Somerset County, New Jersey · For builders and owners
The single-family zoning rules in Bernardsville, 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
| Zone | Min lot (sq ft) | Min width | Front | Side (each / total) | Rear | Bldg coverage | Height | FAR |
|---|---|---|---|---|---|---|---|---|
| R-1 R-1 Residence District | 218,750 | 50 ft | 125 ft | 75 ft | 100 ft | 35 ft / 2.5 st | ||
| R-1A R-1A Residence District | 137,500 | 50 ft | 100 ft | 50 ft | 100 ft | 35 ft / 2.5 st | ||
| R-2 R-2 Residence District | 50,000 | 50 ft | 75 ft | 30 ft | 50 ft | 35 ft / 2.5 st | ||
| R-3 R-3 Residence District | 20,000 | 50 ft | 50 ft | 15 ft | 50 ft | 35 ft / 2.5 st | ||
| R-4 R-4 Residence District | 11,250 | 50 ft | 40 ft | 10 ft | 40 ft | 35 ft / 2.5 st | ||
| R-5 R-5 Residence District | 5,000 | 50 ft | 30 ft | 7 ft | 25 ft | 35 ft / 2.5 st | ||
| R-1-10 R-1-10 Residence District | 435,600 | 50 ft | 125 ft | 75 ft | 100 ft | 35 ft / 2.5 st |
Source: Land Development Ordinance Article 12 Zoning - Required Conditions by district. 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
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.
Written and reviewed by
Michael BulwinLicensed REALTOR-Associate, Builders Resource Center at Corcoran Sawyer Smith. Advises builders and owners in Bernardsville. Numbers updated September 2026.