Chirping Sparrow Rd, Diamond Bar, CA Property Records

Los Angeles County property records for 67 addresses on Chirping Sparrow Rd, Diamond Bar, CA · Last verified August 2026

Chirping Sparrow Rd Highlights

Properties 67
Median Sale Price $1,330,000
Deeds and Mortgages on File 96
Median Price per Sqft $489
Owner Occupied 91%
Median Annual Tax Bill $8,422
Median Year Built 1980
Median Ownership Tenure 19 years

Properties on Chirping Sparrow Rd

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

21010 Chirping Sparrow Rd

4 bd · 3 ba · 2,288 sqft · 0.194 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,4392025 —Sep 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

21011 Chirping Sparrow Rd

3 bd · 3 ba · 2,880 sqft · 0.191 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$936,000Nov 2017 $13,5892025 Amount on Record Aug 2005 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21030 Chirping Sparrow Rd

4 bd · 4 ba · 3,166 sqft · 0.208 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,000,000Jun 1996 $16,1622025 —Jun 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

21033 Chirping Sparrow Rd

4 bd · 3 ba · 2,558 sqft · 0.178 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,6162025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21050 Chirping Sparrow Rd

3 bd · 3 ba · 1,931 sqft · 0.247 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$1,340,000Apr 2025 $8,4702025 Amount on Record Dec 2009 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

21055 Chirping Sparrow Rd

4 bd · 3 ba · 2,544 sqft · 0.226 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,3522025 —Nov 1999 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21070 Chirping Sparrow Rd

4 bd · 3 ba · 2,336 sqft · 0.222 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$420,000Oct 2002 $8,1612025 Amount on Record Feb 2002 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21077 Chirping Sparrow Rd

3 bd · 3 ba · 2,880 sqft · 0.285 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$389,000Jul 1999 $8,0622025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21090 Chirping Sparrow Rd

4 bd · 3 ba · 2,264 sqft · 0.208 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,081,000May 2021 $14,7672025 Amount on Record Oct 2003 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21099 Chirping Sparrow Rd

4 bd · 3 ba · 2,558 sqft · 0.252 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$378,000Sep 2001 $7,5402025 —Sep 2001 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21131 Chirping Sparrow Rd

4 bd · 3 ba · 2,544 sqft · 0.241 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$845,000May 2017 $13,3212025 Amount on Record May 2013 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21155 Chirping Sparrow Rd

4 bd · 3 ba · 3,032 sqft · 0.235 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$405,000Apr 2001 $8,2752025 —Jul 2003 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21179 Chirping Sparrow Rd

4 bd · 3 ba · 2,780 sqft · 0.215 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$303,000Sep 1998 $7,3322025 Amount on Record May 1998 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21215 Chirping Sparrow Rd

4 bd · 3 ba · 2,544 sqft · 0.209 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$9,6902025 2 Names on Record Owner Occupied Assessor + 5 DocumentsUpdated Aug 2026

21220 Chirping Sparrow Rd

4 bd · 3 ba · 2,336 sqft · 0.818 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$5,2382025 —Aug 2018 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21229 Chirping Sparrow Rd

4 bd · 3 ba · 3,032 sqft · 0.201 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$199,501Dec 1983 $5,8982025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21230 Chirping Sparrow Rd

3 bd · 3 ba · 1,947 sqft · 0.859 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
—Aug 1984 $4,6432025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21233 Chirping Sparrow Rd

3 bd · 3 ba · 2,880 sqft · 0.173 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$386,000Sep 2001 $7,7332025 —Feb 2016 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21244 Chirping Sparrow Rd

4 bd · 3 ba · 2,264 sqft · 0.692 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$700,000Sep 2007 $11,7652025 Amount on Record Sep 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21247 Chirping Sparrow Rd

4 bd · 3 ba · 3,032 sqft · 0.185 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$355,000Aug 1988 $8,4222025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21250 Chirping Sparrow Rd

4 bd · 3 ba · 2,117 sqft · 0.397 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$830,000Sep 2014 $12,7272025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21253 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.192 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,6942025 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21260 Chirping Sparrow Rd

4 bd · 3 ba · 3,131 sqft · 0.437 acres

Last Sale Tax Bill Prior Sale Owner Records
$685,000Aug 2007 $12,6392025 Amount on Record Feb 2007 2 Names on Record Owner Occupied AssessorUpdated Jul 2026

