The gold price per kilogram in the USA is around $139,821 based on the latest available gold spot close of $4,348.91 per troy ounce. Gold prices change continuously during active markets, so the exact value can move significantly from one day or even one hour to another.
A kilogram of gold contains approximately 32.1507 troy ounces. Gold is normally quoted internationally in U.S. dollars per troy ounce, so the per-kilogram price is calculated by multiplying the ounce price by 32.1507. GoldPrice.org provides U.S. gold prices in ounces, grams, and kilograms.
Price checked: September 15, 2026. The latest clearly published spot close available in the source used for this calculation was $4,348.91 per troy ounce on September 13, 2026.
Quick Answer: How Much Is 1 Kg of Gold in the USA?
At a gold spot price of $4,348.91 per troy ounce, one kilogram of pure gold has a calculated spot value of approximately:
1 kg gold = $139,821
| Gold Weight | Approximate Spot Value |
|---|---|
| 1 gram | $139.82 |
| 10 grams | $1,398.21 |
| 100 grams | $13,982.07 |
| 250 grams | $34,955.18 |
| 500 grams | $69,910.35 |
| 1 kilogram | $139,820.70 |
| 1 troy ounce | $4,348.91 |
These figures represent calculated spot values, not necessarily the price you will pay for a physical gold bar.
What Is the Gold Price Per Kg Today?
The gold market does not have one permanent daily price.
Gold is traded globally and the U.S. dollar is the standard currency used for international gold quotations. Live gold-price services update their spot prices as market conditions change. GoldPrice.org describes its live gold price as the current spot price rather than a fixed future price.
For the latest published figure used in this article, gold closed at $4,348.91 per troy ounce on September 13, 2026.
Using the standard conversion:
$4,348.91 × 32.1507466 = approximately $139,820.70 per kilogram
Because gold prices move, the dollar value of one kilogram can change throughout the trading day.
How Many Ounces Are in 1 Kg of Gold?
One kilogram contains approximately 32.1507 troy ounces.
This is different from the ordinary avoirdupois ounce commonly used for everyday goods in the United States.
For precious metals, the troy ounce is the standard unit.
| Measurement | Gold Equivalent |
|---|---|
| 1 kilogram | 32.1507 troy oz |
| 500 grams | 16.0754 troy oz |
| 250 grams | 8.0377 troy oz |
| 100 grams | 3.2151 troy oz |
| 31.1035 grams | 1 troy oz |
| 1 gram | 0.03215 troy oz |
GoldPrice.org specifically identifies 31.1034768 grams as one troy ounce.
Gold Price Per Gram in the USA
Using the same spot price, one gram of pure gold is worth approximately $139.82.
The calculation is:
$4,348.91 ÷ 31.1034768 = $139.82 per gram
That gives the following approximate spot values:
| Gold Weight | Approximate Spot Value |
|---|---|
| 1 gram | $139.82 |
| 2 grams | $279.64 |
| 5 grams | $699.10 |
| 10 grams | $1,398.21 |
| 20 grams | $2,796.41 |
| 50 grams | $6,991.04 |
| 100 grams | $13,982.07 |
| 500 grams | $69,910.35 |
| 1 kg | $139,820.70 |
These numbers are based on the same spot-price calculation and will change when the underlying gold price changes.
Gold Price Per Ounce vs Per Kg
Gold is normally quoted in troy ounces, while large bullion bars may be sold by kilogram.
The two prices are directly connected.
For example:
Gold price per kilogram = gold price per troy ounce × 32.1507466
Using the current reference price:
$4,348.91 × 32.1507466 ≈ $139,820.70
This conversion is useful when comparing international gold prices with the price of large physical bullion bars.
1 Kg Gold Bar Price in the USA
The price of a physical 1 kg gold bar is usually higher than the raw spot value of the gold.
That difference is called a premium or markup.
A dealer may include costs related to:
- Refining
- Assaying
- Manufacturing
- Packaging
- Distribution
- Inventory
- Insurance
- Dealer margin
- Payment method
- Shipping
Therefore, a 1 kg bar may not sell for exactly $139,820.70 even when that is the calculated spot value.
The same principle applies when selling gold. A dealer’s buyback price may be below the quoted spot price.
Spot Gold Price vs Physical Gold Price
This distinction is important when researching the gold price per kg USA.
Spot Price
The spot price represents the current market benchmark for gold.
It is useful for calculating the theoretical value of a specific weight of gold.
Physical Gold Price
The physical purchase price includes the spot value plus a dealer premium and potentially other costs.
Therefore:
Physical gold price ≠ spot price
A large gold bar may have a smaller percentage premium than a small collectible coin, but the actual price depends on the dealer, product, payment method, and market conditions.
How Much Is a 24K Gold Kilogram Worth?
A kilogram of 24K gold is generally considered nearly pure gold, although the exact fineness should be checked on the bar.
Investment bullion is commonly marked with a fineness such as:
- 999
- 999.9
- 999.99
If a 1 kg bar is 99.99% pure, its contained gold weight is approximately:
1,000 grams × 99.99% = 999.9 grams of fine gold
Its value will therefore be very close to the spot value of one kilogram of pure gold, before the dealer’s premium.
How Much Is a 22K Gold Kilogram Worth?
22K gold contains less pure gold than 24K gold.
The approximate purity of 22K gold is 91.67%.
