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What Are You Allowed to Build at 26 Basin Rd, Chilmark, MA, 02535?
Backyard Cottage
(Detached ADU)
This property may qualify for a Detached ADU of up to 848 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.
In Home Apartment
(Conversion or Addition)
Probably Allowed
This property meets the requirements for an Internal ADU of up to 848 sq ft allowed By Right, or possibly more by Special Permit.
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
The existing home is allowed as a legally nonconforming structure. However, the lot does not meet current zoning requirements for new Single-Family construction. A variance or other zoning relief may be requested.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 2,814 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
CHILMARK
Parcel ID
2711250
Property Type
Single Family
Zone
AR-IV
Year Built
2014
Lot Size
11,224 sq ft
Gross Building Area
1,230 sq ft
Gross Floor Area
1,696 sq ft
Living Area
1,696 sq ft
Basement Area
0 sq ft
Impervious Surface
1,230 sq ft
11.0%of lot coverage

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 26 Basin Rd, Chilmark, MA, 02535?
Backyard Cottage
(Detached ADU)
This property may qualify for a Detached ADU of up to 848 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.
In Home Apartment
(Conversion or Addition)
Probably Allowed
This property meets the requirements for an Internal ADU of up to 848 sq ft allowed By Right, or possibly more by Special Permit.
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
The existing home is allowed as a legally nonconforming structure. However, the lot does not meet current zoning requirements for new Single-Family construction. A variance or other zoning relief may be requested.
Multi Family
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 2,814 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
CHILMARK
Parcel ID
2711250
Property Type
Single Family
Zone
AR-IV
Year Built
2014
Lot Size
11,224 sq ft
Gross Building Area
1,230 sq ft
Gross Floor Area
1,696 sq ft
Living Area
1,696 sq ft
Basement Area
0 sq ft
Impervious Surface
1,230 sq ft
11.0%of lot coverage

Based on public data and AI. Check with a pro. Read More
© 2026 TheBuilder AI Inc. d/b/aFutureLot. All rights reserved.