21 US Dollar to Bitcoin

Convert 21 USD to BTC with the help of Myfin.us. ⭐ How much is 21 US Dollar to Bitcoin, current exchange rate, 📈 charts and historical changes.

21 USD = 0.00018576 BTC

Selling 1 USD you get > 0.00000885 BTC

Selling 1 BTC you get > 113 048 USD

Send money with Wise

Information updates: Wednesday, 10-29-2025 02:51 AM ET

No Foreign Transaction Fee with Top Credit Cards

The Owner’s Rewards Card by M1

Celtic Bank

Annual Fee

17.99% - 27.99%

Regular APR

10%

You’ll get up to 10% Cash Back with select brands you hold in an eligible portfolio.

Apply now

On Celtic Bank‘s site

In the table you can find 21 Dollar to Bitcoin exchange rate for the last week.

Date	USD	BTC	Change
Wednesday 10-29-2025	21 USD	0.00018578 BTC	0.0000007707
Tuesday 10-28-2025	21 USD	0.00018655 BTC	0.0000022108
Monday 10-27-2025	21 USD	0.00018434 BTC	0.0000017154
Sunday 10-26-2025	21 USD	0.00018263 BTC	0.0000057299
Saturday 10-25-2025	21 USD	0.00018836 BTC	0.0000005949
Friday 10-24-2025	21 USD	0.00018895 BTC	0.0000013079
Thursday 10-23-2025	21 USD	0.00019026 BTC	-

Contains historical rates for 21 Dollar against Bitcoin for all the time.

How much is 21 US Dollars in Bitcoin
Our currency converter shows how much 21 US Dollars are in the Bitcoin (21 $ to ). As of today, 21 USD equals 0.00018576 BTC. The US Dollar and the Bitcoin is a popular currency pair used on the currency exchange markets.
21 USD to BTC currency converter
Few quick steps are required to work with the 21 USD to BTC currency converter:
- open a corresponding page for USD/BTC pair;
- provide a certain amount of money to convert.
You can change the amount and the conversion currency if needed. Average market data is used for calculations. This information is intended for informational purposes only, and we do not guarantee exchange rates provided at any specific bank. Data on 21 USD to BTC conversion is relevant for 10-29-2025, 02:51 AM ET.
The monthly rate dynamic of 21 US Dollars to Bitcoin
The change of the value of 21 US Dollars to Bitcoin can be traced on the chart. Over the last week, the rate has changed by 0 BTC, which makes -2.41%.