#Polkydot The live Polkadot price today is $6.66 USD with a 24-hour trading volume of $218,473,814 USD. Polkadot is up 3.20% in the last 24 hours. The current CoinMarketCap ranking is #18, with a live market cap of $10,245,715,835 USD. It has a circulating supply of 1,538,758,072 DOT coins and the max. supply is not available.