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What Are You Allowed to Build at 228 E Main St, Sun Prairie City, WI, 53590?

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

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 33,020 sq ft of zoning-counted floor area allowed By Conditional Use Permit, or possibly more 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 18,376 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 228 E Main St, Sun Prairie City, WI, 53590

Zoning Jurisdiction

SUN PRAIRIE CITY

Parcel ID

081105467852

Property Type

Other

Zone

CC

Year Built

1955

Lot Size

16,510 sq ft

Gross Building Area

17,884 sq ft

Gross Floor Area

14,644 sq ft

Estimated

Living Area

11,405 sq ft

Basement Area

0 sq ft

Impervious Surface

11,405 sq ft

Estimated
69.1%of lot coverage

ADU rules for Sun Prairie City, WI

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 228 E Main St, Sun Prairie City, WI, 53590?

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

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

Might be Allowed
This property may meet the zoning requirements to build a Single-Family home up to 33,020 sq ft of zoning-counted floor area allowed By Conditional Use Permit, or possibly more 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 18,376 sq ft of zoning-counted floor area. Additional factors may affect feasibility.

Property facts

Streetview picture of 228 E Main St, Sun Prairie City, WI, 53590

Zoning Jurisdiction

SUN PRAIRIE CITY

Parcel ID

081105467852

Property Type

Other

Zone

CC

Year Built

1955

Lot Size

16,510 sq ft

Gross Building Area

17,884 sq ft

Gross Floor Area

14,644 sq ft

Estimated

Living Area

11,405 sq ft

Basement Area

0 sq ft

Impervious Surface

11,405 sq ft

Estimated
69.1%of lot coverage

ADU rules for Sun Prairie City, WI

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

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