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What Are You Allowed to Build at 903 W Rio Altar, Unincorporated (Pima), AZ, 85614?
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)
This property may qualify for an Internal ADU of up to 1,211 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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
Pima County
Parcel ID
304581170
Property Type
Residential
Zone
CR-4
Year Built
1979
Lot Size
2,706 sq ft
Gross Building Area
1,992 sq ft
Gross Floor Area
1,614 sq ft
Living Area
1,236 sq ft
Basement Area
0 sq ft
Impervious Surface
1,992 sq ft
73.6%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 903 W Rio Altar, Unincorporated (Pima), AZ, 85614?
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)
This property may qualify for an Internal ADU of up to 1,211 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 Not Allowed
This lot does not meet the zoning requirements to build a Single-Family home. A variance may be requested through your local zoning authority
Multifamily
Home Addition
The property may meet the zoning requirements to build a Home Addition of zoning-counted floor area. Additional factors may affect feasibility.
Property facts
Zoning Jurisdiction
Pima County
Parcel ID
304581170
Property Type
Residential
Zone
CR-4
Year Built
1979
Lot Size
2,706 sq ft
Gross Building Area
1,992 sq ft
Gross Floor Area
1,614 sq ft
Living Area
1,236 sq ft
Basement Area
0 sq ft
Impervious Surface
1,992 sq ft
73.6%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.