In this guide
Key takeaway: Polymarket requires USDC denominated on the Polygon network. You may acquire USDC instantly via payment card through MoonPay (integrated directly into Polymarket) or move funds from any Polygon-enabled wallet. Minimum deposit: no mandated floor, though $10 or more is advisable for trades of meaningful size.
Many users find the deposit process on Polymarket challenging at first encounter. This walkthrough covers all available pathways — ranging from the most straightforward option (payment card through MoonPay) to the most economical choice (moving funds from a major exchange).
Prerequisites for making a deposit
- An active Polymarket account with identity verification completed
- A valid credit or debit card OR an active account on a cryptocurrency exchange
- A small quantity of MATIC to cover transaction costs (negligible sums — ordinarily under $0.01 per transaction)
Method 1: Acquire USDC directly through MoonPay (most straightforward)
- Access your Polymarket account
- Select "Deposit" from the main menu bar
- Choose "Buy with card" — MoonPay will launch
- Specify your desired amount in USD/EUR/GBP
- Finish MoonPay's verification process (typically under 2 minutes)
- Complete payment using Visa, Mastercard, or Google Pay
- Your USDC will appear in your Polymarket wallet in 5–10 minutes
Fees: MoonPay imposes charges ranging from 3.5–5% on card-based transactions. Whilst this represents the most user-friendly approach, it carries higher costs relative to alternatives.
Method 2: Move funds from Coinbase, Kraken, or Binance
Should you already possess USDC or ETH held at a major exchange platform:
- Retrieve your Polymarket wallet address (available in the Deposit section)
- Within your exchange account, initiate a USDC withdrawal — ensure you select the Polygon blockchain (choosing Ethereum instead incurs substantially greater costs)
- Input your Polymarket address and authorise the transaction
- Allow 2–5 minutes for the transfer to settle
Fees: Most major platforms charge between $1–3 as a flat withdrawal fee. This proves considerably more economical than MoonPay when transferring larger sums.
⚠️ Always confirm you are withdrawing via the Polygon blockchain when sending USDC to Polymarket. Routing through the Ethereum mainnet will generate substantially elevated fees and may necessitate the use of a bridge service.
Method 3: Use a bridge from Ethereum
Should your USDC be held on the Ethereum mainnet, you have the option to transfer it to Polygon utilising the native Polygon Bridge or alternative bridge providers such as Hop Protocol. Such transfers typically require 10–30 minutes and will incur Ethereum network transaction fees.
Deposit limits and thresholds
No formal minimum deposit requirement exists on Polymarket. Practically speaking, deposits below $10 often provide insufficient capital for meaningful market participation once spread expenses are factored in. Deposits of substantial size may be subject to heightened regulatory compliance verification.
Streamlined option: PolyGram
PolyGram substantially reduces friction in the deposit workflow, granting you seamless access to Polymarket's complete order book through an optimised registration process. Start trading on PolyGram →