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What Are You Allowed to Build at 521 27th St, Ogden, UT, 84403?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 800 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU.

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 2,400 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 2,400 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 521 27th St, Ogden, UT, 84403

Zoning Jurisdiction

OGDEN

Parcel ID

010020039

Property Type

Single Family

Zone

R-3EC

Year Built

1920

Lot Size

10,454 sq ft

Gross Building Area

2,012 sq ft

Gross Floor Area

2,072 sq ft

Estimated

Living Area

2,072 sq ft

Basement Area

0 sq ft

Impervious Surface

2,012 sq ft

Estimated
19.2%of lot coverage

ADU rules for Ogden, UT

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 521 27th St, Ogden, UT, 84403?

Backyard Cottage

(Detached ADU)

Probably Allowed
This property meets the requirements for a Detached ADU of up to 800 sq ft allowed By Right, or possibly more by Special Permit.

In Home Apartment

(Conversion or Addition)

Probably Allowed
This property meets the requirements for an Internal ADU.

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 2,400 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 2,400 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 521 27th St, Ogden, UT, 84403

Zoning Jurisdiction

OGDEN

Parcel ID

010020039

Property Type

Single Family

Zone

R-3EC

Year Built

1920

Lot Size

10,454 sq ft

Gross Building Area

2,012 sq ft

Gross Floor Area

2,072 sq ft

Estimated

Living Area

2,072 sq ft

Basement Area

0 sq ft

Impervious Surface

2,012 sq ft

Estimated
19.2%of lot coverage

ADU rules for Ogden, UT

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

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