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What Are You Allowed to Build at 400 Oak St, Cincinnati, OH, 45219?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 14,587 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 of up to 23,249 sq ft allowed By Right, or possibly more by Special Permit, 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 170,181 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 146,932 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 400 Oak St, Cincinnati, OH, 45219

Zoning Jurisdiction

CINCINNATI

Parcel ID

00910001013800

Property Type

Residential

Zone

OG

Year Built

Lot Size

97,246 sq ft

Gross Building Area

23,249 sq ft

Gross Floor Area

23,249 sq ft

Estimated

Living Area

23,249 sq ft

Basement Area

0 sq ft

Impervious Surface

23,249 sq ft

Estimated
23.9%of lot coverage

ADU rules for Cincinnati, OH

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 400 Oak St, Cincinnati, OH, 45219?

Backyard Cottage

(Detached ADU)

Might be Allowed
This property may qualify for a Detached ADU of up to 14,587 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 of up to 23,249 sq ft allowed By Right, or possibly more by Special Permit, 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 Allowed
This property likely meets the zoning requirements to build a Single-Family home up to 170,181 sq ft of zoning-counted floor area allowed By Right, or possibly more by Special Permit.

Multifamily

Home Addition

Probably Allowed
We estimate you can expand this property by up to 146,932 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 400 Oak St, Cincinnati, OH, 45219

Zoning Jurisdiction

CINCINNATI

Parcel ID

00910001013800

Property Type

Residential

Zone

OG

Year Built

Lot Size

97,246 sq ft

Gross Building Area

23,249 sq ft

Gross Floor Area

23,249 sq ft

Estimated

Living Area

23,249 sq ft

Basement Area

0 sq ft

Impervious Surface

23,249 sq ft

Estimated
23.9%of lot coverage

ADU rules for Cincinnati, OH

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

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