---
title: "Baby Billy — $21K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/baby-billy"
last_updated: "2026-08-09T12:30:34.746Z"
locale: en
meta:
description: "Niche score 44/100 · $21K/yr market · 75K searches/yr · $23.74 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $21K/yr market · 75K searches/yr · $23.74 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Baby Billy — $21K/yr Amazon US Niche (2026) - Flapen"
---
# **baby billy**
**Skip it**
A small market ($21K/yr) — this niche doesn't clear our bar today.
Market size 5Growth 18Conversion 15Competition 83Returns 88Price range 86Avg price 95Brand share 31Review moat 85Quality gap 15
**Avg price**
**Incredible****$23.74**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$9.30–$59.70**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****298.31**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Great****32%**
top-5 click share — an open shelf
**Brand share**
**Okay****86%**
top-5 brand share — brands hold most of the demand
**Growth**
**Bad****-14.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.2%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.8★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$21K**
$21K/yr · 75K searches
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, baby billy is a $21K/yr Amazon United States market (75K searches/yr). The top 5 brands hold 86% of demand. Demand peaks in Jun–Dec. Verdict: Skip it — 44/100.
Data updated Jul 20, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **baby billy market data**
- **Units sold / yr**
- **500–750**
- avg 0–100/product
- **Revenue / yr**
- **$12K–$18K**
- units × avg price
- **Conversion rate**
- **1.2%**
- **Avg BSR**
- **#141,483**
- **Page quality**
- **0%**
- **Prime**
- **33%**
- **Sponsored**
- **51%**
- **Out of stock**
- **8.6%**
- **Avg brand age**
- **38 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.
**Brands**
**13 **▲rising
**Sellers**
**14**
**Top-5 brand share**
**86%**
Top 20: 100%
**Top-5 click share**
**32%**
Top 20: 72%
**Open market**
**10%**
- Donkey Tees45% - The Righteous Gemstones20% - DARGLO11% - Generic7% - Tretdaity4% - Black Rabbit3% - Open — no brand owns it (7 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 60 weeks — -14.2% search growth over the last 90 days.
10K6KHoliday '25Spike '26 seasonJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Jun, Dec · busiest ÷ quietest = 5.5×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-billy/trend)
## **Top baby billy search terms**
- **baby billy t shirt**23K/yr-6.0%0.8% conv. - **baby billy**21K/yr-32.9%0.4% conv. - **uncle baby billy**14K/yr-18.3%0.6% conv. - **uncle baby billy shirt**9K/yr-9.8%0.7% conv. - **baby billy shirt**6K/yr+19.0%0.6% conv. - **baby billy bible bonkers shirt**2K/yr+2.7%1.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-billy/search-terms)
## **Top baby billy 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%3%$6386%$1K9%$2K12%$3K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Baby Billy Bonkers - Funny Humor Bible Preacher tv Game Show Comedy Xs-6x - Soft - Unisex Tee Small Navy**Donkey Tees**$27.62**4.5★18 rev](https://www.amazon.com/dp/B0F5D8RH97) [2**The Righteous Gemstones Baby Billy Heartthrob T-Shirt**The Righteous Gemstones**$19.14**4.7★72 rev](https://www.amazon.com/dp/B0DHHFPDVV) [3**Uncle Baby Billy 8-Ball and $2 Million Shirt - Funny Retro Quote Tee Satirical Graphic T-Shirt for Fans of Dark Comedy Natural**DARGLO**$18.12**5.0★6 rev](https://www.amazon.com/dp/B0FDH132VB) [4**Uncle Baby Billy Go Outside Fan Gift v2 T Shirt L Black**Generic**$23.74**4.8★21 rev](https://www.amazon.com/dp/B0DYWV8Z49) [5**The 