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What Are You Allowed to Build at 25 W Union St, Ashland, MA, 01721?

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 900 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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. Additional factors may affect feasibility.

Multi Family

Home Addition

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

Property facts

Streetview picture of 25 W Union St, Ashland, MA, 01721

Zoning Jurisdiction

ASHLAND

Parcel ID

0140200000700000

Property Type

Residential

Zone

CH

Year Built

1984

Lot Size

30,056 sq ft

Gross Building Area

5,397 sq ft

Gross Floor Area

5,397 sq ft

Estimated

Living Area

5,397 sq ft

Basement Area

0 sq ft

Impervious Surface

5,397 sq ft

Estimated
18.0%of lot coverage

ADU rules for Ashland, 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 25 W Union St, Ashland, MA, 01721?

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 900 sq ft allowed By Right, or possibly more by Special Permit.

Swimming Pool

Might be Allowed
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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. Additional factors may affect feasibility.

Multi Family

Home Addition

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

Property facts

Streetview picture of 25 W Union St, Ashland, MA, 01721

Zoning Jurisdiction

ASHLAND

Parcel ID

0140200000700000

Property Type

Residential

Zone

CH

Year Built

1984

Lot Size

30,056 sq ft

Gross Building Area

5,397 sq ft

Gross Floor Area

5,397 sq ft

Estimated

Living Area

5,397 sq ft

Basement Area

0 sq ft

Impervious Surface

5,397 sq ft

Estimated
18.0%of lot coverage

ADU rules for Ashland, MA

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

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