In this guide
Key takeaway: Polymarket requires USDC on the Polygon network. You can acquire USDC instantly via credit card through MoonPay (integrated directly into Polymarket) or move funds from any Polygon-enabled wallet. Minimum deposit: no official threshold, though $10 or more is sensible for productive market participation.
Getting funds into Polymarket may seem daunting for those new to digital assets. This walkthrough covers all available pathways — from the most straightforward (card payment via MoonPay) to the most economical (moving crypto from a trading platform).
What you need before depositing
- An active Polymarket account (identity verification completed)
- A debit or credit card OR an existing account at a crypto exchange
- A small quantity of MATIC to cover network charges (negligible sums — ordinarily under $0.01 each transaction)
Method 1: Buy USDC directly via MoonPay (easiest)
- Access your Polymarket account
- Tap "Deposit" in the main menu
- Choose "Buy with card" — MoonPay will launch
- Input your desired amount in USD/EUR/GBP
- Finish MoonPay's verification process (rapid, typically under 2 minutes)
- Settle payment using Visa, Mastercard, or Google Pay
- USDC lands in your Polymarket account within 5–10 minutes
Fees: MoonPay levies roughly 3.5–5% on card-based transactions. This approach offers maximum ease but carries higher costs relative to alternatives.
Method 2: Transfer from Coinbase, Kraken, or Binance
Should you already possess USDC or ETH at a major exchange:
- Retrieve your Polymarket wallet address (visible in the Deposit area)
- At your exchange, initiate a USDC withdrawal — ensure you pick the Polygon chain (not Ethereum — gas expenses are substantially steeper)
- Input your Polymarket address and authorise the transaction
- Allow 2–5 minutes for the transfer to settle
Fees: Most platforms impose $1–3 per withdrawal. Substantially more economical than MoonPay when moving larger sums.
⚠️ Always choose the Polygon chain when moving USDC to Polymarket. Using the Ethereum mainnet will trigger substantially higher charges and may necessitate a cross-chain transfer.
Method 3: Bridge from Ethereum
Should you own USDC on the Ethereum mainnet, you may transfer it to Polygon via the native Polygon Bridge or alternative services such as Hop Protocol. This operation typically requires 10–30 minutes and involves Ethereum network charges.
Minimum and maximum amounts
Polymarket enforces no stated minimum deposit threshold. Practically speaking, amounts below $10 provide limited scope for worthwhile market engagement given slippage and fees. No upper limit exists, though unusually large transactions may prompt further identity verification.
Simpler alternative: PolyGram
PolyGram removes friction from the funding experience, granting you entry to Polymarket's complete order book via a frictionless account setup. Start trading on PolyGram →