---
title: "Baby Alien Costume — $20K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/baby-alien-costume"
last_updated: "2026-08-09T14:50:52.145Z"
locale: en
meta:
description: "Niche score 43/100 · $20K/yr market · 96K searches/yr · $30.27 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $20K/yr market · 96K searches/yr · $30.27 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Baby Alien Costume — $20K/yr Amazon US Niche (2026) - Flapen"
---
# **baby alien costume**
**Skip it**
A small market ($20K/yr) — this niche doesn't clear our bar today.
Market size 5Growth 52Conversion 9Competition 71Returns 8Price range 87Avg price 95Brand share 52Review moat 67Quality gap 47
**Avg price**
**Incredible****$30.27**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$11.01–$51.23**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****42%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Good****811.14**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Good****+23.4%**
90-day search growth — must beat 0% to launch
**Brand share**
**Good****74%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Bad****0.7%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****9.8%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****$20K**
$20K/yr · 96K searches
**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, baby alien costume is a $20K/yr Amazon United States market (96K searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Sep–Oct. Verdict: Skip it — 43/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **baby alien costume market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$15K–$23K**
- units × avg price
- **Conversion rate**
- **0.7%**
- **Avg BSR**
- **#2,452**
- **Page quality**
- **0%**
- **Prime**
- **69%**
- **Sponsored**
- **79%**
- **Out of stock**
- **8.9%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **188 days**
## **Competition & brand share**
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**15 **▼falling
**Sellers**
**22**
**Top-5 brand share**
**74%**
Top 20: 100%
**Top-5 click share**
**42%**
Top 20: 87%
**Open market**
**19%**
- Cuddle Club23% - Fun Costumes17% - AuHomea12% - Morph11% - HSCTEK10% - UNDERWRAPS8%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +23.4% search growth over the last 90 days.
13K8KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Sep, Oct · busiest ÷ quietest = 83.9×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-alien-costume/trend)
## **Top baby alien costume search terms**
- **baby alien costume**39K/yr+31.9%0.4% conv. - **toddler alien costume**23K/yr+17.4%0.6% conv. - **alien costume toddler**10K/yr+27.5%0.4% conv. - **alien baby costume**7K/yr+21.0%0.2% conv. - **alien costume baby**7K/yr-8.8%0.3% conv. - **alien toddler costume**4K/yr+35.4%0.3% conv. - **infant alien costume**5K/yr+67.8%0.0% conv. - **baby alien costume 12-18 months**620/yr-82.8%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-alien-costume/search-terms)
## **Top baby alien costume 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%5%$99010%$2K15%$3K20%$4K1101001K10K100K 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**Cuddle Club Fleece Baby Bunting Bodysuit Infant One Piece Kids Hooded Romper Outerwear Toddler Jacket**Cuddle Club**$33.16**4.7★19,034 rev](https://www.amazon.com/dp/B0CX6GCHJ1) [2**Disney Pixar Toy Story Alien Baby Costume - Plush Jumpsuit with Hood Gloves & Booties - Officially Licensed 6/9mo**Fun Costumes**$51.23**4.2★7 rev](https://www.amazon.com/dp/B0FLKMF69P) [3**Morph Plush Baby Alien Costume Kids Unisex Toddler Alien Costume Halloween Costumes for Kids 6-12 months**Morph**$28.86**5.0★1 rev](https://www.amazon.com/dp/B0FC2NXLSD) [4**AuHomea Green Alien Head Newborn Baby Romper Clothing Cute Infant Long Sleeve Clothes Jumpsuit Playsuit One Piece Outfit for 0-3M Boy Girl**AuHomea**$18.76**4.3★86 rev](https://www.amazon.com/dp/B0CW2RFHBX) [5**AuHomea Green Alien Head Newborn Baby Romper Clothing Cute Infant Long Sleeve Clothes Jumpsuit Playsuit One Piece Outfit for 6-9M Boy Girl**AuHomea**$18.74**4.3★86 rev](https://www.amazon.com/dp/B0CW2LM5X5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Morph Plush Baby Alien Costume Kids Unisex Toddler