---
title: "Spongebob House — $166K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/spongebob-house"
last_updated: "2026-07-21T20:41:26.346Z"
locale: en
meta:
description: "Niche score 40/100 · $166K/yr market · 327K searches/yr · $23.08 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $166K/yr market · 327K searches/yr · $23.08 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Spongebob House — $166K/yr Amazon US Niche (2026) - Flapen"
---
# **spongebob house**
**Skip it**
Brand-locked demand (top 5 brands take 93% of clicks) — this niche doesn't clear our bar today.
Market size 34Growth 18Conversion 27Competition 39Returns 79Price range 57Avg price 95Brand share 17Review moat 24Quality gap 50
**Avg price**
**Incredible****$23.08**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.8%**
return rate — above 6% kills the launch gate
**Price range**
**Good****$2.92–$152.76**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****62%**
top-5 click share — leaders hold, buyers still browse
**Market size**
**Okay****$166K**
$166K/yr · 327K searches
**Conversion**
**Okay****2.2%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Bad****6,387.88**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-13.9%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, spongebob house is a $166K/yr Amazon United States market (327K searches/yr). The top 5 brands hold 93% of demand. Verdict: Skip it — 40/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **spongebob house market data**
- **Units sold / yr**
- **6K–8K**
- avg 250–500/product
- **Revenue / yr**
- **$138K–$185K**
- units × avg price
- **Launch success**
- **—**
- 1 of 3 new (360d)
- **Conversion rate**
- **2.2%**
- **Avg BSR**
- **#764**
- **Page quality**
- **0%**
- **Prime**
- **88%**
- **Sponsored**
- **44%**
- **Out of stock**
- **8.2%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **152 days**
## **Competition & brand share**
The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▲rising
**Sellers**
**41**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**62%**
Top 20: 96%
**Open market**
**6%**
- Penn-Plax75% - LYYAB11% - Moonorange4% - Ameliade2% - MHYGKTXRA1% - Fiupan1% - Open — no brand owns it (6 brands, 6%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.9% search growth over the last 90 days.
8K6KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/spongebob-house/trend)
## **Top spongebob house search terms**
- **spongebob fish tank decorations**99K/yr-16.9%2.1% conv. - **spongebob aquarium decor**53K/yr-13.8%2.1% conv. - **sponge bob fish tank decor**27K/yr-10.5%2.2% conv. - **spongebob fish tank**20K/yr-14.8%0.6% conv. - **spongebob fish tank decor**14K/yr-7.6%1.7% conv. - **spongebob house**18K/yr-22.7%0.5% conv. - **sponge bob aquarium decor**11K/yr-0.4%2.2% conv. - **spongebob mini figures**12K/yr-23.0%0.5% conv. - **spongebob aquarium**10K/yr-18.8%0.8% conv. - **fish tank decor spongebob**5K/yr+78.3%1.9% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/spongebob-house/search-terms)
## **Top spongebob house 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%4%$7K8%$13K12%$20K16%$27K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 25 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Penn-Plax Officially Licensed Spongebob 6 Piece Mini Aquarium Ornament Set Great for Saltwater and Freshwater Tanks**Penn-Plax**$22.50**4.5★14,537 rev](https://www.amazon.com/dp/B00KUXS8WO) [2**Penn-Plax Officially Licensed Spongebob Squarepants Fish Tank Decorations | Spongebobs Pineapple Squidward Home and The Crusty Crab Resin Figurines | Aquarium and Terrarium Dcor**Penn-Plax**$29.10**4.5★14,537 rev](https://www.amazon.com/dp/B006395O9O) [3**Penn-Plax Spongebob and Pineapple House Aquarium Ornament | 2 Piece Set | Great for Fresh or alt Water Tanks**Penn-Plax**$12.04**4.5★14,537 rev](https://www.amazon.com/dp/B00BS9631C) [4**Penn-Plax Spongebob Squarepants Officially Licensed Aquarium Ornament Spongebobs Pineapple House Medium**Penn-Plax**$11.56**4.5★15,956 rev](https://www.amazon.com/dp/B0026GXXMS) [5**LYYAB Aquarium Background Stickers for 5-9 Gallon Tanks Cartoon Underwater Self-Adhesive Fish Tank Reptile Terrarium Decor Poster (16 x 12inches / (41 x 31 cm))**LYYAB**$12.02**4.1★49 rev](https://www.amazon.com/dp/B0FQPQKB32)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**LYYAB Aquarium Background Stickers for 5-9 Gallon Tanks Cartoon