---
title: "Toilet Seat with Toddler Seat Built in — $430K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/baby-products/toilet-seat-with-toddler-seat-built-in"
last_updated: "2026-08-09T07:26:11.933Z"
locale: en
meta:
description: "Niche score 44/100 · $430K/yr market · 199K searches/yr · $31.85 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 44/100 · $430K/yr market · 199K searches/yr · $31.85 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Toilet Seat with Toddler Seat Built in — $430K/yr Amazon US Niche (2026) - Flapen"
---
# **toilet seat with toddler seat built in**
**Skip it**
Soft demand (-3.0% this quarter) — this niche doesn't clear our bar today.
Market size 57Growth 23Conversion 73Competition 34Returns 24Price range 85Avg price 95Brand share 28Review moat 25Quality gap 43
**Avg price**
**Incredible****$31.85**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.60–$53.91**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Good****$430K**
$430K/yr · 199K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Bad****4,341.65**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Bad****5.2%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-3.0%**
90-day search growth — must beat 0% to launch
**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, toilet seat with toddler seat built in is a $430K/yr Amazon United States market (199K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Jul–Aug–Sep. Verdict: Skip it — 44/100.
Data updated Jul 20, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **toilet seat with toddler seat built in market data**
- **Units sold / yr**
- **15K–20K**
- avg 750–1,000/product
- **Revenue / yr**
- **$478K–$637K**
- units × avg price
- **Conversion rate**
- **6.8%**
- **Avg BSR**
- **#24**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **50 months**
- **Avg seller age**
- **159 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**27**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**9%**
- Mayfair60% - 1M11% - Jool Baby9% - Frida4% - IDEALHOUSE3% - Huttdmel3% - Open — no brand owns it (4 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -3.0% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug, Sep · busiest ÷ quietest = 4.0×
[**Open Trend **](https://flapen.com/research/us/baby-products/toilet-seat-with-toddler-seat-built-in/trend)
## **Top toilet seat with toddler seat built in search terms**
- **toilet seat with toddler seat built in**60K/yr-6.2%5.6% conv. - **elongated toilet seat with toddler seat**33K/yr-2.9%8.3% conv. - **toddler toilet seat built in**11K/yr-34.1%5.3% conv. - **flip and sit potty seat**9K/yr-11.2%4.6% conv. - **toilet seat with built in toddler seat**7K/yr+74.1%4.3% conv. - **next step 2 toilet seat**9K/yr-0.3%9.0% conv. - **built in potty training toilet seat**11K/yr-29.2%4.8% conv. - **toilet seat with kids seat built in**6K/yr+38.1%5.4% conv. - **bemis next step 2 toilet seat**6K/yr+24.4%2.3% conv. - **family toilet seat**7K/yr-3.7%4.4% conv. [**All search terms **](https://flapen.com/research/us/baby-products/toilet-seat-with-toddler-seat-built-in/search-terms)
## **Top toilet seat with toddler seat built in 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%10%$43K20%$86K30%$129K40%$172K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Little2Big Toilet Seat with Built-In Toddler Potty Training Seat Slow Close Easy to Install Made in USA ELONGATED White**Mayfair**$28.41**4.5★9,653 rev](https://www.amazon.com/dp/B07ZQR5KXV) [2**Mayfair NextStep2 Toilet Seat with Built-In Potty Training Seat Slow-Close Removable that will Never Loosen Elongated White**Mayfair**$39.46**4.5★19,462 rev](https://www.amazon.com/dp/B07ZQSHT16) [3**Jool Baby Quick Flip Toilet Seat with Built-in Potty & Splash Guard for Toddler Training Slow Close (Elongated)**Jool Baby**$53.66**4.5★1,331 rev](https://www.amazon.com/dp/B0CGC5PPVT) [4**1M Family Toilet Seat Patented Slow Close & Quick Releasing Technology Anti-Wiggling Easy to Install and Clean Standard Elongated with Toddler Seat Built In (1 Piece)**1M**$39.23**4.7★612 rev](https://www.amazon.com/dp/B0C7P5XKLZ) [5**Mayfair NextStep2 Toilet Seat with Built-In Potty Training Seat Slow-Close Removable that will Never Loosen Round White**Mayfair**$35.32**4.5★19,462 rev](https://www.amazon.com/dp/B07ZQT2R9N)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Frida Baby Drop Down Potty Seat Potty Training Seat for Toddlers Attaches Securely to Adult Toilet Flips Up or Stays Down for Kid Ready Access Easy to Clean Secure