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What Are You Allowed to Build at 339 W Marquette Rd, Chicago, IL, 60621?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 3,984 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 5,147 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 3,984 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 339 W Marquette Rd, Chicago, IL, 60621

Zoning Jurisdiction

CHICAGO

Parcel ID

20214000080000

Property Type

Residential

Zone

RT4

Year Built

1888

Lot Size

4,288 sq ft

Gross Building Area

1,254 sq ft

Gross Floor Area

1,163 sq ft

Estimated

Living Area

1,072 sq ft

Basement Area

0 sq ft

Impervious Surface

1,072 sq ft

Estimated
25.0%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 339 W Marquette Rd, Chicago, IL, 60621?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 3,984 sq ft allowed By Right, or possibly more by Special Permit, but there are some special considerations.

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 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 5,147 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multi Family

Home Addition

Probably Allowed
We estimate you can expand this property by up to 3,984 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 339 W Marquette Rd, Chicago, IL, 60621

Zoning Jurisdiction

CHICAGO

Parcel ID

20214000080000

Property Type

Residential

Zone

RT4

Year Built

1888

Lot Size

4,288 sq ft

Gross Building Area

1,254 sq ft

Gross Floor Area

1,163 sq ft

Estimated

Living Area

1,072 sq ft

Basement Area

0 sq ft

Impervious Surface

1,072 sq ft

Estimated
25.0%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.