$675,000
SOLD JUL 13, 2026

646 W Mendocino St Altadena, CA 91001

Altadena Area
2 Beds
1.5 Baths
1,495 Sq Ft
9,146 Sq Ft Lot

Sale Details

Date Sold: July 13, 2026

$452 Per Sq Ft

4% Above List Price

26 Days on Market

Highlights

  • Guest House
  • Wood Flooring
  • Eat-In Kitchen
  • Traditional Architecture
  • No HOA
  • Crown Molding

About This Home

As of July 2026

Altadena fixer with tremendous upside and opportunity. This property is ideal for investors, contractors, or buyers looking to create value through renovation. The home needs significant cleanout and updating, but offers a compelling chance to reimagine the space in a desirable Altadena setting. The property also features a converted garage currently being used as a studio, offering potential flexibility for creative use, work-from-home space, or future improvement. Generous outdoor areas, mature landscaping, and a long driveway add to the property's possibilities. Bring your vision and explore the potential this Altadena opportunity has to offer.

Last Agent to Sell the Property

David Knight

Keller Williams Realty Brokerage Email: daveknightrealestate@gmail.com License #01829234 Listed on: 05/27/2026

Keller Williams Realty

Co-Listed By

Amber Waas

Keller Williams Realty Brokerage Email: daveknightrealestate@gmail.com License #01263026

Last Buyer's Agent

Ramiro Rivas

The Agency License #01406511

The Agency
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Home Details

Home Type

  • Single Family

Year Built

  • Built in 1948

Lot Details

  • 9,146 Sq Ft Lot
  • No Sprinklers

Home Design

  • Traditional Architecture
  • Stucco

Interior Spaces

  • 1,495 Sq Ft Home
  • Crown Molding
  • Family Room
  • Living Room with Fireplace

Kitchen

  • Eat-In Kitchen
  • Gas Range
  • Dishwasher
  • Tile Countertops

Flooring

  • Wood
  • Carpet
  • Vinyl

Bedrooms and Bathrooms

  • 2 Bedrooms
  • Bathtub with Shower

Parking

  • Parking Available
  • Driveway

Additional Features

  • Guest House
  • Suburban Location
  • No Heating

Community Details

  • No Home Owners Association

Listing and Financial Details

  • Tax Lot 41
  • Assessor Parcel Number 5829032017

Home Details

Home Type

Single Family

Year Built

Built in 1948

Lot Details

9,146 Sq Ft Lot

Listing Details

  • Structure Type: House
  • Assessments: No
  • Inclusions: The seller intends to remove select personal belongings prior to closing. Any remaining items currently on the property at the close of escrow shall be included in the sale in their present condition.
  • Property Attached: No
  • View: No
  • Architectural Style: Traditional
  • Property Sub Type: Single Family Residence
  • Property Type: Residential
  • Parcel Number: 5829032017
  • Year Built: 1948
  • Special Features: None

Interior Features

  • Fireplace: Yes
  • Living Area: 1495.00 Square Feet
  • Interior Amenities: Crown Molding
  • Common Walls: No Common Walls
  • Flooring: Vinyl, Carpet, Wood
  • Appliances: Yes
  • Full Bathrooms: 1
  • Half Bathrooms: 1
  • Total Bedrooms: 2
  • Eating Area: Area
  • Fireplace Features: Living Room
  • Levels: One
  • Price Per Square Foot: 451.51
  • Room Type: Primary Bedroom, Kitchen, Living Room, Family Room
  • Bathroom Features: Shower In Tub
  • Room Kitchen Features: Tile Counters

Exterior Features

  • Patio: No
  • Other Structures: Guest House
  • Fence: No
  • Pool Private: No
  • Spa: No
  • Construction Materials: Stucco

Garage/Parking

  • Parking: Yes
  • Parking Features: Driveway

Utilities

  • Sprinklers: No
  • Heating: No
  • Laundry: No
  • Appliances: Refrigerator, Gas Range, Dishwasher
  • Sewer: Public Sewer
  • Water Source: Public

Condo/Co-op/Association

  • Association: No
  • Senior Community: No
  • Community Features: Suburban

Lot Info

  • Land Lease: No
  • Lot Features: Sprinklers None
  • Lot Size Sq Ft: 9146.00
  • Lot Size Acres: 0.2100

Multi Family

  • Lease Considered: No
  • Lot Size Area: 9146.0000 Square Feet

Tax Info

  • Tax Lot: 41

Ownership History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Name Owned For Owner Type

Purchase Details

Closed on
Sep 16, 2003
Sold by
Bought by

Purchase Details

Closed on
Jun 24, 2002
Sold by
Bought by

Home Financials for this Owner

Home Financials are based on the most recent Mortgage that was taken out on this home.
Original Mortgage
$187,000
Interest Rate
6.52%

Purchase Details

Closed on
Dec 30, 1997
Sold by
Bought by

Purchase Details

Closed on
Sep 30, 1997
Sold by
Bought by
Source: Public Records

Home Values in the Area

Source: Public Records

Average Home Value in this Area





Source: Public Records

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Purchase History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Type Sale Price Title Company
Grant Deed $379,000 Security Union Title
Interfamily Deed Transfer -- American Title Co
Interfamily Deed Transfer -- Old Republic Title
Grant Deed $135,000 Old Republic Title
Source: Public Records

Mortgage History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Status Loan Amount Loan Type
Previous Owner $244,950 Unknown
Previous Owner $187,000 No Value Available
Source: Public Records

Property History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Date Event Price List to Sale Price per Sq Ft
07/13/2026 07/13/26 Sold $675,000 +4.0% $452 / Sq Ft
06/22/2026 06/22/26 Pending -- -- --
06/21/2026 06/21/26 For Sale $649,000 -3.9% $434 / Sq Ft
06/09/2026 06/09/26 Off Market $675,000 -- --
05/27/2026 05/27/26 For Sale $649,000 -- $434 / Sq Ft
Source: Pasadena-Foothills Association of REALTORS®

Tax History

We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2025 $6,727 $538,836 $421,977 $116,859
2024 $6,423 $528,271 $413,703 $114,568
2023 $6,365 $517,914 $405,592 $112,322
2022 $6,147 $507,760 $397,640 $110,120
2021 $5,839 $497,805 $389,844 $107,961
2019 $5,624 $483,041 $378,282 $104,759
2018 $5,717 $473,570 $370,865 $102,705
2016 $5,541 $455,183 $356,465 $98,718
2015 $5,482 $448,347 $351,111 $97,236
2014 $5,376 $439,566 $344,234 $95,332
Source: Public Records

Agents Affiliated with this Home

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Map

Source: Pasadena-Foothills Association of REALTORS®

MLS Number: P1-27325

Pasadena-Foothills Association of REALTORS®

APN: 5829-032-017

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