1st St, Los Altos, CA Property Records

Santa Clara County property records for 49 addresses on 1st St, Los Altos, CA · Last verified August 2026

1st St Highlights

Properties 145
Median Sale Price $2,295,000
Deeds and Mortgages on File 172
Median Price per Sqft $1,547
Owner Occupied 43%
Median Annual Tax Bill $21,796
Median Year Built 2015
Median Ownership Tenure 8 years

Properties on 1st St

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

1 1st St

20,479 sqft · Built 1988 · 0.688 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,9282025 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

20 1st St

3 bd · 2 ba · 5,000 sqft · 0.243 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2007 $66,7462025 Amount on Record — 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

95 1st St

10,976 sqft · Built 1978 · 0.516 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 2008 $78,7042025 Amount on Record Jul 1997 2 Names on Record AssessorUpdated May 2026

100 1st St

46 units · Built 2015 · 806 sq ft

Last Sale Median Tax Bill Median Sale    
$3,250,000Jul 2026 $23,0542025 $3,100,00046 units    

101 1st St

3,264 sqft · Built 1950 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,257,000Nov 2020 $52,9842024 Amount on Record Jan 2017 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

102 1st St

14,151 sqft · Built 1993 · 0.446 acres

Last Sale Tax Bill Prior Sale Owner Records
—Mar 2010 $91,2342025 1 Name on Record AssessorUpdated Aug 2026

121 1st St

3,363 sqft · Built 2003 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,343,000Nov 2020 $54,0052024 Amount on Record May 2016 1 Name on Record Assessor + 2 DocumentsUpdated May 2026

127 1st St

7,000 sqft · Built 1998 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2009 $49,3902024 Amount on Record Jul 2009 1 Name on Record AssessorUpdated May 2026

129 1st St

2,621 sqft · Built 2008 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,127,250Oct 2012 $32,0052024 Amount on Record Jan 2006 1 Name on Record AssessorUpdated May 2026

139 1st St

1,625 sqft · Built 1949 · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,724,750Jul 2014 $39,4642025 1 Name on Record AssessorUpdated Aug 2026

141 1st St

1,825 sqft · Built 1952 · 0.081 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,349,750Jan 2014 $33,7092024 —Jan 2008 1 Name on Record AssessorUpdated May 2026

145 1st St

1,652 sqft · Built 1915 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jun 2010 $22,4082025 1 Name on Record AssessorUpdated Aug 2026

151 1st St

2,263 sqft · Built 1974 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,499,750May 2012 $14,1232024 Amount on Record Feb 2012 1 Name on Record Assessor + 1 DocumentUpdated Jul 2026

160 1st St

45,295 sqft · Built 2013 · 1.65 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,400,000Sep 1997 $322,4272024 —Jun 1994 1 Name on Record AssessorUpdated May 2026

199 1st St

Built 1962 · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$350,5332025 1 Name on Record AssessorUpdated Aug 2026

288 1st St

2,873 sqft · Built 1910 · 0.417 acres

Last Sale Tax Bill Prior Sale Owner Records
$19,7372025 1 Name on Record AssessorUpdated Aug 2026

303 1st St

2,794 sqft · Built 1968 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,9532025 1 Name on Record Assessor + 6 DocumentsUpdated Aug 2026

309 1st St

6,712 sqft · Built 1924 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,200,000Oct 2005 $3,2002024 1 Name on Record Assessor + 1 DocumentUpdated May 2026

317 1st St

2,500 sqft · Built 1962 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,750,000Jul 2021 $58,6192024 Amount on Record Feb 2006 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

325 1st St

3,336 sqft · Built 1954 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
—Jul 2013 $32,3142024 Amount on Record Jan 1999 2 Names on Record AssessorUpdated May 2026

331 1st St

3,250 sqft · Built 1956 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$13,4382025 2 Names on Record AssessorUpdated Aug 2026

337 1st St

0.159 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Nov 2005 $3,0652025 1 Name on Record AssessorUpdated Aug 2026

342 1st St

17,061 sqft · Built 1966 · 0.966 acres

Last Sale Tax Bill Prior Sale Owner Records
$96,6752025 1 Name on Record AssessorUpdated Aug 2026

349 1st St

3,056 sqft · Built 1960 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,250,000May 2015 $49,4452024 —Apr 2007 1 Name on Record AssessorUpdated May 2026

