Want to explore more?
What Are You Allowed to Build at 439 S Madison Ave, Pasadena, CA, 91101?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 1,000 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 of up to 1,000 sq ft allowed By Right, or possibly more by Special Permit.
Swimming Pool
Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. 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
Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home.
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
PASADENA
Parcel ID
5734009047
Property Type
Single Family
Zone
CD-RM-32
Year Built
1936
Lot Size
30,030 sq ft
Gross Building Area
10,734 sq ft
Gross Floor Area
5,985 sq ft
Living Area
1,237 sq ft
Basement Area
0 sq ft
Impervious Surface
10,734 sq ft
35.7%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 439 S Madison Ave, Pasadena, CA, 91101?
Backyard Cottage
(Detached ADU)
Probably Allowed
This property meets the requirements for a Detached ADU of up to 1,000 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 of up to 1,000 sq ft allowed By Right, or possibly more by Special Permit.
Swimming Pool
Probably Allowed
This property likely meets the zoning requirements to build a swimming pool. 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
Probably Allowed
This property likely meets the zoning requirements to build a Single-Family home.
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
PASADENA
Parcel ID
5734009047
Property Type
Single Family
Zone
CD-RM-32
Year Built
1936
Lot Size
30,030 sq ft
Gross Building Area
10,734 sq ft
Gross Floor Area
5,985 sq ft
Living Area
1,237 sq ft
Basement Area
0 sq ft
Impervious Surface
10,734 sq ft
35.7%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.