Want to explore more about your property?

What Are You Allowed to Build at 39 Union St, New Brunswick, NJ, 08901?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU, but there are some special considerations.

Swimming Pool

Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. Based on applicable zoning limits, the estimated buildable area for a pool. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 1,999 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 535 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 39 Union St, New Brunswick, NJ, 08901

Zoning Jurisdiction

NEW BRUNSWICK

Parcel ID

12135412

Property Type

Two Family

Zone

IN-1

Year Built

1900

Lot Size

3,998 sq ft

Gross Building Area

1,994 sq ft

Gross Floor Area

1,664 sq ft

Estimated

Living Area

1,334 sq ft

Basement Area

0 sq ft

Impervious Surface

1,334 sq ft

Estimated
33.4%of lot coverage

ADU rules for New Brunswick, NJ

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.

What Are You Allowed to Build at 39 Union St, New Brunswick, NJ, 08901?

Backyard Cottage

(Detached ADU)

Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority

In Home Apartment

(Conversion or Addition)

Might be Allowed
This property may qualify for an Internal ADU, but there are some special considerations.

Swimming Pool

Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. Based on applicable zoning limits, the estimated buildable area for a pool. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 1,999 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 535 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 39 Union St, New Brunswick, NJ, 08901

Zoning Jurisdiction

NEW BRUNSWICK

Parcel ID

12135412

Property Type

Two Family

Zone

IN-1

Year Built

1900

Lot Size

3,998 sq ft

Gross Building Area

1,994 sq ft

Gross Floor Area

1,664 sq ft

Estimated

Living Area

1,334 sq ft

Basement Area

0 sq ft

Impervious Surface

1,334 sq ft

Estimated
33.4%of lot coverage

ADU rules for New Brunswick, NJ

Based on public data and AI. Check with a pro. Read More

© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.