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What Are You Allowed to Build at 58 Deering St, Portland, ME, 04101?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,721 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 1,721 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

Multifamily

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 58 Deering St, Portland, ME, 04101

Zoning Jurisdiction

PORTLAND

Parcel ID

047C008001

Property Type

Three Family

Zone

RN-4

Year Built

1887

Lot Size

3,404 sq ft

Gross Building Area

1,559 sq ft

Gross Floor Area

2,582 sq ft

Estimated

Living Area

2,582 sq ft

Basement Area

0 sq ft

Impervious Surface

1,559 sq ft

Estimated
45.8%of lot coverage

ADU rules for Portland, ME

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 58 Deering St, Portland, ME, 04101?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 1,721 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 1,721 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home.

Multifamily

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 58 Deering St, Portland, ME, 04101

Zoning Jurisdiction

PORTLAND

Parcel ID

047C008001

Property Type

Three Family

Zone

RN-4

Year Built

1887

Lot Size

3,404 sq ft

Gross Building Area

1,559 sq ft

Gross Floor Area

2,582 sq ft

Estimated

Living Area

2,582 sq ft

Basement Area

0 sq ft

Impervious Surface

1,559 sq ft

Estimated
45.8%of lot coverage

ADU rules for Portland, ME

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

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