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Albumin-to-Creatinine Ratio (ACR) Calculator

Result

Calculated result 15 Based on the values entered.
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Albumin-to-Creatinine Ratio (ACR) Calculator The urine albumin-to-creatinine ratio (ACR) screens for early kidney damage by comparing albumin to creatinine in a urine sample. Enter your urine albumin and creatinine, and the calculator returns the ACR in m — free online calculator.

Formula

ACR (mg/g) = Urine Albumin (mg/L) ÷ Urine Creatinine (g/L)
  • Albumin-to-Creatinine Ratio (ACR) Calculator calculates its result from Urine Albumin Mg L, Urine Creatinine G L. It uses the formula ACR (mg/g) = Urine Albumin (mg/L) ÷ Urine Creatinine (g/L). Change any input to recalculate the result instantly. This is an informational calculation and is not medical advice.
  • The main inputs are Urine Albumin Mg L, Urine Creatinine G L. Enter them in the units and format shown in the calculator.
  • Use the measurement units shown beside each field. The result is an estimate and should be interpreted in context.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Albumin-to-Creatinine Ratio (ACR)

Inputs
  • Urine Albumin Mg L: 15
  • Urine Creatinine G L: 1

Using Urine Albumin Mg L = 10, Urine Creatinine G L = 3, the calculated result is 3.3333333333.

Sample result: Calculating…

Frequently asked questions

What does the Albumin-to-Creatinine Ratio (ACR) calculate?

Albumin-to-Creatinine Ratio (ACR) Calculator The urine albumin-to-creatinine ratio (ACR) screens for early kidney damage by comparing albumin to creatinine in a urine sample. Enter your urine albumin and creatinine, and the calculator returns the ACR in m — free online calculator.

Which values should I enter?

Enter Urine Albumin Mg L, Urine Creatinine G L using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: ACR (mg/g) = Urine Albumin (mg/L) ÷ Urine Creatinine (g/L).

Why might my result differ from another source?

Results can differ because measurement methods, rounding and assumptions vary. This calculator is an estimate and is not a medical diagnosis.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 10, 2026