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What Are You Allowed to Build at 18 Antrim Rd, Windham, CT, 06226?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 345 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 345 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

Probably Allowed
We estimate you can expand this property by up to 6,917 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 18 Antrim Rd, Windham, CT, 06226

Zoning Jurisdiction

WINDHAM

Parcel ID

4825619

Property Type

Single Family

Zone

R-2

Year Built

2003

Lot Size

20,473 sq ft

Gross Building Area

1,394 sq ft

Gross Floor Area

1,272 sq ft

Estimated

Living Area

1,150 sq ft

Basement Area

0 sq ft

Impervious Surface

1,394 sq ft

Estimated
6.8%of lot coverage

ADU rules for Windham, CT

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 18 Antrim Rd, Windham, CT, 06226?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 345 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 345 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

Probably Allowed
We estimate you can expand this property by up to 6,917 sq ft under current zoning rules. This may allow for a horizontal addition, a vertical addition, or both, depending on design and permitting.

Property facts

Streetview picture of 18 Antrim Rd, Windham, CT, 06226

Zoning Jurisdiction

WINDHAM

Parcel ID

4825619

Property Type

Single Family

Zone

R-2

Year Built

2003

Lot Size

20,473 sq ft

Gross Building Area

1,394 sq ft

Gross Floor Area

1,272 sq ft

Estimated

Living Area

1,150 sq ft

Basement Area

0 sq ft

Impervious Surface

1,394 sq ft

Estimated
6.8%of lot coverage

ADU rules for Windham, CT

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

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