Bass Weight Calculator

Estimate largemouth or smallmouth bass weight from length and girth, then compare your catch to the world record.

Quick answer: Standard bass formula: (length × girth²) ÷ 800. Compare your estimate to the 22.25 lb world record (Montgomery Lake, Georgia / Lake Biwa, Japan, 1932).

Estimated weight
3.24 lbs

Standard bass formula: (length × girth²) ÷ 800

Share of world record
14.6%

of the 22.25 lb largemouth bass world record

World record reference
22.25 lb · 1932

Montgomery Lake, Georgia / Lake Biwa, Japan

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