Costumes for Girls
FailBuyers convert on only 0.0% of searches, so Costumes for Girls is a Fail.
- Flapen Score
- 35 / 100Ranks 14,546 of 16,930 Clothing, Shoes & Jewelry niches · −10 vs the category median of 4535
- Market size
- $12K/yr1.0M searches / yr
- 90-day growth
- -21.9%search demand this quarter
- Competition
- 55%top-5 click share · 19 brands · 54 sellers
Flapen Score
Costumes for Girls against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Costumes for Girls is stronger. Inside it, weaker.
Market
The Costumes for Girls market on Amazon at a glance
Shoppers on Amazon United States searched for Costumes for Girls 1.0M times last year and spent an estimated $12K. The top 5 brands take 60% of clicks. Demand peaks in Sep–Oct. Flapen scores it 35 out of 100, a Fail.
01 · Demand
An estimated 0.0% of those searches ended in a purchase.
Shoppers searched for this 1.0M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 0.0% of those searches ended in a purchase. Searches in the last 90 days moved -21.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $12K a year.
- Searches, last 12 months
- 1.0M
- Growth, 90 days vs prior 90
- -21.9%
- Conversion, latest week
- 0.0%
- Market size, estimated
- $12Ka year
- Peak month
- October199.8× the quietest month
- Top search term
- halloween costumes for girls 10-12184K searches a year
02 · Price
A sale here is worth $27.77.
Listings sell for $27.77 on average, from $6.54 to $46.04. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 0 to 100 of them. At $27.77 that is $0 to $3K a year per listing.
- Average price
- $27.77inside the $15 to $100 sweet spot
- Price range
- $6.54–$46.04
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 3K–4K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 5.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
83% of listings pay for placement with sponsored ads. 96% ship with Prime. On an average day, 17.1% of listings are out of stock. The average listing ranks #2,263 within Girls. It carries 721 reviews at 4.55 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 83%
- Prime listings
- 96%
- Out of stock, average day
- 17.1%
- Average rank
- #2,263in Girls
- Average rating
- 4.55 starsAmazon United States average 4.42 stars
- Average reviews
- 721per listing
- Listings tracked
- 23
04 · Newcomers
2 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 34 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 3
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 34 months
Products
Top Costumes for Girls products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Japanese Traditional Dress Kimono Robe for Kids Girls Costume Silk Folding Fans hairstick Fox mask Set(red Back 150cm)
- Price
- $36.80
- Rating
- 4.8/5
- Reviews
- 299
- Age
- 3y ago

mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
- Price
- $36.83
- Rating
- 4.6/5
- Reviews
- 169
- Age
- 5mo ago

Kids Girl Pirate Halloween Cosplay Costume (10-12Y)
- Price
- $46.04
- Rating
- 4.2/5
- Reviews
- 303
- Age
- 9y ago

Joyxiam Kids Onesie One-Piece Pajamas Girl Halloween Costumes(10-12Years)
- Price
- $25.32
- Rating
- 4.6/5
- Reviews
- 504
- Age
- 3y ago

NXXBLLLY Kids Onesie Animal Pajamas Halloween Costumes Christmas Cosplay Costumes for Girl(10-12 Years)
- Price
- $20.68
- Rating
- 4.6/5
- Reviews
- 162
- Age
- 2y ago
Trending
estimated 90-day click momentum
SEHIOZNI Kids Funny Green Monster Onesie Silly Big Mouth Monster Cartoon Soft Plush One Piece (Purple 10-13 Years)
- Price
- $24.02
- Rating
- 4.2/5
- Reviews
- 14
- Age
- 1mo ago

GRACE KARIN Teen Girls Formal Dress Black Kids Sequin Fancy Party Prom Sparkly Pageant Birthday Graduation Dresses Size 10-12
- Price
- $35.95
- Rating
- 4.8/5
- Reviews
- 767
- Age
- 2y ago

mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
- Price
- $36.83
- Rating
- 4.6/5
- Reviews
- 169
- Age
- 5mo ago

AstraPrime Unisex Kids Onesie Flannel Cosplay Costume Halloween Onesie Pajamas Home Clothing(8-10Years)
- Price
- $21.17
- Rating
- 4.5/5
- Reviews
- 144
- Age
- 1y ago

mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (12-14 Years)
- Price
- $35.53
- Rating
- 4.6/5
- Reviews
- 169
- Age
- 3mo ago
Newest
by launch date
SEHIOZNI Kids Funny Green Monster Onesie Silly Big Mouth Monster Cartoon Soft Plush One Piece (Purple 10-13 Years)
- Price
- $24.02
- Rating
- 4.2/5
- Reviews
- 14
- Age
- 1mo ago

mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (12-14 Years)
- Price
- $35.53
- Rating
- 4.6/5
- Reviews
- 169
- Age
- 3mo ago

mcuaeddu Demogorgon Onesie Halloween Costume Costume Warm Long Sleeve Costume (10-12 Years)
- Price
- $36.83
- Rating
- 4.6/5
- Reviews
- 169
- Age
- 5mo ago

Rarjuiey Halloween Toddler Girl Outfit Boo Romper Spaghetti Strap Ghost Jumpsuit Bell Bottoms Outfits Spooky Clothes (Boo Ghost Black 4-5T)
- Price
- $14.65
- Rating
- 4.7/5
- Reviews
- 141
- Age
- 1y ago

AstraPrime Unisex Kids Onesie Flannel Cosplay Costume Halloween Onesie Pajamas Home Clothing(8-10Years)
- Price
- $21.17
- Rating
- 4.5/5
- Reviews
- 144
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 55% of clicks. Leaders hold, but buyers still shop past them.
Brands
19 falling
Sellers
54
Est. top-5 brand share
60%
Top 20: 100%
Est. top-5 click share
55%
Top 20: 95%
Open market
35%
- Elibelle35%
- mcuaeddu9%
- FFNXKLDZSW6%
- DSplay5%
- Joyxiam5%
- NXXBLLLY5%
Demand
Costumes for Girls search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct · busiest ÷ quietest = 199.8×
Search terms
Top Costumes for Girls search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- halloween costumes for girls 10-12184K/yr
- costumes for girls 10-12106K/yr
- girls costumes 10-1282K/yr
- cute costumes for girls31K/yr
- cute halloween costumes for girls 10-1226K/yr
- halloween costumes for girls 12-1455K/yr
- halloween costumes for 11 year old girls28K/yr
- girl costumes 7-830K/yr
- costume for girls 10-1233K/yr
- girl costumes 10-1242K/yr
Reviews and returns
What reviews say buyers love and hate about Costumes for Girls
We read the reviews and the return reasons for every product selling here.
“Couldve been better constructed basically just very cheap gloves with electronics inside it to flash”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
22 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Costumes for Girls questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









