Concrete Block Calculator

Calculate Concrete Block Requirements

Wall Length (ft)

Wall Height (ft)

Block Type

Waste Factor (%)

About Concrete Block Calculations

Concrete block calculations help determine the number of blocks needed for masonry construction projects.

Block Types:

Standard: 8" × 8" × 16"
Half: 8" × 8" × 8"
Jumbo: 8" × 8" × 18"

Blocks per Square Foot:

Standard: 1.125 blocks/sq ft
Half: 2.25 blocks/sq ft
Jumbo: 1.0 blocks/sq ft