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GFR Calculator

Estimate eGFR using the 2021 CKD-EPI race-free creatinine equation.

Sex used for this equation
mg/dL
Estimated GFR
80.3 mL/min/1.73 m²
G2 (mildly decreased)
Age45 years
Serum creatinine0.9 mg/dL
Equation2021 CKD-EPI creatinine, race-free

A single eGFR does not diagnose kidney disease; interpretation depends on repeat tests and other clinical findings. Discuss results with a clinician. Estimates for general guidance only — not medical advice. Check with a qualified healthcare professional for personal decisions.

About the GFR Calculator

Estimate eGFR using the 2021 CKD-EPI race-free creatinine equation.

It runs entirely in your browser — nothing you type is sent to a server — and the result updates as you edit the inputs. Estimates are for educational and informational purposes only; see ourdisclaimer.

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