Based on the prediction that Ethereum will change at a rate of 5% per year, the price of Bitcoin will be $1,884.89 in 2026, $2,291.09 in 2030, $2,924.08 in 2035, and $3,731.95 in 2040. Scroll down to see the full table showing the predicted price of Ethereum and the predicted ROI for each year. $ETH