If the spot value of pure gold is approximately $139,820.70 per kilogram, the theoretical metal value of 1 kg of 22K gold can be estimated as:
$139,820.70 × 0.9167 ≈ $128,169
This is a theoretical gold-content calculation.
The actual selling or buying price of a 22K gold item can differ because of workmanship, dealer margins, taxes, and other costs.
Gold Price Per Kg by Purity
Purity has a direct effect on the gold-content value.
Using the same reference spot price, the approximate theoretical values are:
| Purity | Approx. Gold Content | Approx. Metal Value per Kg |
|---|---|---|
| 24K / 99.99% | ~99.99% | $139,807 |
| 24K / 99.9% | ~99.9% | $139,681 |
| 22K | ~91.67% | $128,169 |
| 18K | 75% | $104,866 |
| 14K | 58.33% | $81,560 |
| 10K | 41.67% | $58,260 |
These are metal-content estimates, not retail prices.
Jewelry can sell for much more than its underlying gold content because labor, design, brand, stones, retail margins, and other costs can be included.
Gold Price Per Kg Calculator
You can calculate the approximate value of gold using a simple formula.
For kilograms
Gold value = gold price per troy ounce × 32.1507466 × purity
For pure gold at the reference price:
$4,348.91 × 32.1507466 × 1 = $139,820.70
For 22K gold:
$4,348.91 × 32.1507466 × 0.9167 ≈ $128,169
For 18K gold:
$4,348.91 × 32.1507466 × 0.75 ≈ $104,866
The calculation gives an estimated metal value, not a guaranteed dealer quote.
Why Does the Gold Price Change?
Gold prices move because the precious-metals market responds to many economic and financial factors.
Important influences include:
- Interest-rate expectations
- U.S. dollar movements
- Inflation expectations
- Central-bank activity
- Investor demand
- Geopolitical uncertainty
- Gold futures trading
- Physical demand
- Broader financial-market conditions
GoldPrice.org notes that live gold prices are continuously updated and can be affected by many market inputs.
This is why the value of a 1 kg gold bar can change even when the physical bar itself has not changed.
Gold Price History in the USA
Historical gold prices are useful for understanding how much the metal’s value has changed over time.
GoldPrice.org provides historical charts covering periods ranging from one day to several decades. Its U.S. gold-price page includes 30-day, 60-day, one-year, five-year, 10-year, 20-year, and 30-year historical charts.
For example, the gold price has moved through major cycles as monetary conditions, inflation expectations, investor demand, and geopolitical conditions have changed.
When looking at historical prices, always check whether the figure is:
- Intraday
- Daily close
- Monthly average
- Annual average
- Inflation-adjusted
- Nominal
These measures are not interchangeable.
Is a 1 Kg Gold Bar a Good Investment?
A 1 kg gold bar provides significant exposure to the gold market, but buying physical gold involves more than simply checking the spot price.
Before buying, consider:
- Dealer reputation
- Bar refiner
- Assay or certificate
- Fineness
- Purchase premium
- Buyback price
- Storage
- Insurance
- Shipping
- Payment method
- Liquidity
A large bar may offer a lower percentage premium than many small products, but it also represents a substantial amount of money in a single physical asset.
Gold prices can also fall. A rising historical price does not guarantee a future gain.
How Much Is 1 Kg of Gold Worth in Dollars?
Using the latest published reference price in this guide:
1 kg of pure gold ≈ $139,821
This is based on:
Gold = $4,348.91 per troy ounce
and:
1 kg = 32.1507466 troy ounces
Because the gold price is constantly changing, the exact dollar value should always be recalculated using the latest spot price. GoldPrice.org and Kitco both provide gold prices converted into kilograms and other standard units.
Gold Price Per Kg USA FAQs
What is the gold price per kg in the USA?
Based on the latest published reference price used in this guide, one kilogram of pure gold has a spot value of approximately $139,821.
How many ounces are in a kilogram of gold?
One kilogram contains approximately 32.1507 troy ounces.
How much is 1 gram of gold in the USA?
At a gold price of $4,348.91 per troy ounce, one gram has a calculated spot value of approximately $139.82.
Is a 1 kg gold bar worth exactly the spot price?
No. A physical bar normally sells for the spot value plus a dealer premium. The amount varies by product, dealer, market conditions, and payment method.
Is 24K gold the same as pure gold?
24K represents very high-purity gold, but the exact fineness should be checked. Investment bars may be marked 999, 999.9, or another specific fineness.
Why is gold priced in troy ounces?
The international precious-metals market uses the troy ounce as its standard unit. One troy ounce equals approximately 31.1035 grams.
Does the gold price per kg change every day?
Yes. Gold prices move with the international market, so the calculated value of a kilogram can change throughout trading.
Is the gold price per kg the same everywhere in the USA?
The underlying spot price is a market benchmark, but physical gold prices can vary between dealers because of premiums, inventory, shipping, payment methods, and other costs.
Bottom Line
The gold price per kg in the USA is approximately $139,821 at the reference spot price of $4,348.91 per troy ounce used in this article.
Remember that this is a spot-value calculation, not the guaranteed retail price of a physical 1 kg gold bar. Physical bullion normally carries a premium, while dealer buyback prices can be different from the quoted spot price.
For accurate calculations, use the latest gold price and multiply the per-troy-ounce price by 32.1507466.
Price checked: September 15, 2026. Gold prices are volatile and can change continuously during market hours.