Underwater Self-Adhesive Fish Tank Reptile Terrarium Decor Poster (16 x 12inches / (41 x 31 cm))**LYYAB**$12.02**49 rev10mo ago](https://www.amazon.com/dp/B0FQPQKB32) [**LYYAB Aquarium Background Stickers for 5-12 Gallon Tanks Cartoon Underwater Self-Adhesive Fish Tank Reptile Terrarium Decor Poster (24 x 12inches / (61 x 31 cm))**LYYAB**$14.82**49 rev10mo ago](https://www.amazon.com/dp/B0FQPRJT53) [**Toyland Spongebob Squarepants Figure & Accessories Playset - Ages 5+ (Chum Bucket)**Toyland**$24.70**134 rev11mo ago](https://www.amazon.com/dp/B0FN8C54LT) [**Fiupan Fish Tank Jellyfish Sticker Decor - 2PCS 16.14 x 12.2 Inches Under the Sea Aquarium Background Stickers Decoration Removable PVC Cartoon Underwater Beach Fish Tank Terrarium Background Decor S**Fiupan**$12.98**6 rev1y ago](https://www.amazon.com/dp/B0FF9K6RJX) [**AYGITAL Movie Sponge Baby Garage kit Cake Ornament (Sponge Baby 8pcs)**AYGITAL**$11.06**54 rev1y ago](https://www.amazon.com/dp/B0F66PPCYB)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Penn-Plax Quick-Net Aquarium Fish Net - 4 x 3 in Fine Mesh 10 in Vinyl-Covered Braided Handle - Small Aquarium Cleaning Tool for Gentle Fish Handling - Use in Freshwater & Saltwater Tanks - Blue**Penn-Plax**$2.92**4.6★**▲ 191%**](https://www.amazon.com/dp/B0002APXKA) [**Penn-Plax Spongebob Squarepants Officially Licensed Aquarium Ornament Spongebobs Pineapple House Large**Penn-Plax**$10.77**4.5★**▲ 159%**](https://www.amazon.com/dp/B098BMFWDF) [**Penn-Plax Penn Plax 0.5 Gallon Spongebob Squarepants Betta Aquarium Kit 7.75 in**Penn-Plax**$28.07**4.1★**▲ 138%**](https://www.amazon.com/dp/B01NB1SGGK) [**Penn-Plax Spongebob Bikini Bottom Homes - Aquarium Decor - Durable Resin Aquarium Ornament for Betta Bowls Small Fish Tanks or Nautical Displays - Safe for Freshwater & Saltwater - Blue 3-Inch**Penn-Plax**$10.67**4.5★**▲ 127%**](https://www.amazon.com/dp/B00IV7MDMC) [**Super7 ULTIMATES! Spongebob Squarepants Patrick Starr - 7 Spongebob Action Figure with Accessories Classic Cartoon Collectibles and Retro Toys**Super7**$47.77**4.6★**▲ 126%**](https://www.amazon.com/dp/B0C4ZMSY9F)
**~~View all trending →~~**
## **What buyers say about spongebob house**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**17%
*“Good price”*
**Color**16%
*“Bright colors”*
**Size-Overall**14%
*“Perfect size”*
**Quality-Overall**9%
*“Seem well made”*
**Advertised Vs Actual Product**8%
*“BETTER THAN EXPECTED”*
**Fun/Entertainment Experience**6%
*“Adorable toys”*
**Pet Friendly**4%
*“Our snails particularly love them”*
**Durability**4%
*“Great value and so far have held up nice”*
**Ease Of Cleaning**3%
*“creates a clean”*
**Brightness/Shine/Glow**3%
*“They are bright”*
### **What buyers complain about **
**Durability**17%
*“Second fish died in 8 days”*
**Size-Overall**12%
*“This came rolled up super tight”*
**Quality-Overall**12%
*“Varying Production Quality”*
**Color**9%
*“The orange is dull”*
**Value For Money**6%
*“Not worth the $$”*
**Paint Quality**4%
*“this leeched color / paint chemicals into our fish tank”*
**Advertised Vs Actual Product**4%
*“Misleading”*
**Adhesion/Stickiness**4%
*“Once I peeled off the outside clear cover it exposed an extremely sticky side”*
**Sharpness**3%
*“They are sharp”*
**Choking**3%
*“Little pieces that can cause choking hazard for young kids”*
### **Top return reasons **
**Size-Overall**53%
**Defective Material/Parts**10%
**Advertised Vs Actual Product**7%
**Value For Money**6%
**Color**4%
**Quality-Overall**4%
**Sharpness**3%
**Material Quality**3%
**Functionality-Overall**2%
**Adhesion/Stickiness**2%
## **Common questions**
- **Is spongebob house profitable to sell on Amazon United States?**
- The niche generates $166K/yr across 25 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is -13.9%. Flapen's verdict: Skip it (40/100).
- **How competitive is the spongebob house niche?**
- 12 brands and 41 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in spongebob house?**
- Top complaints mined from reviews: Durability, Size-Overall, Quality-Overall. The return rate is 1.8%.
- **When does demand for spongebob house peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the spongebob house niche?**
- Listings span $2.92–$152.76; the average listing price is $23.08 (sweet spot $15–$100). The average incumbent carries 6,388 reviews — the moat a new listing must climb.
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