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Property calculators.
Understand the numbers.

Test the area arithmetic behind a property study. Change the assumptions, see the result and share a numeric scenario with your team.

Setback & lot envelope calculator →

Enter a rectangular lot’s width and depth, then separate front, rear and side setbacks. See the remaining rectangle in a diagram, including when the entered setbacks leave no area.

Answers: what rectangle remains inside these assumed yards? It does not locate the legal lot lines or establish an approved building footprint.

Floor area ratio calculator →

Multiply lot area by FAR and compare that floor-area cap with lot coverage and an assumed number of stories. Use square feet, acres or square meters.

Answers: how do these area assumptions compare? It does not determine permitted homes, use or development rights.

Use the right tool for the question

  1. Confirm the parcel and governing authority with the parcel verification guide.
  2. Find the applicable inputs using the zoning-by-address guide and official code and map references.
  3. Compare the geometry and floor-area arithmetic. Keep parking, access, overlays and current amendments as separate checks.

Both calculators use your entered assumptions. A saved scenario link contains numbers and units only; it is not a property report.

Start with an address.

Review available parcel and mapped zoning evidence before registering. Coverage varies by property.

Include the street address, city and state. Preview available findings before registration.
Free preliminary result · No registration or card required