In this guide
Key takeaway: Polymarket requires USDC on the Polygon network. You can acquire USDC directly using a credit card through MoonPay (integrated into Polymarket) or move funds from any Polygon-compatible wallet. Minimum deposit: no formal requirement, though $10 or more is advisable for practical trading activity.
Getting funds onto Polymarket can feel overwhelming for those new to cryptocurrency. This walkthrough covers all available pathways — from the most straightforward (credit card purchase via MoonPay) to the most economical (withdrawing from a trading platform).
What you need before depositing
- An activated Polymarket account (identity verification completed)
- A debit or credit card OR an existing account at a crypto exchange
- A small amount of MATIC to cover network fees (negligible sums — usually under $0.01 per action)
Method 1: Buy USDC directly via MoonPay (easiest)
- Access your Polymarket account
- Select "Deposit" from the main menu
- Choose "Buy with card" — MoonPay will load
- Input your desired amount in USD/EUR/GBP
- Finish MoonPay's identity check (usually takes around 2 minutes)
- Process payment using Visa, Mastercard, or Google Pay
- USDC lands in your Polymarket wallet in roughly 5–10 minutes
Fees: MoonPay applies a charge of roughly 3.5–5% when purchasing via card. This approach offers maximum convenience but carries higher costs than alternatives.
Method 2: Transfer from Coinbase, Kraken, or Binance
Should you already own USDC or ETH at a major exchange:
- Retrieve your Polymarket wallet address (visible in the Deposit area)
- From your exchange account, initiate a USDC withdrawal — make sure to choose Polygon network (avoid Ethereum mainnet — transaction costs are significantly steeper)
- Input your Polymarket address and authorise the transaction
- Allow 2–5 minutes for the transfer to complete
Fees: Most exchanges charge a flat withdrawal fee between $1 and $3. This is substantially more affordable than MoonPay when moving larger sums.
⚠️ Ensure you pick the Polygon network when moving USDC into Polymarket. Using the Ethereum mainnet will trigger considerably higher costs and might demand a separate bridging step.
Method 3: Bridge from Ethereum
Should you already have USDC sitting on Ethereum mainnet, you may use the official Polygon Bridge or alternative solutions such as Hop Protocol to transfer it to Polygon. This operation typically requires 10–30 minutes and involves paying Ethereum network fees.
Minimum and maximum amounts
Polymarket does not enforce a formal minimum deposit threshold. Practically speaking, amounts below $10 may not leave sufficient capital for meaningful market participation once spread expenses are deducted. Conversely, there is no stated upper limit, though exceptionally large transfers could prompt further identity or compliance verification.
Simpler alternative: PolyGram
PolyGram streamlines funding considerably, granting you access to Polymarket's complete market depth via an easier setup experience. Start trading on PolyGram →