Buying
Mar 13, 2026
What is a realistic startup budget for a beginner reef tank?
Quick Answer
Most beginners spend about $800-$2,500 to start a reef tank, then around $50-$200 per month to run it.
A realistic beginner reef tank startup budget is usually $800-$2,500, with many hobbyists landing around $1,200-$1,800 for a solid 20-40 gallon setup.
Typical startup costs
- Tank and stand: $150-$800
- Lighting: $120-$700
- Flow and filtration: $150-$600
- Heater and basics: $40-$250
- Rock, sand, salt, test kits: $250-$800
- Initial fish/coral/inverts: $100-$600+
Ongoing monthly costs
Most beginner tanks cost $50-$200 per month for salt, food, test kit refills, and electricity.
How to save money
- Start with a manageable tank size.
- Buy quality used equipment when possible.
- Add livestock slowly to avoid expensive losses.
Browse current livestock pricing in the ReefBay marketplace, and use the ReefBay app to stay organized as your tank matures.
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