Bitcoin (BTC) Price on September 21, 2025
On September 21, 2025, Bitcoin (BTC) was trading at $115,722.9. Its market cap that day was $2.31T, with $18.39B in 24-hour trading volume. Since then, BTC is down 32.5% — it's trading at $78,160 today. This is historical market data — not financial advice.
30 days up to 2025-09-21
High $117,169.12 (2025-09-19) · Low $108,225.66 (2025-09-01) · Daily closing prices.
Price levels
| 30-day high | $117,169.12 2025-09-19 |
|---|---|
| 30-day low | $108,225.66 2025-09-01 |
| Range | $108,225.66 – $117,169.12 |
| Where price sits in that range | 84% — Nearer the high |
- Below $108,225.66 would be the lowest since 2025-09-01.
- Above $117,169.12 would be the highest since 2025-09-19.
Levels are taken from the last 30 daily closes. They describe what has happened, not what will happen.
| Price on 2025-09-21 | $115,722.9 |
|---|---|
| Market cap on 2025-09-21 | $2.31T |
| 24h volume on 2025-09-21 | $18.39B |
| Price today | $78,160 |
| Change since 2025-09-21 | −32.46% |
BTC on nearby dates
Other coins on 2025-09-21
Frequently asked questions
How much was Bitcoin worth on 2025-09-21?
Bitcoin (BTC) was trading at $115,722.9 on 2025-09-21.
How much is Bitcoin worth today?
Bitcoin is trading at $78,160 right now. That is down 32.5% compared with its 2025-09-21 price of $115,722.9.
What was Bitcoin's market cap on 2025-09-21?
Bitcoin's market cap on 2025-09-21 was $2.31T, on $18.39B of 24-hour trading volume.
What were the high and low in the 30 days up to 2025-09-21?
The highest daily price in that window was $117,169.12 on 2025-09-19, and the lowest was $108,225.66 on 2025-09-01.