21265 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.224 acres

Last Sale Tax Bill Prior Sale Owner Records
$5,1222025 —Jun 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21277 Chirping Sparrow Rd

3 bd · 3 ba · 2,798 sqft · 0.296 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,138,000Nov 2022 $14,9472025 Amount on Record Nov 1995 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

21280 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.478 acres

Last Sale Tax Bill Prior Sale Owner Records
$765,000Feb 2016 $7,7532025 —Feb 2016 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21285 Chirping Sparrow Rd

4 bd · 3 ba · 3,645 sqft · 0.294 acres

Last Sale Tax Bill Prior Sale Owner Records
$7,4822025 —Jun 2020 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

21300 Chirping Sparrow Rd

3 bd · 3 ba · 2,798 sqft · 0.401 acres

Last Sale Tax Bill Prior Sale Owner Records
$965,000Mar 2020 $13,4432025 Amount on Record Nov 2006 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

21307 Chirping Sparrow Rd

4 bd · 3 ba · 2,302 sqft · 0.252 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,330,000Feb 2026 $13,3852025 Amount on Record Sep 2017 1 Name on Record Assessor + 7 DocumentsUpdated Jun 2026

21310 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.387 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$715,000Aug 2006 $12,3952025 —May 2022 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21315 Chirping Sparrow Rd

3 bd · 3 ba · 2,380 sqft · 0.241 acres

Last Sale Tax Bill Prior Sale Owner Records
$340,000May 2000 $7,0242025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21320 Chirping Sparrow Rd

4 bd · 3 ba · 2,798 sqft · 0.366 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$570,000Jan 2004 $10,5402025 Amount on Record Jul 1994 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21327 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.251 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,499,000May 2023 $19,4102025 Amount on Record Jan 2021 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21330 Chirping Sparrow Rd

4 bd · 3 ba · 2,805 sqft · 0.387 acres

Last Sale Tax Bill Prior Sale Owner Records
$282,000Jul 1997 $6,6032025 —Jul 1997 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21333 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.265 acres

Last Sale Tax Bill Prior Sale Owner Records
$256,000Oct 1993 $6,0662025 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

21340 Chirping Sparrow Rd

3 bd · 3 ba · 2,380 sqft · 0.394 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$635,000Jul 2009 $10,6512025 Amount on Record Dec 2002 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21347 Chirping Sparrow Rd

5 bd · 3 ba · 2,798 sqft · 0.274 acres

Last Sale Tax Bill Prior Sale Owner Records
$775,000Apr 2005 $13,7392025 Amount on Record Feb 2003 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

21350 Chirping Sparrow Rd

4 bd · 3 ba · 3,124 sqft · 0.396 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,530,000Apr 2023 $11,3892025 Amount on Record Jun 2008 2 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Jun 2026

21355 Chirping Sparrow Rd

4 bd · 3 ba · 2,165 sqft · 0.25 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$590,000Jul 2012 $9,6632025 Amount on Record Mar 1998 1 Name on Record Owner Occupied AssessorUpdated Jul 2026

21360 Chirping Sparrow Rd

3 bd · 2 ba · 1,752 sqft · 0.387 acres

Last Sale Tax Bill Prior Sale Owner Records
$610,000Nov 2006 $10,5602025 Amount on Record Feb 2004 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

21367 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.246 acres

Last Sale Tax Bill Prior Sale Owner Records
$319,000Nov 1999 $6,8642025 —May 2015 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21380 Chirping Sparrow Rd

3 bd · 3 ba · 3,073 sqft · 0.373 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$1,350,000Jul 2023 $17,3352025 Amount on Record Dec 2009 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

21410 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.367 acres

Last Sale Tax Bill Prior Sale Owner Records
$905,000Jun 2015 $13,7862025 —Jun 2003 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21411 Chirping Sparrow Rd

4 bd · 3 ba · 2,878 sqft · 0.237 acres · Garage

Last Sale Tax Bill Prior Sale Owner Records
$10,7642025 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jul 2026

21414 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.344 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$260,000Mar 1998 $5,9222025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21415 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$297,500Apr 1998 $6,4332025 —Jan 2022 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21422 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.347 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$428,000Jun 2002 $8,6922025 —Jun 2012 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21425 Chirping Sparrow Rd

5 bd · 4 ba · 3,030 sqft · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
$688,000Dec 2010 $11,6312025 Amount on Record Sep 1997 2 Names on Record Owner Occupied Assessor + 2 DocumentsUpdated Jun 2026

