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What Are You Allowed to Build at 623 Richardson Rd, Ashby, MA, 01431?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 1,350 sq ft allowed By Right, or possibly more by Special Permit.

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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

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 623 Richardson Rd, Ashby, MA, 01431

Zoning Jurisdiction

ASHBY

Parcel ID

0120120011400000

Property Type

Single Family

Zone

R/A

Year Built

1958

Lot Size

531,432 sq ft

Gross Building Area

7,978 sq ft

Gross Floor Area

6,034 sq ft

Estimated

Living Area

4,091 sq ft

Basement Area

0 sq ft

Impervious Surface

7,978 sq ft

Estimated
1.5%of lot coverage

ADU rules for Ashby, 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 623 Richardson Rd, Ashby, MA, 01431?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 900 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU of up to 1,350 sq ft allowed By Right, or possibly more by Special Permit.

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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

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 623 Richardson Rd, Ashby, MA, 01431

Zoning Jurisdiction

ASHBY

Parcel ID

0120120011400000

Property Type

Single Family

Zone

R/A

Year Built

1958

Lot Size

531,432 sq ft

Gross Building Area

7,978 sq ft

Gross Floor Area

6,034 sq ft

Estimated

Living Area

4,091 sq ft

Basement Area

0 sq ft

Impervious Surface

7,978 sq ft

Estimated
1.5%of lot coverage

ADU rules for Ashby, MA

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

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