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Upper Lock Ave, Belmont, CA Property Records

San Mateo County property records for 27 addresses on Upper Lock Ave, Belmont, CA · Last verified August 2026

Upper Lock Ave Highlights

Properties 27
Median Sale Price $2,425,000
Deeds and Mortgages on File 39
Median Price per Sqft $1,027
Owner Occupied 100%
Median Annual Tax Bill $21,169
Median Year Built 1964
Median Ownership Tenure 10 years

Properties on Upper Lock Ave

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

3200 Upper Lock Ave

3 bd · 2.5 ba · 1,780 sqft · 0.168 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$855,000Jul 2010 $14,2522025 Amount on Record May 1998 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3202 Upper Lock Ave

3 bd · 2.5 ba · 2,570 sqft · 0.115 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,7622025 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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3203 Upper Lock Ave

3 bd · 2 ba · 1,670 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,550,000Oct 2018 $21,1692025 —Oct 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

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3204 Upper Lock Ave

3 bd · 2 ba · 1,440 sqft · 0.108 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,6252025 —Feb 2007 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3206 Upper Lock Ave

3 bd · 2.5 ba · 2,065 sqft · 0.124 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,158,000May 2023 $27,2362025 Amount on Record Jan 2019 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

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3208 Upper Lock Ave

4 bd · 2 ba · 2,210 sqft · 0.132 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,100,000Mar 2026 $26,1332025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

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3210 Upper Lock Ave

4 bd · 2 ba · 2,200 sqft · 0.147 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$3,3692025 —Aug 2009 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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3212 Upper Lock Ave

3 bd · 3.5 ba · 2,810 sqft · 0.153 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,035,000Sep 2012 $16,4502025 Amount on Record Jun 2010 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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3213 Upper Lock Ave

5 bd · 7.5 ba · 2,324 sqft · 0.199 acres

Last Sale Tax Bill Prior Sale Owner Records
$3,899,000Jun 2023 $47,7372025 Amount on Record Sep 2017 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3214 Upper Lock Ave

1 bd · 1 ba · 630 sqft · 0.15 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$170,000Feb 1993 $23,5922025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3215 Upper Lock Ave

3 bd · 2 ba · 1,500 sqft · 0.17 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$792,000Nov 2008 $12,9882025 —Feb 2021 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

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3216 Upper Lock Ave

3 bd · 2.5 ba · 2,840 sqft · 0.146 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,780,000Nov 2016 $25,5072025 Amount on Record May 2012 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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3217 Upper Lock Ave

3 bd · 4 ba · 2,570 sqft · 0.197 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,467,000Dec 2022 $30,7472025 Amount on Record Dec 1997 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3218 Upper Lock Ave

3 bd · 2.5 ba · 2,360 sqft · 0.168 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,425,000Jun 2023 $29,9942025 Amount on Record Dec 2017 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jul 2026

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3219 Upper Lock Ave

3 bd · 2 ba · 1,680 sqft · 0.177 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$685,000May 2003 $13,1422025 Amount on Record Aug 2001 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

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3220 Upper Lock Ave

3 bd · 2.5 ba · 2,740 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,675,000Mar 2016 $24,3382025 Amount on Record Mar 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3221 Upper Lock Ave

3 bd · 2.5 ba · 2,010 sqft · 0.135 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,399,500Jun 2016 $21,7962025 Amount on Record Jul 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3222 Upper Lock Ave

4 bd · 3.5 ba · 1,640 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,330,000Jan 2017 $21,1762025 Amount on Record Aug 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3224 Upper Lock Ave

3 bd · 2 ba · 1,530 sqft · 0.143 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—May 2002 $3,3452025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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3225 Upper Lock Ave

3 bd · 2.5 ba · 2,270 sqft · 0.268 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$2,785,000Oct 2025 $18,0052025 Amount on Record Jun 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3226 Upper Lock Ave

4 bd · 3.5 ba · 2,280 sqft · 0.189 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$810,000Dec 2004 $15,8082025 Amount on Record May 1999 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

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3229 Upper Lock Ave

4 bd · 2.5 ba · 2,860 sqft · 0.358 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,250,000Jun 2002 $23,5382025 Amount on Record Aug 1998 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

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3233 Upper Lock Ave

2 bd · 2 ba · 1,910 sqft · 0.316 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$895,000Sep 2003 $16,0342025 Amount on Record Nov 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3234 Upper Lock Ave

210 bd · 6 ba · 1,990 sqft · 0.81 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$395,000Aug 2021 $25,3432025 Amount on Record Mar 2015 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jul 2026

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3236 Upper Lock Ave

4 bd · 4 ba · 3,100 sqft · 0.306 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,668,000Oct 2015 $23,9572025 Amount on Record May 2001 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3242 Upper Lock Ave

4 bd · 3.5 ba · 2,390 sqft · 0.21 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,2922025 —Oct 1996 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

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3250 Upper Lock Ave

3 bd · 3 ba · 2,280 sqft · 0.136 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$8,8472025 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

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Wildfire Risk on Upper Lock Ave

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

Wildfire Risk to HomesLow
this street's cells rank at the 3rd percentile of exposed land nationally · 2nd in California
Wildfire LikelihoodLow — about 1 in 6,122 per year
ExposureDirect
1 of 3 cells directly exposed · 3 adjoin burnable vegetation

Property Records in Nearby Streets