Ethereum (ETH) Price on October 21, 2025
On October 21, 2025, Ethereum (ETH) was trading at $3,980.07. Its market cap that day was $480.37B, with $35.12B in 24-hour trading volume. Since then, ETH is down 38.9% — it's trading at $2,431.26 today. This is historical market data — not financial advice.
30 days up to 2025-10-21
High $4,690.84 (2025-10-07) · Low $3,747.46 (2025-10-12) · Daily closing prices.
Price levels
| 30-day high | $4,690.84 2025-10-07 |
|---|---|
| 30-day low | $3,747.46 2025-10-12 |
| Range | $3,747.46 – $4,690.84 |
| Where price sits in that range | 25% — Nearer the low |
- Below $3,747.46 would be the lowest since 2025-10-12.
- Above $4,690.84 would be the highest since 2025-10-07.
Levels are taken from the last 30 daily closes. They describe what has happened, not what will happen.
| Price on 2025-10-21 | $3,980.07 |
|---|---|
| Market cap on 2025-10-21 | $480.37B |
| 24h volume on 2025-10-21 | $35.12B |
| Price today | $2,431.26 |
| Change since 2025-10-21 | −38.91% |
ETH on nearby dates
Other coins on 2025-10-21
Frequently asked questions
How much was Ethereum worth on 2025-10-21?
Ethereum (ETH) was trading at $3,980.07 on 2025-10-21.
How much is Ethereum worth today?
Ethereum is trading at $2,431.26 right now. That is down 38.9% compared with its 2025-10-21 price of $3,980.07.
What was Ethereum's market cap on 2025-10-21?
Ethereum's market cap on 2025-10-21 was $480.37B, on $35.12B of 24-hour trading volume.
What were the high and low in the 30 days up to 2025-10-21?
The highest daily price in that window was $4,690.84 on 2025-10-07, and the lowest was $3,747.46 on 2025-10-12.