---
title: "Harry Potter Dress — $9K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/harry-potter-dress"
last_updated: "2026-08-13T00:57:09.254Z"
locale: en
meta:
description: "Amazon product research for harry potter dress: $9K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for harry potter dress: $9K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Harry Potter Dress — $9K/mo Amazon US Product Research"
---
# **Harry Potter Dress**
**Skip it**
Weak search conversion (0.7%) — this niche doesn't clear our bar today.
Market size 26Growth 13Conversion 9Competition 91Returns 12Price range 84Avg price 95Brand share 35Review moat 61Quality gap 30
**Avg price**
**Incredible****$26.74**
avg listing price — sweet spot $15–$100
**Competition**
**Great****25%**
top-5 click share — an open shelf
**Price range**
**Great****$5.22–$78.50**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,051.4**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****84%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$105K**
$105K/yr · 575K searches
**Growth**
**Bad****-23.4%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****8.6%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.7%**
search→purchase rate — share of searches ending in a sale
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
## **Is harry potter dress profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, harry potter dress is a $105K/yr Amazon United States market (575K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 40/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **harry potter dress market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **10K–13K**
- avg 500–750/product
- **Revenue / yr**
- **$267K–$334K**
- units × avg price
- **Conversion rate**
- **0.7%**
- **Avg BSR**
- **#11,361**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **72%**
- **Out of stock**
- **9.7%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **166 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (25% combined) — an open shelf where new products get seen.
**Brands**
**28 **▲rising
**Sellers**
**97**
**Top-5 brand share**
**84%**
Top 20: 97%
**Top-5 click share**
**25%**
Top 20: 58%
**Open market**
**14%**
- Harry Potter35% - Disguise33% - INTIMO7% - Bioworld5% - French Toast4% - Fun Costumes2% - Open — no brand owns it (22 brands, 14%)
## **harry potter dress demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -23.4% search growth over the last 90 days.
100K60KPrime Day '24Spike '24Prime Day '25Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 18.9×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/harry-potter-dress/trend)
## **Top harry potter dress search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **hermione granger costume for girls**232K/yr-43.4%1.9% conv. - **harry potter dress**33K/yr+6.4%0.3% conv. - **hermione costume girls**32K/yr+23.7%0.9% conv. - **harry potter dress women**27K/yr-18.8%0.1% conv. - **hermione granger costume**59K/yr-12.5%0.6% conv. - **hermione costume**65K/yr-40.7%1.1% conv. - **harry potter outfit for girls**14K/yr-38.6%0.2% conv. - **harry potter costume for girls**8K/yr+18.1%0.8% conv. - **hermine granger costume kids**12K/yr-35.3%1.0% conv. - **harry potter hermione costume**11K/yr-3.3%1.4% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/harry-potter-dress/search-terms)
## **Top harry potter dress 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%2%$2K4%$4K6%$6K8%$8K1101001K10K100K 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**Disguise Hermione Granger Girls Costume Deluxe Official Harry Potter Wizarding World Costume Kids Size (7-8)**Disguise**$31.80**4.6★2,733 rev](https://www.amazon.com/dp/B07KWVKXD7) [2**Disguise Hermione Granger Girls Costume Deluxe Official Harry Potter Wizarding World Costume Kids Size (4-6x)**Disguise**$30.96**4.6★2,733 rev](https://www.amazon.com/dp/B083TMX75S) [3**Disguise Hermione Granger Costume Official Harry Potter Wizarding World Outfit for Kids Classic Child Size Small (4-6x)**Disguise**$23.02**4.6★3,072 rev](https://www.amazon.com/dp/B083TLCKV3) [4**Disguise Hermione Granger Costume Official Harry Potter Wizarding World Outfit for Kids Classic Child Size Medium (7-8)**Disguise**$22.91**4.6★3,072 rev](https://www.amazon.com/dp/B07KW5S1T2) [5**Harry Potter Hermione Granger Time Turner Necklace Officially Licensed Harry Potter Accessory**Disguise**$11.04**4.0★449 