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What Are You Allowed to Build at 285 Billerica Rd, Chelmsford, MA, 01824?

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)

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

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multi Family

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 19,882 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 285 Billerica Rd, Chelmsford, MA, 01824

Zoning Jurisdiction

CHELMSFORD

Parcel ID

873281

Property Type

Other

Zone

IA

Year Built

2000

Lot Size

128,066 sq ft

Gross Building Area

52,351 sq ft

Gross Floor Area

37,748 sq ft

Estimated

Living Area

23,145 sq ft

Basement Area

0 sq ft

Impervious Surface

23,145 sq ft

Estimated
18.1%of lot coverage

ADU rules for Chelmsford, MA

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 285 Billerica Rd, Chelmsford, MA, 01824?

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)

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

Swimming Pool

Probably Not Allowed
This property likely does not meet the zoning requirements for a swimming pool. A variance or other zoning relief may be required. Final feasibility may depend on site-specific conditions and local interpretation.

Single Family

Probably Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority

Multi Family

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 19,882 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 285 Billerica Rd, Chelmsford, MA, 01824

Zoning Jurisdiction

CHELMSFORD

Parcel ID

873281

Property Type

Other

Zone

IA

Year Built

2000

Lot Size

128,066 sq ft

Gross Building Area

52,351 sq ft

Gross Floor Area

37,748 sq ft

Estimated

Living Area

23,145 sq ft

Basement Area

0 sq ft

Impervious Surface

23,145 sq ft

Estimated
18.1%of lot coverage

ADU rules for Chelmsford, MA

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

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