1st St, Irwindale, CA Property Records

Los Angeles County property records for 3 addresses on 1st St, Irwindale, CA · Last verified June 2026

1st St Highlights

Properties 3
Deeds and Mortgages on File 11
Average Living Area 335,516 sq ft
Owner Occupied 33%
Median Annual Tax Bill $234,015
Median Year Built 1985
Median Ownership Tenure 26 years

Properties on 1st St

Owner names and prior sale amounts shown locked below are available instantly with a free trial.

15501 1st St

59,600 sqft · Built 1985 · 3.3 acres

Last Sale Tax Bill Prior Sale Owner Records
—Oct 2000 $79,4142025 —Nov 2012 1 Name on Record AssessorUpdated Jun 2026

15547 1st St

110,040 sqft · Built 1986 · 3.24 acres

Last Sale Tax Bill Prior Sale Owner Records
—Apr 1982 $234,0152025 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

15801 1st St

836,910 sqft · Built 1978 · 0.177 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2025 $2,227,0222025 1 Name on Record Assessor + 11 DocumentsUpdated Oct 2025

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