As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$2,447 (+7.1%)
$31,921 + $127,722
$159,643
2024
$2,285 (+2.3%)
$31,921 + $127,722
$159,643
2023
$2,235 (+1.8%)
$31,296 + $125,218
$156,514
2022
$2,196 (+2.3%)
$30,683 + $122,763
$153,446
2021
$2,147 (+1.3%)
$30,082 + $120,356
$150,438
2020
$2,120 (+0.6%)
$29,493 + $117,997
$147,490
2019
$2,107 (+5.0%)
$29,191 + $116,788
$145,979
2018
$2,007 (+1.8%)
$28,619 + $114,499
$143,118
2017
$1,972 (+2.4%)
$27,508 + $110,053
$137,561
2016
$1,926 (+1.5%)
$27,508 + $110,053
$137,561
2015
$1,898 (+0.5%)
$26,969 + $107,896
$134,865
2014
$1,888 (+3.0%)
$26,044 + $104,195
$130,239
2012
$1,833 (+1.8%)
$25,927 + $103,725
$129,652
2011
$1,800 (+2.4%)
$25,419 + $101,692
$127,111
2010
$1,758 (+0.6%)
$24,921 + $99,699
$124,620
2009
$1,748 (+5.4%)
$24,735 + $98,954
$123,689
2008
$1,659
$24,794 + $99,190
$123,984
Tax history for 550 Derby Rd
Year
Property tax
Land + Additions
Assessment*
2025
$2,447 (+7.1%)
$31,921 + $127,722
$159,643
2024
$2,285 (+2.3%)
$31,921 + $127,722
$159,643
2023
$2,235 (+1.8%)
$31,296 + $125,218
$156,514
2022
$2,196 (+2.3%)
$30,683 + $122,763
$153,446
2021
$2,147 (+1.3%)
$30,082 + $120,356
$150,438
2020
$2,120 (+0.6%)
$29,493 + $117,997
$147,490
2019
$2,107 (+5.0%)
$29,191 + $116,788
$145,979
2018
$2,007 (+1.8%)
$28,619 + $114,499
$143,118
2017
$1,972 (+2.4%)
$27,508 + $110,053
$137,561
2016
$1,926 (+1.5%)
$27,508 + $110,053
$137,561
2015
$1,898 (+0.5%)
$26,969 + $107,896
$134,865
2014
$1,888 (+3.0%)
$26,044 + $104,195
$130,239
2012
$1,833 (+1.8%)
$25,927 + $103,725
$129,652
2011
$1,800 (+2.4%)
$25,419 + $101,692
$127,111
2010
$1,758 (+0.6%)
$24,921 + $99,699
$124,620
2009
$1,748 (+5.4%)
$24,735 + $98,954
$123,689
2008
$1,659
$24,794 + $99,190
$123,984
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Heating & Cooling
Air Conditioning Type: Central
Heating Type: Central
Exterior
Property Information
Subdivision Name: 40448
Living Sq. Ft: 1,025
# of Units: 1
Legal Description: TR=40448 LOT 1 CONDO UNIT 53
Lot Information
# of Buildings: 1
Land Sq. Ft: 140,306
Legal Lot Number: 1
Municipality Name: SAN DIMAS
Acres: 3.221
Zoning Code: SDSF7500RPD9.5
County Use Description: CONDOMINIUM
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 2
Baths: 2.0
Sq. Ft.: 1,025
Stories: —
Lot Size: —
Style: Condo/Co-op
Year Built: 1984
Year Renovated: 1984
County: Los Angeles County
APN: 8385026056
Home facts updated by county records on Jul 8, 2026
Around this home
Schools
Gladstone Elementary School
Public K-5 • Assigned • 1.0mi
8/10
Lone Hill Middle School
Public 6-8 • Assigned • 0.2mi
8/10
San Dimas High School
Public 9-12 • Assigned • 0.2mi
8/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
The real estate market is becoming more balanced. Buyers have more inventory, more data, and more time to make informed decisions than they did a year ago. Well-priced homes are still moving quickly, but today’s market rewards preparation, strategy,...