LawnCalc

Lawn care for 20,000 sq ft

Short answer

A 20,000 sq ft lawn needs about 160 lbs of tall-fescue seed for a new lawn, one bag of fertilizer per ~5,000 sq ft, or about 47 pallets of sod.

Seed (tall fescue)

160 lb

Fertilizer bags

4

Sod rolls

2,334

Sod pallets

47

Seeding, feeding & sodding 20,000 sq ft

Seed figures use tall fescue at the new-lawn rate; other grasses need less (bluegrass) or similar (ryegrass). Fertilizer assumes a 5,000 sq ft bag. Sod includes 5% waste. Switch grass type and overseeding mode in the calculator.

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Frequently asked questions

How much grass seed for a 20,000 sq ft lawn?

About 160 lbs of tall fescue for a new lawn (half that to overseed). Rates vary by grass — bluegrass needs less, ryegrass similar. Pick your grass in the calculator.

How much fertilizer for 20,000 sq ft?

About 4 bags if each covers 5,000 sq ft. Match it to your product's rated coverage and target nitrogen rate.

How much sod for a 20,000 sq ft lawn?

About 2,334 rolls (~9 sq ft each) or 47 pallets (~450 sq ft), including 5% waste.