7 Best Baby Billy Funny Shirts - Hilarious Comedy Show Mens Humor Xs-5x Soft Cotton T-Shirt**Donkey Tees**$28.00**5.0★4 rev](https://www.amazon.com/dp/B0FDQ59VBT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Righteous Gemstones Uncle Baby Billy Officially Licensed T-Shirt**The Righteous Gemstones**$19.16**0 rev2mo ago](https://www.amazon.com/dp/B0H2FSGRJK) [**Black Rabbit Still Misbehavin Tour 1989 Retro Baby Billy Shirt Unisex Classic T-Shirt (Soft Premium Tee - Black XX-Large)**Black Rabbit**$34.54**3 rev8mo ago](https://www.amazon.com/dp/B0G35XJ7BD) [**Black Rabbit Still Misbehavin Tour 1989 Retro Baby Billy Shirt Unisex Classic T-Shirt (Soft Premium Tee - White X-Large)**Black Rabbit**$31.45**3 rev8mo ago](https://www.amazon.com/dp/B0G361QXBK) [**The Righteous Gemstones Baby Billy Go Outside T-Shirt**The Righteous Gemstones**$19.00**1 rev8mo ago](https://www.amazon.com/dp/B0G2753WRX) [**The Righteous Gemstones Baby Billy Teenjus T-Shirt**The Righteous Gemstones**$19.30**5 rev8mo ago](https://www.amazon.com/dp/B0G275DD1M)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Uncles Drinking Buddy Baby Bodysuit Cute Newborn Boy Clothes Adorable Infant Unisex Romper (6 Months Black)**CBTwear**$13.25**4.7★**▲ 189%**](https://www.amazon.com/dp/B08L45M5TN) [**Righteous Gemstones Uncle Baby Billy Officially Licensed T-Shirt**The Righteous Gemstones**$19.16**0.0★**▲ 188%**](https://www.amazon.com/dp/B0H2FSGRJK) [**Tretdaity Boy Men Baby Billy Wonder Graphic T-Shirt GO Outside Nerd Print 100% Cotton Funny Cool Tops Black 2XL**Tretdaity**$9.86**4.5★**▲ 178%**](https://www.amazon.com/dp/B0FF4CBRSM) [**The 7 Best Baby Billy Funny Shirts - Hilarious Comedy Show Mens Humor Xs-5x Soft Cotton T-Shirt**Donkey Tees**$27.16**5.0★**▲ 175%**](https://www.amazon.com/dp/B0FDPY8DMX) [**Black Rabbit Still Misbehavin Tour 1989 Retro Baby Billy Shirt Unisex Classic T-Shirt (Soft Premium Tee - White X-Large)**Black Rabbit**$31.45**5.0★**▲ 171%**](https://www.amazon.com/dp/B0G361QXBK)
**~~View all trending →~~**
## **What buyers say about baby billy**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**46%
*“Very comfortable fit”*
**Print Quality**13%
*“print was good quality”*
**Thickness**13%
*“baby Billy is funny af shirt was decent quality thick”*
**Comfort-Overall**13%
*“Very comfortable”*
**Advertised Vs Actual Product**8%
*“Just like the picture”*
### **What buyers complain about **
**Size-Overall**50%
*“Runs a little small”*
**Print Quality**17%
*“None of the print came off the first time we washed it”*
### **Top return reasons **
**Size-Overall**68%
**Length**9%
**Material Quality**7%
**Sleeve Fit**6%
**Print Quality**4%
**Quality-Overall**4%
**Collar Quality**3%
**Shrinkage Resistance**1%
**Shape/Style**1%
## **Common questions**
- **Is baby billy profitable to sell on Amazon United States?**
- The niche generates $21K/yr across 51 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is -14.2%. Flapen's verdict: Skip it (44/100).
- **How competitive is the baby billy niche?**
- 13 brands and 14 sellers compete. The top 5 products take 32% of clicks and top 5 brands hold 86% of demand.
- **What do buyers complain about in baby billy?**
- Top complaints mined from reviews: Size-Overall, Print Quality. The return rate is 1.4%.
- **When does demand for baby billy peak?**
- Demand peaks in Jun–Dec; the busiest month runs 5.5× the quietest.
- **What does it cost to enter the baby billy niche?**
- Listings span $9.30–$59.70; the average listing price is $23.74 (sweet spot $15–$100). The average incumbent carries 298 reviews — the moat a new listing must climb.
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