Lot Coverage Calculator
Calculate building coverage, impervious surfaces, and ensure zoning compliance
Lot Information
Building Footprints (sqft)
Other Surfaces (sqft)
✓ Within Coverage Limits
Building Coverage
25.0%
2,500 sqft of 10,000 sqft
15.0% remaining (1,500 sqft additional buildable)
Coverage Breakdown
Building Coverage25.0%
Impervious Surface30.5%
Open/Pervious Space69.5%
Summary
Total Lot Size10,000 sqft
Building Coverage2,500 sqft
Impervious Coverage3,050 sqft
Open Space6,950 sqft
Max Allowed Coverage40%
Max Building Area4,000 sqft
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.