21435 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.244 acres

Last Sale Tax Bill Prior Sale Owner Records
$940,000Nov 2020 $12,8152025 Amount on Record Dec 2012 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21436 Chirping Sparrow Rd

3 bd · 3 ba · 2,380 sqft · 0.345 acres

Last Sale Tax Bill Prior Sale Owner Records
$543,000Dec 2011 $8,9092025 —Dec 2011 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

21444 Chirping Sparrow Rd

3 bd · 2 ba · 1,752 sqft · 0.34 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,059,000Sep 2023 $7,9332025 Amount on Record Jan 2016 2 Names on Record Owner Occupied Assessor + 3 DocumentsUpdated Jun 2026

21445 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$558,000Jun 2010 $9,3372025 Amount on Record Jan 2010 2 Names on Record AssessorUpdated Jun 2026

21452 Chirping Sparrow Rd

3 bd · 3 ba · 2,798 sqft · 0.301 acres

Last Sale Tax Bill Prior Sale Owner Records
—Sep 2022 $6,8742025 —Aug 2005 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Aug 2026

21455 Chirping Sparrow Rd

4 bd · 3 ba · 3,159 sqft · 0.25 acres

Last Sale Tax Bill Prior Sale Owner Records
$720,000May 2011 $11,7532025 Amount on Record Mar 2000 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21468 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.281 acres

Last Sale Tax Bill Prior Sale Owner Records
$286,000Jun 1995 $10,7552025 —Apr 2016 1 Name on Record Owner Occupied AssessorUpdated Jun 2026

21471 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.259 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$315,000Jun 1990 $7,6712025 —Feb 2012 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21505 Chirping Sparrow Rd

4 bd · 3 ba · 2,630 sqft · 0.259 acres

Last Sale Tax Bill Prior Sale Owner Records
$6,6472025 —May 2006 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21510 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.268 acres

Last Sale Tax Bill Prior Sale Owner Records
$254,000Jan 1994 $6,0062025 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21515 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.247 acres · Garage · Pool

Last Sale Tax Bill Prior Sale Owner Records
$6,2972025 —Feb 1998 2 Names on Record Assessor + 1 DocumentUpdated Jun 2026

21525 Chirping Sparrow Rd

3 bd · 3 ba · 2,798 sqft · 0.229 acres

Last Sale Tax Bill Prior Sale Owner Records
$395,000Apr 1989 $9,5612025 —Sep 2011 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Aug 2026

21530 Chirping Sparrow Rd

3 bd · 3 ba · 2,380 sqft · 0.226 acres

Last Sale Tax Bill Prior Sale Owner Records
$649,000Jun 2013 $10,4372025 Amount on Record Sep 1995 2 Names on Record Assessor + 4 DocumentsUpdated Aug 2026

21535 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.23 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,680,000May 2026 $5,4042025 Amount on Record May 2025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Jun 2026

21540 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.195 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$280,000Aug 1994 $7,1752025 —Jul 2005 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21545 Chirping Sparrow Rd

3 bd · 3 ba · 2,380 sqft · 0.189 acres · Pool

Last Sale Tax Bill Prior Sale Owner Records
$5,2892025 —Jan 2009 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

21555 Chirping Sparrow Rd

4 bd · 3 ba · 2,697 sqft · 0.203 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,122,000Jul 2021 $15,0472025 Amount on Record Sep 1993 1 Name on Record Owner Occupied Assessor + 4 DocumentsUpdated Aug 2026

21560 Chirping Sparrow Rd

4 bd · 2 ba · 2,037 sqft · 0.21 acres

Last Sale Tax Bill Prior Sale Owner Records
$232,000Oct 1996 $5,4702025 2 Names on Record Owner Occupied AssessorUpdated Jun 2026

21565 Chirping Sparrow Rd

3 bd · 2 ba · 1,752 sqft · 0.212 acres

Last Sale Tax Bill Prior Sale Owner Records
$4,2782025 —Jul 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

Wildfire Risk on Chirping Sparrow Rd

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

Wildfire RiskModerate
this street's cells rank at the 69th percentile of exposed land nationally · 44th in California
Wildfire LikelihoodModerate — about 1 in 369 per year
ExposureDirect
2 of 4 cells directly exposed · 4 adjoin burnable vegetation

Property Records in Nearby Streets