Essex County, New Jersey · For builders and owners

What can you build in Caldwell?

The single-family zoning rules in Caldwell, zone by zone, read from the town ordinance by our builder desk. Then check any address to see what fits on that lot.

Single-Family Zones

Caldwell zoning, zone by zone.

ZoneMin lot (sq ft)Min widthFrontSide (each / total)RearBldg coverageHeightFAR
RC
RC Residential/Conservation District		150 ft / 25 ft40 ft30 ft

Source: Chapter 250 Zoning; Attachment 1 Schedule of Area, Yard and Building Requirements (not readable). Read 2026-09-28. Only zones we could confirm from the ordinance are shown. Rules change and have exceptions (corner lots, undersized lots, steep slopes, overlays), so confirm with the town zoning officer before you buy or design.

Check A Lot

Check any Caldwell address.

Enter an address and we will show the lot size, its zone, roughly how big a new home could be, and how likely a builder is to want it.

Check a lot in CaldwellFree, instant, from the state parcel map and this ordinance.Get our full read on a parcelZoning, density, subdivision, what it will sell for and how fast.Builder deal sheetMonthly: teardown and land opportunities in the towns you build in.
Suzan Adedipe

Written and reviewed by

Suzan Adedipe

Broker Sales Associate, Builders Resource Center at Corcoran Sawyer Smith. Advises builders and owners in Caldwell. Numbers updated September 2026.

About Suzan · (973) 687-0662

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