Womens Halloween Costume Adult
FailBuyers convert on only 0.2% of searches, so Womens Halloween Costume Adult is a Fail.
- Flapen Score
- 29 / 100Ranks 2,364 of 2,461 Fashion niches · −19 vs the category median of 4829
- Market size
- £22K/yr728K searches / yr
- 90-day growth
- -23.7%search demand this quarter
- Competition
- 90%top-5 click share · 8 brands · 44 sellers
Flapen Score
Womens Halloween Costume Adult against its category
The dotted line is the Fashion average. Past it, Womens Halloween Costume Adult is stronger. Inside it, weaker.
Market
The Womens Halloween Costume Adult market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Womens Halloween Costume Adult 728K times last year and spent an estimated £22K. The top 5 brands take 93% of clicks. Demand peaks in Oct–Nov. Flapen scores it 29 out of 100, a Fail.
01 · Demand
An estimated 0.2% of those searches ended in a purchase.
Shoppers searched for this 728K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 0.2% of those searches ended in a purchase. Searches in the last 90 days moved -23.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £22K a year.
- Searches, last 12 months
- 728K
- Growth, 90 days vs prior 90
- -23.7%
- Conversion, latest week
- 0.2%
- Market size, estimated
- £22Ka year
- Peak month
- October377.4× the quietest month
- Top search term
- costume women46K searches a year
02 · Price
A sale here is worth £15.96.
Listings sell for £15.96 on average, from £4.96 to £31.86. Amazon reports units sold in ranges. This niche sold 3K to 3K a year. The average listing sells 0 to 100 of them. At £15.96 that is £0 to £2K a year per listing.
- Average price
- £15.96inside the $15 to $100 sweet spot
- Price range
- £4.96–£31.86
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 3K–3K
- Units per listing a year
- 0–100
- Revenue per listing a year
- £0–£2K
- Returns
- 4.4%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
67% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 16.9% of listings are out of stock. The average listing ranks #596 within Nightwear, Lingerie & Underwear. It carries 991 reviews at 3.74 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 67%
- Prime listings
- 100%
- Out of stock, average day
- 16.9%
- Average rank
- #596in Nightwear, Lingerie & Underwear
- Average rating
- 3.74 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 991per listing
- Listings tracked
- 9
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 38 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 38 months
Products
Top Womens Halloween Costume Adult 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 23, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
RSLOVE Women Lingerie Sets Costume - Sexy Maid Outfits Sleepwear Dress for Halloween Cosplay Black Medium
- Price
- £14.73
- Rating
- 4.2/5
- Reviews
- 218
- Age
- 1y ago

Smiffys Grease Pink Ladies Jacket for Women Pink Jacket with Embroidered Logo Officially Licensed Ideal for Matching Group Outfits Fancy Dress and Playful Music-Themed Events Halloween
- Price
- £12.30
- Rating
- 4.2/5
- Reviews
- 3,768
- Age
- 18y ago

HENBRANDT Adult Womens Roman Lady Mini Dress with Shawl and Headpiece Short White Toga Fancy Dress Costume Ancient History Dress Up Outfit One Size Ladies Fancy Dress Costume
- Price
- £8.79
- Rating
- 4.0/5
- Reviews
- 290
- Age
- 11y ago

SEAUR Womens Faux Leather Lingerie Mini Dress PU V Neck Backless Babydoll Dress Wet Look Halloween Costumes Party Nightwear with Thongs Pink M
- Price
- £19.74
- Rating
- 2.5/5
- Reviews
- 9
- Age
- 10mo ago

Fortunezone Princess Leia Costume Adult Halloween Cosplay White Long Dress with Belt
- Price
- £31.86
- Rating
- 4.1/5
- Reviews
- 18
- Age
- 1y ago
Trending
estimated 90-day click momentum
SEAUR Womens Faux Leather Lingerie Mini Dress PU V Neck Backless Babydoll Dress Wet Look Halloween Costumes Party Nightwear with Thongs Pink M
- Price
- £19.74
- Rating
- 2.5/5
- Reviews
- 9
- Age
- 10mo ago

Fortunezone Princess Leia Costume Adult Halloween Cosplay White Long Dress with Belt
- Price
- £31.86
- Rating
- 4.1/5
- Reviews
- 18
- Age
- 1y ago

Smiffys Grease Pink Ladies Jacket for Women Pink Jacket with Embroidered Logo Officially Licensed Ideal for Matching Group Outfits Fancy Dress and Playful Music-Themed Events Halloween
- Price
- £12.30
- Rating
- 4.2/5
- Reviews
- 3,768
- Age
- 18y ago

RSLOVE Women Lingerie Sets Costume - Sexy Maid Outfits Sleepwear Dress for Halloween Cosplay Black Medium
- Price
- £14.73
- Rating
- 4.2/5
- Reviews
- 218
- Age
- 1y ago

HENBRANDT Adult Womens Roman Lady Mini Dress with Shawl and Headpiece Short White Toga Fancy Dress Costume Ancient History Dress Up Outfit One Size Ladies Fancy Dress Costume
- Price
- £8.79
- Rating
- 4.0/5
- Reviews
- 290
- Age
- 11y ago
Newest
by launch date
SEAUR Womens Faux Leather Lingerie Mini Dress PU V Neck Backless Babydoll Dress Wet Look Halloween Costumes Party Nightwear with Thongs Pink M
- Price
- £19.74
- Rating
- 2.5/5
- Reviews
- 9
- Age
- 10mo ago

SGFNXB Halloween Costumes Adult Women 5 PCS Witch Costumes Set Witch Cape Hat Gloves Stockings and Broom World Book Day Costume for Halloween Christmas Cosplay and Themed Parties for 14+
- Price
- £23.79
- Rating
- 3.2/5
- Reviews
- 12
- Age
- 11mo ago

Fortunezone Princess Leia Costume Adult Halloween Cosplay White Long Dress with Belt
- Price
- £31.86
- Rating
- 4.1/5
- Reviews
- 18
- Age
- 1y ago

RSLOVE Women Lingerie Sets Costume - Sexy Maid Outfits Sleepwear Dress for Halloween Cosplay Black Medium
- Price
- £14.73
- Rating
- 4.2/5
- Reviews
- 218
- Age
- 1y ago

URAQT Tulle Tutu Skirts for Women LED Light Up Tutu Skirts Sequins Stars Elastic Tutu Adult Teen Skirt Ballet Dance Festival Outfit Halloween Party Costume # Black
- Price
- £4.96
- Rating
- 4.1/5
- Reviews
- 824
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 90% of clicks. A locked shelf that new listings rarely crack.
Brands
8 rising
Sellers
44
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
90%
Top 20: 100%
Open market
4%
- RSLOVE37%
- Smiffys34%
- HENBRANDT13%
- SEAUR5%
- Fortunezone3%
- DELIMALI3%
- Open — no brand owns it (2 brands, 4%)
Demand
Womens Halloween Costume Adult search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Oct, Nov · busiest ÷ quietest = 377.4×
Search terms
Top Womens Halloween Costume Adult search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- costume women46K/yr
- womens halloween costume adult667K/yr
- halloween costumes plus size14K/yr
Reviews and returns
What reviews say buyers love and hate about Womens Halloween Costume Adult
We read the reviews and the return reasons for every product selling here.
“Very thin,”
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.
10 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 Womens Halloween Costume Adult 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









