Parking Ratio Calculator

sq ft

The Parking Ratio Calculator expresses parking spaces per 1,000 square feet of building area, a standard commercial real-estate metric. Enter the number of spaces and the building area.

Formula

Parking Ratio = Spaces ÷ (Building Area ÷ 1,000)
  • Typical office ratios are 3–5 spaces per 1,000 sq ft.
  • Retail and medical uses often require more.

40 spaces, 10,000 sq ft

Inputs
  • Parking Spaces: 40
  • Building Area: 10000 sq ft

40 ÷ (10,000 ÷ 1,000) = 4.0 spaces per 1,000 sq ft.

Frequently asked questions

What is a typical parking ratio?
Offices commonly target 3–5 spaces per 1,000 sq ft; retail centres often need 4–6.