rev](https://www.amazon.com/dp/B07KW3R1K9)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Harry Potter Gryffindor Girls Cosplay Hooded Shirt with Tulle and Legging Pants Set for Big Kids**Harry Potter**$21.63**6 rev10mo ago](https://www.amazon.com/dp/B0FNNCFY7H) [**Hermione Granger Costume with Necklace Official Harry Potter Halloween Outfit and Accessory Kids Size (4-6x)**Disguise**$43.87**17 rev1y ago](https://www.amazon.com/dp/B07KXNG3WN) [**Harry Potter Dress Girls Clothes Gryffindor Hedwig Owl Print Short Sleeves Sun Dress Red Plaid Summer Casual for Teen Girls Size 7-8Y**Harry Potter**$19.77**27 rev1y ago](https://www.amazon.com/dp/B0F268K6Q4) [**Harry Potter Hedwig Little Girls Square Neck Smocked Cami Maxi Dress Gossamer Pink 7-8**Harry Potter**$28.75**42 rev1y ago](https://www.amazon.com/dp/B0DHSPPSDR) [**Harry Potter Womens Allover Chibi Character Print Adult Casual A-line Skater Dress for Spring and Summer (X-Large) Multicolored**Bioworld**$29.33**18 rev2y ago](https://www.amazon.com/dp/B0D6JBFC3Q)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Harry Potter Hedwig Owl Little Girls Mesh Tulle Dress Purple 7-8**Harry Potter**$23.18**4.7★**▲ 461%**](https://www.amazon.com/dp/B0CCF889V2) [**Harry Potter Girls Gryffindor House Costume Nightgown Pajama Dress (7/8)**INTIMO**$19.18**4.8★**▲ 453%**](https://www.amazon.com/dp/B09DZ23F7X) [**Harry Potter Dress Girls Clothes Gryffindor Hedwig Owl Print Short Sleeves Sun Dress Red Plaid Summer Casual for Teen Girls Size 7-8Y**Harry Potter**$19.77**4.8★**▲ 430%**](https://www.amazon.com/dp/B0F268K6Q4) [**Harry Potter Pajama Girls Hermione Gryffindor With Tie Fleece Nightgown 7/8**INTIMO**$21.03**4.6★**▲ 425%**](https://www.amazon.com/dp/B07J2YR19C) [**Harry Potter Dress | Girls Summer Dress Girls Dresses Size 10 Red**Harry Potter**$20.51**4.7★**▲ 411%**](https://www.amazon.com/dp/B07GSDZJQ7)
**~~View all trending →~~**
## **What reviews say buyers love and hate about harry potter dress**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**22%
*“Great quality for Harry Potter world”*
**Size-Overall**17%
*“very true to size”*
**Gifting Purpose**8%
*“Cute gift”*
**Value For Money**6%
*“Good value for price”*
**Soft Feel**5%
*“They are soft”*
**Advertised Vs Actual Product**4%
*“As described”*
**Color**4%
*“Good colors”*
**Ease Of Use**4%
*“so easy”*
**Comfort-Overall**3%
*“comfortable”*
**Material Quality**3%
*“Nice material, comfortable”*
### **What buyers complain about **
**Size-Overall**22%
*“size up”*
**Quality-Overall**16%
*“buy a better quality costume from the get go”*
**Material Quality**9%
*“cheap plastic”*
**Allergies**6%
*“She is allergic to a lot of earrings”*
**Machine Wash Suitability**6%
*“Probably will not last long if washed”*
**Neck Fit**5%
*“The chiffon is too tight around the neck”*
**Durability**5%
*“During 1 day of normal wear, the earrings got so bent up it took 2 of us to get them out of my ear”*
**Functionality-Overall**5%
*“This product does not work”*
**Advertised Vs Actual Product**5%
*“Misleading”*
**Ease Of Use**2%
*“plus annoying having it come on so easily”*
### **Top return reasons **
**Size-Overall**49%
**Length**7%
**Material Quality**6%
**Waist Fit**5%
**Quality-Overall**5%
**Advertised Vs Actual Product**4%
**Value For Money**3%
**Chest Fit**3%
**Color**3%
**Product Condition**2%
## **Common harry potter dress questions**
- **Is harry potter dress profitable to sell on Amazon United States?**
- The niche generates $105K/yr across 92 tracked products. 1 of 12 products launched in the last 360 days are still selling. 90-day search growth is -23.4%. Flapen's verdict: Skip it (40/100).
- **How competitive is the harry potter dress niche?**
- 28 brands and 97 sellers compete. The top 5 products take 25% of clicks and top 5 brands hold 84% of demand.
- **What do buyers complain about in harry potter dress?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Material Quality. The return rate is 8.6% — above our launch gate.
- **When does demand for harry potter dress peak?**
- Demand peaks in Sep–Oct; the busiest month runs 18.9× the quietest.
- **What does it cost to enter the harry potter dress niche?**
- Listings span $5.22–$78.50; the average listing price is $26.74 (sweet spot $15–$100). The average incumbent carries 1,051 reviews — the moat a new listing must climb.
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