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What Are You Allowed to Build at 1015 Butterfield Rd, Downers Grove, IL, 60515?
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)
Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority
Swimming Pool
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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
This property may meet the zoning requirements to build a Single-Family home up to 69,260 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 19,290 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
DOWNERS GROVE
Parcel ID
0629302009
Property Type
Commercial
Zone
B-3
Year Built
1975
Lot Size
92,347 sq ft
Gross Building Area
53,687 sq ft
Gross Floor Area
49,970 sq ft
Living Area
46,253 sq ft
Basement Area
0 sq ft
Impervious Surface
46,253 sq ft
50.1%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 1015 Butterfield Rd, Downers Grove, IL, 60515?
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)
Probably Not Allowed
This lot does not meet the requirements for an Internal ADU. A variance may be requested through your local zoning authority
Swimming Pool
This property may meet the zoning requirements to build a swimming pool. Some factors may affect feasibility. 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
This property may meet the zoning requirements to build a Single-Family home up to 69,260 sq ft of zoning-counted floor area Illegal, or possibly more by Special Permit. Additional factors may affect feasibility.
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition up to 19,290 sq ft of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
DOWNERS GROVE
Parcel ID
0629302009
Property Type
Commercial
Zone
B-3
Year Built
1975
Lot Size
92,347 sq ft
Gross Building Area
53,687 sq ft
Gross Floor Area
49,970 sq ft
Living Area
46,253 sq ft
Basement Area
0 sq ft
Impervious Surface
46,253 sq ft
50.1%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.