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What Are You Allowed to Build at 18 N Ada St, Chicago, IL, 60607?

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)

Might be Allowed
This property may qualify for an Internal ADU, but there are some special considerations.

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
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 348 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 N Ada St, Chicago, IL, 60607

Zoning Jurisdiction

CHICAGO

Parcel ID

17083350490000

Property Type

Residential

Zone

RM5

Year Built

1999

Lot Size

862 sq ft

Gross Building Area

1,956 sq ft

Gross Floor Area

1,377 sq ft

Estimated

Living Area

798 sq ft

Basement Area

0 sq ft

Impervious Surface

798 sq ft

Estimated
92.5%of lot coverage

ADU rules for Chicago, IL

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 N Ada St, Chicago, IL, 60607?

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)

Might be Allowed
This property may qualify for an Internal ADU, but there are some special considerations.

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
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 348 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 N Ada St, Chicago, IL, 60607

Zoning Jurisdiction

CHICAGO

Parcel ID

17083350490000

Property Type

Residential

Zone

RM5

Year Built

1999

Lot Size

862 sq ft

Gross Building Area

1,956 sq ft

Gross Floor Area

1,377 sq ft

Estimated

Living Area

798 sq ft

Basement Area

0 sq ft

Impervious Surface

798 sq ft

Estimated
92.5%of lot coverage

ADU rules for Chicago, IL

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

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