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Calculator

Lawn Seed Calculator

Estimate seed bags from lawn area, coverage, and overseed waste.

Use decimals when needed. This estimate updates live and is safe to tweak before you buy materials.

Minimum 50 sq ft. Use whole numbers for the clearest estimate.

Minimum 100 sq ft/roll. Use whole numbers for the clearest estimate.

Minimum 0. Use whole numbers for the clearest estimate.

Estimate updates automatically as you type.

Estimated lawn seed

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Buying guide

Lawn Seed Calculator FAQ

Why add overseed percentage?

Overseeding helps fill thin spots and improve final lawn density.

When should I seed?

Timing depends on grass type and climate; fall is common for cool-season grass.