663 N Summit Ave is a 780 square foot multi-family home on a 10,776 square foot lot with 1 bedroom and 1 bathroom. - it last sold on September 10, 1996 for $185,000. Based on Redfin's Pasadena data, we estimate the home's value is $1,151,433.
Multi-familyProperty Type
1903Year Built
10,776 sq ftLot Size
$1,476Est. Price/Sq.Ft.
3 spacesParking
Source:Public Records
Redfin Estimate
$1,151,433
$966K since sold in September 1996$68K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.9% higher than the average sale price ($1.13M) of 6 comparable homes.
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
RM-12
Multi-Family Residential - Two Units Per Lot District
The purposes of the RM-12 zoning district are to: Provide appropriately located areas for low-medium density residential neighborhoods that are consistent with and implement the Low-Medium Density Residential land use designation of the General Plan, and with the standards of public health and safety established by this Zoning Code; and Ensure adequate light, air, privacy, and open space for the construction of two units on a lot.
Permitted uses
Include but are not limited to:
Day care facility
Housing-Single unit
Housing-Multiple units
Housing-Senior
Housing-Other
Infrastructure
Jul 30, 1992 • Final
Electrical
Electrical
Electric meter
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Exterior
Property Information
Subdivision Name: MILLER & CARTERS
Living Sq. Ft: 780
Gross Sq. Ft: 2,419
# of Units: 2
Legal Description: MILLER AND CARTER'S SUB OF PT OF BLK U PAINTER AND BALL TRACT LOT 15
Lot Information
# of Buildings: 2
Land Sq. Ft: 10,776
Legal Lot Number: 15
Legal Block Number: U
Municipality Name: PASADENA
Acres: 0.2474
Zoning Code: PSR1
County Use Description: DUPLEX
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 1
Baths: 1.0
Sq. Ft.: 780
Stories: —
Lot Size: 10,776 square feet
Style: Multi-Family (2-4 Unit)
Year Built: 1903
Year Renovated: —
County: Los Angeles County
APN: 5725009009
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
K - 12
Preschool & daycare
Madison Elementary School
Public K-5 • Assigned • 0.5mi
2/10
Octavia E. Butler Magnet School
Public 6-8 • Assigned • 1.0mi
4/10
John Muir High School
Public 9-12 • Assigned • 1.6mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Pasadena market remains active, but buyers have a little more time and negotiating room as homes are taking longer to sell. Well-priced homes in desirable neighborhoods can still attract strong interest and multiple offers. If you’re considering...