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What Are You Allowed to Build at 37 River St, Maynard, MA, 01754?

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 of up to 900 sq ft allowed By Special Permit, 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

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

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 37 River St, Maynard, MA, 01754

Zoning Jurisdiction

MAYNARD

Parcel ID

0140000001780

Property Type

Three Family

Zone

CB

Year Built

1983

Lot Size

5,227 sq ft

Gross Building Area

2,308 sq ft

Gross Floor Area

2,470 sq ft

Estimated

Living Area

2,470 sq ft

Basement Area

0 sq ft

Impervious Surface

2,470 sq ft

Estimated
47.3%of lot coverage

ADU rules for Maynard, 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 37 River St, Maynard, MA, 01754?

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 of up to 900 sq ft allowed By Special Permit, 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

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

Probably Allowed
We estimate you can expand this property under current zoning rules. We weren't able to identify a specific size limit, but an addition may be possible horizontally, vertically, or both, depending on design and permitting.

Property facts

Streetview picture of 37 River St, Maynard, MA, 01754

Zoning Jurisdiction

MAYNARD

Parcel ID

0140000001780

Property Type

Three Family

Zone

CB

Year Built

1983

Lot Size

5,227 sq ft

Gross Building Area

2,308 sq ft

Gross Floor Area

2,470 sq ft

Estimated

Living Area

2,470 sq ft

Basement Area

0 sq ft

Impervious Surface

2,470 sq ft

Estimated
47.3%of lot coverage

ADU rules for Maynard, MA

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

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