Aquarium & Tank Pricing
Analysis of 15,917 eBay listings for aquariums and tanks.
What you'll usually pay
💡 Buying used saves about 7% here.
👉 In short easy summary
The best value is found in fish bowls and square tanks, which trade below the market median. High-end value is concentrated in fish tanks with stands, showing a 255% increase over the median.
💚 Best value for your money
Price by tank capacity
Why? Prices scale with volume, ranging from 68.61 for 3 gal. to 174.32 for 50 gal.
Price by type
Why? Costs vary by completeness, from 36.52 for fish bowls to 142.19 for tanks with stands.
Price by shape
Why? Standard shapes are cheaper, with square tanks at 37.19 and round tanks at 75.69.
🛒 Some on sale right now
Common questions
What is the median price for a basic fish bowl?
The median price for a fish bowl is 36.52.
How much more do fish tanks with stands cost compared to the market median?
Fish tanks with stands have a median price of 142.19, representing a 255% increase.
What is the price difference between new and used tanks?
New tanks have a median price of 42.79, while used tanks have a median of 40.
How we got these numbers
Worked out from 200 live eBay listings (price range $18–$270, odd outliers ignored). These are asking prices, so use them as a guide. Last checked July 13, 2026.