Alien Costume Halloween Costumes for Kids 6-12 months**Morph**$28.86**1 rev6mo ago](https://www.amazon.com/dp/B0FC2NXLSD) [**Morph Plush Baby Alien Costume Kids Unisex Toddler Alien Costume Halloween Costumes for Kids 1-2 years**Morph**$28.65**1 rev6mo ago](https://www.amazon.com/dp/B0FC2RX1C1) [**Morph Plush Baby Alien Costume Kids Unisex Toddler Alien Costume Halloween Costumes for Kids 3-4 Years**Morph**$29.11**1 rev6mo ago](https://www.amazon.com/dp/B0FC2NY7LH) [**Infant Disney Toy Story Alien Bubble Costume with Tunic Headpiece and Mitts - Space Themed Halloween Outfit for Kids 0/3 Months**Fun Costumes**$50.10**5 rev10mo ago](https://www.amazon.com/dp/B0FQPHSJPV) [**Disney Pixar Toy Story Alien Baby Costume - Plush Jumpsuit with Hood Gloves & Booties - Officially Licensed 6/9mo**Fun Costumes**$51.23**7 rev11mo ago](https://www.amazon.com/dp/B0FLKMF69P)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**AuHomea Green Alien Head Newborn Baby Romper Clothing Cute Infant Long Sleeve Clothes Jumpsuit Playsuit One Piece Outfit for 6-9M Boy Girl**AuHomea**$18.74**4.3★**▲ 483%**](https://www.amazon.com/dp/B0CW2LM5X5) [**HSCTEK Alien Onesie Costume Kids Toddler Cute Space Pajamas Pjs Blanket Clothes 4T**HSCTEK**$30.24**4.6★**▲ 476%**](https://www.amazon.com/dp/B0DS53JXF6) [**Girl Shiny Metallic Dress Toddler Sleeveless Holographic 80s Sparkly Dance Outfits Kids Alien Space Pleated Skirt Carnival Rave Twirl Swing Dress 90s Prom Skater Mini Dress Green 3-4 Years**IBAKOM**$25.51**4.4★**▲ 459%**](https://www.amazon.com/dp/B0D9H816GW) [**AuHomea Green Alien Head Newborn Baby Romper Clothing Cute Infant Long Sleeve Clothes Jumpsuit Playsuit One Piece Outfit for 0-3M Boy Girl**AuHomea**$18.76**4.3★**▲ 396%**](https://www.amazon.com/dp/B0CW2RFHBX) [**nmuauycu Unisex Kids Aliens Onesie PajamasPolar Fleece Cosplay Animal Onesie Halloween Costume and Homewear**nmuauycu**$23.90**4.4★**▲ 350%**](https://www.amazon.com/dp/B0D2Y4XB84)
**~~View all trending →~~**
## **What buyers say about baby alien costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**50%
*“It was easy to use and absolutely precious,”*
**Quality-Overall**25%
*“So cute and great quality”*
**Size-Overall**25%
*“It fit perfectly on her carrier”*
### **Top return reasons **
**Size-Overall**61%
**Material Quality**7%
**Length**5%
**Advertised Vs Actual Product**4%
**Product Condition**4%
**Chest Fit**3%
**Functionality-Overall**3%
**Color**2%
**Value For Money**2%
**Quality-Overall**2%
## **Common questions**
- **Is baby alien costume profitable to sell on Amazon United States?**
- The niche generates $20K/yr across 29 tracked products. 0 of 6 products launched in the last 360 days are still selling. 90-day search growth is +23.4%. Flapen's verdict: Skip it (43/100).
- **How competitive is the baby alien costume niche?**
- 15 brands and 22 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 74% of demand.
- **When does demand for baby alien costume peak?**
- Demand peaks in Sep–Oct; the busiest month runs 83.9× the quietest.
- **What does it cost to enter the baby alien costume niche?**
- Listings span $11.01–$51.23; the average listing price is $30.27 (sweet spot $15–$100). The average incumbent carries 811 reviews — the moat a new listing must climb.
## **Related niches in Clothing, Shoes & Jewelry**
- 72 [**first communion gifts for boys**](https://flapen.com/research/us/clothing-shoes-jewelry/first-communion-gifts-for-boys)$398K/yr+223.5%**Worth a look**- 72 [**fifa world cup 2026 tshirt**](https://flapen.com/research/us/clothing-shoes-jewelry/fifa-world-cup-2026-tshirt)$177K/yr>1,000%**Worth a look**- 72 [**american flag hat**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-hat)$764K/yr+428.8%**Worth a look**- 72 [**white socks men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-socks-men)$3.0M/yr+13.3%**Launch it**- 72 [**american flag overalls**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-overalls)$662K/yr>1,000%**Worth a look**- 73 [**white ankle socks for men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-ankle-socks-for-men)$448K/yr+88.3%**Worth a look**[**All Clothing, Shoes & Jewelry niches **](https://flapen.com/research/us/clothing-shoes-jewelry)