Stable & Easy to Install**Frida**$14.97**5,113 rev4mo ago](https://www.amazon.com/dp/B0GPZQZZ28) [**KHE Elongated Toilet Seat with Child Seat 18.5 Inch Soft Close Toilet Seat with No-Touch Handle Quick Release Non-Slip Durable PP White**KHE**$39.52**51 rev5mo ago](https://www.amazon.com/dp/B0GF8CBHGP) [**19 Elongated Toilet Seat with Built-In Potty Training Seat Soft Quiet-Close Lid with Non-Slip Design Magnetic Kids Seat in White Easy to Install and Clean**IDEALHOUSE**$20.51**68 rev7mo ago](https://www.amazon.com/dp/B0G5P8HWZ8) [**Bright Starts Disney Baby Minnie Mouse Flip & Sit Potty Training Seat Attaches to Toilet Securely Space Saving Design Fits Most Toilets**Bright Starts**$12.77**1,523 rev1y ago](https://www.amazon.com/dp/B0DSWM5TMG) [**1M Family Toilet Seat Patented Slow Close & Quick Releasing Technology Anti-Wiggling Easy to Install and Clean Standard Round with Toddler Seat Built In (1 Piece)**1M**$38.83**237 rev1y ago](https://www.amazon.com/dp/B0DDHJ74WZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Frida Baby Drop Down Potty Seat Potty Training Seat for Toddlers Attaches Securely to Adult Toilet Flips Up or Stays Down for Kid Ready Access Easy to Clean Secure Stable & Easy to Install**Frida**$14.97**4.8★**▲ 252%**](https://www.amazon.com/dp/B0GPZQZZ28) [**KHE Elongated Toilet Seat with Child Seat 18.5 Inch Soft Close Toilet Seat with No-Touch Handle Quick Release Non-Slip Durable PP White**KHE**$39.52**4.4★**▲ 216%**](https://www.amazon.com/dp/B0GF8CBHGP) [**19 Elongated Toilet Seat with Built-In Potty Training Seat Soft Quiet-Close Lid with Non-Slip Design Magnetic Kids Seat in White Easy to Install and Clean**IDEALHOUSE**$20.51**4.6★**▲ 135%**](https://www.amazon.com/dp/B0G5P8HWZ8) [**Elongated Toilet Seat with Built in Potty Training Seat Potty Training Toilet Seat for Toddlers Magnetic Kids Seat and Cover Slow Close and Never Loosen Fits both Adult and Child White 19**Hosslly**$27.06**4.5★**▲ 70%**](https://www.amazon.com/dp/B0BJV4HZWD) [**Mayfair NextStep Toilet Seat with Built-In Potty Training Seat Slow-Close Removable that will Never Loosen ELONGATED White**Mayfair**$36.27**4.6★**▲ 66%**](https://www.amazon.com/dp/B0C4ZVVG8Q)
**~~View all trending →~~**
## **What buyers say about toilet seat with toddler seat built in**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**14%
*“easy to put on”*
**Size-Overall**10%
*“Fit great”*
**Quality-Overall**8%
*“Overall, its a convenient product with solid build quality,”*
**Assembly/Installation**8%
*“Easy to set up”*
**Ease Of Cleaning**6%
*“Still Looks Clean”*
**Strength**5%
*“Well built”*
**Value For Money**5%
*“Good price”*
**Cushion**4%
*“The seat is comfortable”*
**Advertised Vs Actual Product**3%
*“As described”*
**Durability**3%
*“Very durable”*
### **What buyers complain about **
**Durability**15%
*“Breaks easily”*
**Adhesion/Stickiness**12%
*“Adhesive doesn't last”*
**Size-Overall**7%
*“Too short”*
**Quality-Overall**7%
*“Bad quality”*
**Ease Of Use**5%
*“Not the easiest to use”*
**Value For Money**4%
*“Waste of money”*
**Strength**3%
*“Not sturdy”*
**Ease Of Cleaning**3%
*“making it look dirty”*
**Leak-Proof**2%
*“Leaks”*
**Assembly/Installation**2%
*“Nightmare installation”*
### **Top return reasons **
**Size-Overall**58%
**Adhesion/Stickiness**5%
**Defective Material/Parts**5%
**Advertised Vs Actual Product**5%
**Compatibility-Overall**3%
**Functionality-Overall**3%
**Shape/Style**2%
**Value For Money**2%
**Assembly/Installation**2%
**Material Quality**2%
## **Common questions**
- **Is toilet seat with toddler seat built in profitable to sell on Amazon United States?**
- The niche generates $430K/yr across 17 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is -3.0%. Flapen's verdict: Skip it (44/100).
- **How competitive is the toilet seat with toddler seat built in niche?**
- 10 brands and 27 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in toilet seat with toddler seat built in?**
- Top complaints mined from reviews: Durability, Adhesion/Stickiness, Size-Overall. The return rate is 5.2% — above our launch gate.
- **When does demand for toilet seat with toddler seat built in peak?**
- Demand peaks in Jul–Aug–Sep; the busiest month runs 4.0× the quietest.
- **What does it cost to enter the toilet seat with toddler seat built in niche?**
- Listings span $9.60–$53.91; the average listing price is $31.85 (sweet spot $15–$100). The average incumbent carries 4,342 reviews — the moat a new listing must climb.
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