644 Mountain View St is a 1,337 square foot house on a 7,520 square foot lot with 3 bedrooms and 2 bathrooms. Based on Redfin's Altadena data, we estimate the home's value is $959,594.
Single-familyProperty Type
1939Year Built
7,520 sq ftLot Size
$718Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$959,594
$28K since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 17.5% lower than the average sale price ($1.16M) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$4,051 (+5.8%)
$192,987 + $104,762
$297,749
2024
$3,828 (+1.0%)
$189,203 + $102,708
$291,911
2023
$3,792 (+3.4%)
$185,494 + $100,695
$286,189
2022
$3,667 (+6.0%)
$181,857 + $98,721
$280,578
2021
$3,458 (+3.7%)
$178,292 + $96,786
$275,078
2020
$3,335
$174,797 + $94,889
$269,686
2019
$3,338 (+0.8%)
$173,005 + $93,917
$266,922
2018
$3,312 (+1.0%)
$169,613 + $92,076
$261,689
2017
$3,278 (+2.4%)
$163,028 + $88,501
$251,529
2016
$3,200 (+1.1%)
$163,028 + $88,501
$251,529
2015
$3,166 (+1.7%)
$159,832 + $86,766
$246,598
2014
$3,112 (+1.2%)
$154,349 + $83,789
$238,138
2012
$3,076 (+2.4%)
$153,652 + $83,411
$237,063
2011
$3,002 (+1.6%)
$150,640 + $81,776
$232,416
2010
$2,955 (−0.4%)
$147,687 + $80,173
$227,860
2009
$2,968 (+6.3%)
$146,584 + $79,574
$226,158
2008
$2,792
$146,933 + $79,764
$226,697
Tax history for 644 Mountain View St
Year
Property tax
Land + Additions
Assessment*
2025
$4,051 (+5.8%)
$192,987 + $104,762
$297,749
2024
$3,828 (+1.0%)
$189,203 + $102,708
$291,911
2023
$3,792 (+3.4%)
$185,494 + $100,695
$286,189
2022
$3,667 (+6.0%)
$181,857 + $98,721
$280,578
2021
$3,458 (+3.7%)
$178,292 + $96,786
$275,078
2020
$3,335
$174,797 + $94,889
$269,686
2019
$3,338 (+0.8%)
$173,005 + $93,917
$266,922
2018
$3,312 (+1.0%)
$169,613 + $92,076
$261,689
2017
$3,278 (+2.4%)
$163,028 + $88,501
$251,529
2016
$3,200 (+1.1%)
$163,028 + $88,501
$251,529
2015
$3,166 (+1.7%)
$159,832 + $86,766
$246,598
2014
$3,112 (+1.2%)
$154,349 + $83,789
$238,138
2012
$3,076 (+2.4%)
$153,652 + $83,411
$237,063
2011
$3,002 (+1.6%)
$150,640 + $81,776
$232,416
2010
$2,955 (−0.4%)
$147,687 + $80,173
$227,860
2009
$2,968 (+6.3%)
$146,584 + $79,574
$226,158
2008
$2,792
$146,933 + $79,764
$226,697
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Exterior
Property Information
Subdivision Name: 6386
Living Sq. Ft: 1,337
# of Units: 1
Legal Description: TRACT # 6386 LOT 6
Lot Information
# of Buildings: 1
Land Sq. Ft: 7,520
Legal Lot Number: 6
Acres: 0.1726
Depth Footage: 145
Front Footage: 50
Zoning Code: LCR175
County Use Description: SINGLE FAMILY RESID
Location Information
Parcel Location Influence: Corner
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,337
Stories: —
Lot Size: 7,520 square feet
Style: Single Family Residential
Year Built: 1939
Year Renovated: 1939
County: Los Angeles County
APN: 5828025001
Home facts updated by county records on Oct 8, 2026
Around this home
Schools
K - 12
Preschool & daycare
Altadena Elementary School
Public K-5 • Assigned • 1.7mi
5/10
Eliot Arts Magnet
Public 6-8 • Assigned • 1.9mi
2/10
John Muir High School
Public 9-12 • Assigned • 0.9mi
4/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The Los Angeles County market is becoming more balanced, giving buyers a little more room to negotiate while well-priced homes can still attract strong interest. With homes taking longer to sell and buyers becoming more selective, pricing and...