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What Are You Allowed to Build at 3220 W Chain Of Rocks Rd, Unincorporated (Madison), IL, 62040?

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

Might be Allowed
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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 62,726 sq ft of zoning-counted floor area allowed By Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 48,151 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 3220 W Chain Of Rocks Rd, Unincorporated (Madison), IL, 62040

Zoning Jurisdiction

Madison County

Parcel ID

182142904401003

Property Type

Commercial

Zone

B-2

Year Built

1965

Lot Size

52,272 sq ft

Gross Building Area

5,250 sq ft

Gross Floor Area

14,575 sq ft

Estimated

Living Area

14,575 sq ft

Basement Area

0 sq ft

Impervious Surface

14,575 sq ft

Estimated
27.9%of lot coverage

ADU rules for Unincorporated Madison, 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 3220 W Chain Of Rocks Rd, Unincorporated (Madison), IL, 62040?

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

Might be Allowed
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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 62,726 sq ft of zoning-counted floor area allowed By Special Permit. Additional factors may affect feasibility.

Multifamily

Home Addition

Might be Allowed
The property may meet the zoning requirements to build a Home Addition up to 48,151 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 3220 W Chain Of Rocks Rd, Unincorporated (Madison), IL, 62040

Zoning Jurisdiction

Madison County

Parcel ID

182142904401003

Property Type

Commercial

Zone

B-2

Year Built

1965

Lot Size

52,272 sq ft

Gross Building Area

5,250 sq ft

Gross Floor Area

14,575 sq ft

Estimated

Living Area

14,575 sq ft

Basement Area

0 sq ft

Impervious Surface

14,575 sq ft

Estimated
27.9%of lot coverage

ADU rules for Unincorporated Madison, IL

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

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