spongebob house
Skip itBrand-locked demand (top 5 brands take 93% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$23.08avg listing price — sweet spot $15–$100
Returns
Great1.8%return rate — above 6% kills the launch gate
Price range
Good$2.92–$152.76cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.5★avg incumbent rating — lower means beatable quality
Competition
Okay62%top-5 click share — leaders hold, buyers still browse
Market size
Okay$166K$166K/yr · 327K searches
Conversion
Okay2.2%search→purchase rate — share of searches ending in a sale
Review moat
Bad6,387.88avg incumbent reviews — the moat a new listing must climb
Growth
Bad-13.9%90-day search growth — must beat 0% to launch
Brand share
Bad93%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
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.No pronounced peak months · busiest ÷ quietest = 1.6×
Top spongebob house search terms
- spongebob fish tank decorations99K/yr
- spongebob aquarium decor53K/yr
- sponge bob fish tank decor27K/yr
- spongebob fish tank20K/yr
- spongebob fish tank decor14K/yr
- spongebob house18K/yr
- sponge bob aquarium decor11K/yr
- spongebob mini figures12K/yr
- spongebob aquarium10K/yr
- fish tank decor spongebob5K/yr
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.
All 25 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Penn-Plax Officially Licensed Spongebob 6 Piece Mini Aquarium Ornament Set Great for Saltwater and Freshwater Tanks
Penn-Plax$22.504.5★14,537 rev
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$29.104.5★14,537 rev
Penn-Plax Spongebob and Pineapple House Aquarium Ornament | 2 Piece Set | Great for Fresh or alt Water Tanks
Penn-Plax$12.044.5★14,537 rev
Penn-Plax Spongebob Squarepants Officially Licensed Aquarium Ornament Spongebobs Pineapple House Medium
Penn-Plax$11.564.5★15,956 rev
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$12.024.1★49 rev
Newest
by launch dateLYYAB 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$12.0249 rev
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$14.8249 rev
Toyland Spongebob Squarepants Figure & Accessories Playset - Ages 5+ (Chum Bucket)
Toyland$24.70134 rev
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$12.986 rev
AYGITAL Movie Sponge Baby Garage kit Cake Ornament (Sponge Baby 8pcs)
AYGITAL$11.0654 rev
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$2.924.6★
Penn-Plax Spongebob Squarepants Officially Licensed Aquarium Ornament Spongebobs Pineapple House Large
Penn-Plax$10.774.5★
Penn-Plax Penn Plax 0.5 Gallon Spongebob Squarepants Betta Aquarium Kit 7.75 in
Penn-Plax$28.074.1★
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$10.674.5★
Super7 ULTIMATES! Spongebob Squarepants Patrick Starr - 7 Spongebob Action Figure with Accessories Classic Cartoon Collectibles and Retro Toys
Super7$47.774.6★
What buyers say about spongebob house
What buyers praise and complain about, mined from review topics.What buyers love
“Good price”
“Bright colors”
“Perfect size”
“Seem well made”
“BETTER THAN EXPECTED”
“Adorable toys”
“Our snails particularly love them”
“Great value and so far have held up nice”
“creates a clean”
“They are bright”
What buyers complain about
“Second fish died in 8 days”
“This came rolled up super tight”
“Varying Production Quality”
“The orange is dull”
“Not worth the $$”
“this leeched color / paint chemicals into our fish tank”
“Misleading”
“Once I peeled off the outside clear cover it exposed an extremely sticky side”
“They are sharp”
“Little pieces that can cause choking hazard for young kids”
Top return reasons
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.