.amazon.com/dp/B0GVH545XM) [**Leyndo 16 Sets Heroic Party Capes Masks for Adults Women Men Party Capes for Team Spirit Building Group Costume (Blue)**Leyndo**$37.61**29 rev6mo ago](https://www.amazon.com/dp/B0G6Z6YKKF) [**DIRTYRAGZ Dodgeball Costume T-Shirt and Sweatbands Set Retro Headband Wristbands Adult Cosplay Shirt Funny Halloween Costumes 2XL Tee**DIRTYRAGZ**$25.01**75 rev1y ago](https://www.amazon.com/dp/B0FB2QCVFY) [**Leyndo 16 Sets Heroic Party Capes Masks for Adults Women Men Party Capes for Team Spirit Building Group Costume (Red)**Leyndo**$36.66**29 rev1y ago](https://www.amazon.com/dp/B0DGSNM5D1) [**5 Pcs Lion Costume Set Lion Ears Headband Tail Paw Gloves Nose Halloween Lion Cosplay Party Adult Dress Up Accessories**Eybila**$13.52**104 rev1y ago](https://www.amazon.com/dp/B0DFD2X234)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**5 Pcs Lion Costume Set Lion Ears Headband Tail Paw Gloves Nose Halloween Lion Cosplay Party Adult Dress Up Accessories**Eybila**$13.52**4.4★**▲ 108%**](https://www.amazon.com/dp/B0DFD2X234) [**12 Pcs Teachers Stationery Apron Costume Bulk Group Costume Marker Set Pencil Notebook Crayon Ruler Composition for Teachers Family Fancy Dress Outfit Halloween Back to School Grad Cosplay Dress up**Jiytivity**$35.55**5.0★**▲ 108%**](https://www.amazon.com/dp/B0GVH545XM) [**Ramede 8 Sets Referee Shirt with Whistle Official Football Referee Shirt Umpire Jersey Halloween Group Costume for Men Woman (XXL)**Ramede**$59.81**4.6★**▲ 106%**](https://www.amazon.com/dp/B0CTXZ3Z8K) [**Ramede 8 Sets Referee Shirt with Whistle Official Football Referee Shirt Umpire Jersey Halloween Group Costume for Men Woman (S)**Ramede**$60.43**4.6★**▲ 85%**](https://www.amazon.com/dp/B0CTXZMBDB) [**Leyndo 16 Sets Heroic Party Capes Masks for Adults Women Men Party Capes for Team Spirit Building Group Costume (Multicolor)**Leyndo**$42.74**4.3★**▲ 63%**](https://www.amazon.com/dp/B0CBJJHGJ8)
**~~View all trending →~~**
## **What reviews say buyers love and hate about group halloween costumes for adults**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**42%
*“Fit comfortably”*
**Quality-Overall**25%
*“the quality is awesome”*
**Material Quality**17%
*“Good material”*
**Fun/Entertainment Experience**8%
*“Fun decent quality for the price”*
**Durability**8%
*“still look good”*
### **Top return reasons **
**Size-Overall**57%
**Value For Money**8%
**Quality-Overall**6%
**Advertised Vs Actual Product**5%
**Gap/Hole**3%
**Smell**3%
**Defective Material/Parts**3%
**Functionality-Overall**2%
**Waist Fit**2%
**Hip Fit**2%
## **Common group halloween costumes for adults questions**
- **Is group halloween costumes for adults profitable to sell on Amazon United States?**
- The niche generates $20K/yr across 11 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is +14.7%. Flapen's verdict: Skip it (34/100).
- **How competitive is the group halloween costumes for adults niche?**
- 8 brands and 9 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 88% of demand.
- **When does demand for group halloween costumes for adults peak?**
- Demand peaks in Sep–Oct; the busiest month runs 219.4× the quietest.
- **What does it cost to enter the group halloween costumes for adults niche?**
- Listings span $13.52–$60.43; the average listing price is $38.15 (sweet spot $15–$100). The average incumbent carries 51 reviews — the moat a new listing must climb.
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