500 STD to USD500 São Tomé and Príncipe Dobra (pre-2018) = 0.02244 United States Dollar
🏳️ 500 São Tomé and Príncipe Dobra (pre-2018) (STD500) is worth 🇺🇸 0.02244 United States Dollar ($0.02244) at the current exchange rate of 1 STD = 0.00004488 USD. Rates were last updated Sep 21, 2026, 09:00 PM UTC.
Over the last 30 days, the STD to USD rate fell 4.68% (high 0.00004753 on September 5, 2026, low 0.00004488 on September 21, 2026, average 0.00004683). Over the last 90 days, the STD to USD rate fell 2.90% (high 0.00004753 on September 5, 2026, low 0.00004488 on September 21, 2026, average 0.00004664).
Looking for the reverse? USD to STD
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Convert 500 São Tomé and Príncipe Dobra (pre-2018) to United States Dollar
1 STD = $0.00004488 USD
1 USD = STD22,281.80 STD
- 30-day change
- -4.68%
- 90-day high
- 0.00004753
- 90-day low
- 0.00004488
Last updated: Sep 21, 2026, 09:00 PM UTC
Convert São Tomé and Príncipe Dobra (pre-2018) to United States Dollar
| STD | USD |
|---|---|
| STD1 STD | $0.00004488 USD |
| STD5 STD | $0.0002244 USD |
| STD10 STD | $0.0004488 USD |
| STD25 STD | $0.001122 USD |
| STD50 STD | $0.002244 USD |
| STD100 STD | $0.004488 USD |
| STD500 STD | $0.02244 USD |
| STD1,000 STD | $0.04488 USD |
| STD5,000 STD | $0.2244 USD |
| STD10,000 STD | $0.4488 USD |
Convert United States Dollar to São Tomé and Príncipe Dobra (pre-2018)
| USD | STD |
|---|---|
| $1 USD | STD22,281.80 STD |
| $5 USD | STD111,409.00 STD |
| $10 USD | STD222,818.00 STD |
| $25 USD | STD557,045.00 STD |
| $50 USD | STD1,114,090.00 STD |
| $100 USD | STD2,228,180.00 STD |
| $500 USD | STD11,140,900.00 STD |
| $1,000 USD | STD22,281,800.00 STD |
| $5,000 USD | STD111,409,000.00 STD |
| $10,000 USD | STD222,818,000.00 STD |
STD to USD exchange rate history
STD to USD – last 90 days
STD to USD – last 12 months
STD to USD exchange rate history
Over the last 90 days, the São Tomé and Príncipe Dobra (pre-2018) traded between 0.00004488 and 0.00004753 United States Dollar, averaging 0.00004664. The STD/USD rate is down 2.90% over that period.
Over the last 12 months, the highest STD to USD rate was 0.00004831 (April 23, 2026) and the lowest was 0.00004488 (September 21, 2026). The rate is down 5.37% year on year, meaning the São Tomé and Príncipe Dobra (pre-2018) has lost value against the United States Dollar.
| Date | 1 STD in USD | Change |
|---|---|---|
| September 20, 2026 | 0.00004676 | -0.38% |
| August 30, 2026 | 0.00004694 | +0.68% |
| July 31, 2026 | 0.00004663 | +0.98% |
| June 28, 2026 | 0.00004617 | -2.41% |
| May 23, 2026 | 0.00004731 | -2.07% |
| April 23, 2026 | 0.00004831 | +2.85% |
| March 24, 2026 | 0.00004698 | -1.85% |
| February 22, 2026 | 0.00004786 | +1.11% |
| January 23, 2026 | 0.00004734 | -0.40% |
| December 24, 2025 | 0.00004753 | +2.10% |
| November 24, 2025 | 0.00004655 | -0.86% |
| October 25, 2025 | 0.00004695 | -0.99% |
| September 25, 2025 | 0.00004742 | – |
Historical figures use daily reference rates: sampled every three days for the 90-day view and monthly for the 12-month view, plus today's live rate.
The São Tomé and Príncipe Dobra (pre-2018) (STD) is traded against the United States Dollar and other world currencies. See the STD page for its live rates against major currencies.
More about STD →The United States Dollar is the official currency of United States of America, issued under the oversight of the Federal Reserve System (Fed). It has been in use since 1792 and is divided into 100 Cent.
The USD is the world's primary reserve currency, held by most central banks globally. It serves as the benchmark currency for international trade, commodities pricing (including oil and gold), and is the most traded currency in the foreign exchange market.
More about USD →How to convert São Tomé and Príncipe Dobra (pre-2018) to United States Dollar
- Enter the amount of STD you want to convert in the “Amount” box.
- Check that STD is selected as the source and USD as the target (use the swap button to reverse them).
- See the USD value update instantly, or press Convert to open a shareable page for that exact amount.
Frequently asked questions about STD to USD
How much is 1 São Tomé and Príncipe Dobra (pre-2018) in United States Dollar?
As of September 21, 2026, 1 São Tomé and Príncipe Dobra (pre-2018) (STD) = 0.00004488 United States Dollar (USD). The rate comes from the mid-market reference rate and is refreshed hourly.
How much is 100 São Tomé and Príncipe Dobra (pre-2018) in United States Dollar?
As of September 21, 2026, 100 STD is equal to 0.004488 USD, based on a rate of 0.00004488 USD per STD.
How much is 1 United States Dollar in São Tomé and Príncipe Dobra (pre-2018)?
As of September 21, 2026, 1 United States Dollar (USD) = 22,281.80 São Tomé and Príncipe Dobra (pre-2018) (STD).
What has the STD to USD exchange rate done recently?
Over the last 30 days the STD/USD rate changed by -4.68%, ranging from 0.00004488 to 0.00004753. Over the last 90 days it ranged from 0.00004488 to 0.00004753 and changed by -2.90%.
Which is stronger, the São Tomé and Príncipe Dobra (pre-2018) or the United States Dollar?
The United States Dollar is currently worth more per unit than the São Tomé and Príncipe Dobra (pre-2018): 1 STD = 0.00004488 USD, and 1 USD = 22,281.80 STD. A higher number per unit does not by itself mean a stronger economy; it also reflects how each currency is denominated.
When is the best time to convert STD to USD?
Currencies trade 24 hours a day from Monday morning in Sydney to Friday evening in New York, and rates move by the minute while markets are open. Liquidity is usually highest around 1–4 PM GMT, when the London and New York sessions overlap. Watching the 90-day range above helps you judge whether today's rate is high or low compared with recent weeks.
Is this the rate I will get at a bank or exchange service?
No. The figures on this page are mid-market reference rates used for information. Banks, cash exchanges and money-transfer services add a margin or fee, so the amount you actually receive is usually a little lower than the converted amount shown here.