355 1st St

1,250 sqft · Built 1963 · 0.162 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,389,000Apr 2022 $77,0752024 Amount on Record Dec 2012 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

365 1st St

1,649 sqft · Built 1938 · 0.16 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,300,000Apr 2022 $40,8412024 Amount on Record Dec 2019 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

366 1st St

1,738 sqft · Built 1955 · 0.119 acres

Last Sale Tax Bill Prior Sale Owner Records
—May 2001 $17,4632024 1 Name on Record Assessor + 1 DocumentUpdated May 2026

371 1st St

1,060 sqft · Built 1938 · 0.159 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,250,000Feb 2023 $76,6842025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

373 1st St

2,191 sqft · Built 1991 · 0.156 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,380,000Sep 2023 $76,7372025 —Jul 2022 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

376 1st St

2,492 sqft · Built 1951 · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$850,000Jul 1998 $18,2542024 1 Name on Record Assessor + 3 DocumentsUpdated May 2026

382 1st St

4,110 sqft · Built 1956 · 0.095 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,350,000May 2005 $28,8922024 Amount on Record Mar 1995 1 Name on Record Assessor + 1 DocumentUpdated May 2026

385 1st St

3,000 sqft · Built 1955 · 0.154 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,699,750Oct 2014 $24,3572024 1 Name on Record AssessorUpdated May 2026

389 1st St

12 units · Built 2023 · 1,303 sq ft

Last Sale Median Tax Bill Median Sale    
$1,360,000Jul 2026 $28,7712025 $2,195,00012 units    

389 1st St

3,140 sqft · Built 1980 · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,515,000Feb 2017 $69,8782023 —Oct 2014 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2023

392 1st St

4,600 sqft · Built 1958 · 0.256 acres

Last Sale Tax Bill Prior Sale Owner Records
$14,6872025 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

395 1st St

1,500 sqft · Built 1954 · 0.073 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,300,000Nov 2015 $18,7392024 Amount on Record Feb 2007 2 Names on Record AssessorUpdated May 2026

396 1st St

20 units · Built 2012 · 789 sq ft

Last Sale Median Tax Bill Median Sale    
$1,100,000Sep 2024 $18,3102025 $1,688,00020 units    

399 1st St

1,500 sqft · Built 1951 · 0.072 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,342,000Feb 2021 $30,9142025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

401 1st St

2,550 sqft · Built 1951 · 0.07 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,600,000Apr 2026 $9,2682025 1 Name on Record Assessor + 2 DocumentsUpdated Aug 2026

425 1st St

20 units · Built 2023 · 542 sq ft

Last Sale Median Tax Bill Median Sale    
$1,365,000Apr 2026 $12,2992025 $1,740,00020 units    

425 1st St

4,497 sqft · Built 1975 · 0.273 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,800,000Feb 2024 $153,8812023 Amount on Record Jun 2018 1 Name on Record Assessor + 8 DocumentsUpdated Mar 2024

435 1st St

2,400 sqft · Built 1946 · 0.121 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,500,000Dec 2015 $21,5152024 1 Name on Record Assessor + 1 DocumentUpdated May 2026

440 1st St

1,840 sqft · Built 1980 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,298,000Dec 2024 $42,6142024 Amount on Record Jun 2019 1 Name on Record Assessor + 2 DocumentsUpdated Apr 2026

441 1st St

2,830 sqft · Built 1947 · 0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$8,2912025 1 Name on Record AssessorUpdated Aug 2026

450 1st St

0.349 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,100,000May 2024 $150,0282023 Amount on Record Apr 2024 3 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated May 2024

450 1st St

3 units

Last Sale Median Tax Bill Median Sale    
$611,500Jun 2024 $8,2112025 —3 units    

457 1st St

2,700 sqft · Built 1950 · 0.099 acres

Last Sale Tax Bill Prior Sale Owner Records
—Feb 1998 $13,3822025 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

467 1st St

17,103 sqft · Built 2017 · 0.564 acres

Last Sale Tax Bill Prior Sale Owner Records
$659,750Mar 2012 $298,8552025 1 Name on Record AssessorUpdated Aug 2026

496 1st St

20,400 sqft · Built 1997 · 0.879 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,550,000Apr 1997 $125,9412025 1 Name on Record AssessorUpdated Aug 2026

Wildfire Risk on 1st St

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Property Records in Nearby Streets