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What Are You Allowed to Build at 111 W 70th St, Chicago, IL, 60621?
Backyard Cottage
(Detached ADU)
Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority
In Home Apartment
(Conversion or Addition)
This property may qualify for an Internal ADU, but there are some special considerations.
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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 405 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
Zoning Jurisdiction
CHICAGO
Parcel ID
20214240020000
Property Type
Residential
Zone
RS3
Year Built
1899
Lot Size
2,277 sq ft
Gross Building Area
1,918 sq ft
Gross Floor Area
1,645 sq ft
Living Area
1,372 sq ft
Basement Area
0 sq ft
Impervious Surface
1,372 sq ft
60.2%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 111 W 70th St, Chicago, IL, 60621?
Backyard Cottage
(Detached ADU)
Probably Not Allowed
This lot does not meet the requirements for a Detached ADU. A variance may be requested through your local zoning authority
In Home Apartment
(Conversion or Addition)
This property may qualify for an Internal ADU, but there are some special considerations.
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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority
Multi Family
Home Addition
Probably Allowed
We estimate you can expand this property by up to 405 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
Zoning Jurisdiction
CHICAGO
Parcel ID
20214240020000
Property Type
Residential
Zone
RS3
Year Built
1899
Lot Size
2,277 sq ft
Gross Building Area
1,918 sq ft
Gross Floor Area
1,645 sq ft
Living Area
1,372 sq ft
Basement Area
0 sq ft
Impervious Surface
1,372 sq ft
60.2%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.