Castle Ave, Dunsmuir, CA Property Records

Siskiyou County property records for 40 addresses on Castle Ave, Dunsmuir, CA · Last verified August 2026

Castle Ave Highlights

Properties 40
Median Sale Price $180,000
Deeds and Mortgages on File 53
Median Price per Sqft $131
Owner Occupied 48%
Median Annual Tax Bill $1,871
Median Year Built 1920
Median Ownership Tenure 8 years

Properties on Castle Ave

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

5516 Castle Ave

2 bd · 2 ba · 1,388 sqft · built 1950 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Feb 2005 $2,0942025 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

5518 Castle Ave

3 bd · 1 ba · 1,065 sqft · built 1930 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$56,100Sep 2025 $3,5002025 —Jun 2017 1 Name on Record Assessor + 4 DocumentsUpdated Aug 2026

5520 Castle Ave

3 bd · 1 ba · 1,020 sqft · built 1920 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$145,000Jun 2005 $2,1662025 Amount on Record Sep 2003 2 Names on Record AssessorUpdated Oct 2025

5526 Castle Ave

3 bd · 1 ba · 1,416 sqft · built 1947 · 0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
$55,000Oct 2024 $2,9272025 Amount on Record Apr 2013 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

5701 Castle Ave

0.098 acres

Last Sale Tax Bill Prior Sale Owner Records
$150,000Oct 2021 $2,6332025 —Nov 2017 1 Name on Record Assessor + 2 DocumentsUpdated Oct 2025

5702 Castle Ave

0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
—Nov 1998 $8392025 2 Names on Record Owner Occupied AssessorUpdated Oct 2025

5705 Castle Ave

3 bd · 1 ba · 1,380 sqft · built 1900 · 0.126 acres

Last Sale Tax Bill Prior Sale Owner Records
$71,500Oct 2017 $1,3172025 —Aug 2016 1 Name on Record Assessor + 2 DocumentsUpdated Oct 2025

5706 Castle Ave

2 bd · 2 ba · 648 sqft · built 1910 · 0.059 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Sep 2021 $1,8712025 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5709 Castle Ave

2 bd · 1 ba · 1,596 sqft · built 1900 · 0.094 acres

Last Sale Tax Bill Prior Sale Owner Records
$190,000Oct 2021 $2,1612025 Amount on Record Jun 2015 1 Name on Record Assessor + 1 DocumentUpdated Oct 2025

5713 Castle Ave

0.059 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,5892024 —Sep 2021 1 Name on Record Assessor + 3 DocumentsUpdated Aug 2026

5715 Castle Ave

0.179 acres

Last Sale Tax Bill Prior Sale Owner Records
$315,000Aug 2021 $3,5872025 —Aug 2021 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

5716 Castle Ave

3 bd · 2 ba · 1,686 sqft · built 1936 · 0.074 acres

Last Sale Tax Bill Prior Sale Owner Records
$255,000Jul 2021 $2,9272025 —Jan 2018 1 Name on Record Assessor + 3 DocumentsUpdated Oct 2025

5805 Castle Ave

2 bd · 1 ba · 660 sqft · built 1925 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$63,000Jul 2024 $5782025 Amount on Record May 2011 1 Name on Record Assessor + 1 DocumentUpdated Aug 2026

5807 Castle Ave

0.114 acres

Last Sale Tax Bill Prior Sale Owner Records
$172,000Nov 2017 $2,1632025 Amount on Record Apr 2013 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5809 Castle Ave

2 bd · 1 ba · 834 sqft · built 1918 · 0.139 acres

Last Sale Tax Bill Prior Sale Owner Records
$52,000Jan 2019 $9232025 Amount on Record Aug 2017 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Oct 2025

5812 Castle Ave

0.394 acres

Last Sale Tax Bill Prior Sale Owner Records
$140,000Oct 2020 $1,6472025 —Feb 2020 1 Name on Record Assessor + 3 DocumentsUpdated Oct 2025

5816 Castle Ave

0.171 acres

Last Sale Tax Bill Prior Sale Owner Records
$385,000May 2021 $4,5032024 Amount on Record Nov 2010 2 Names on Record Assessor + 2 DocumentsUpdated Apr 2026

5829 Castle Ave

2 bd · 1.5 ba · 1,184 sqft · built 1912 · 0.275 acres

Last Sale Tax Bill Prior Sale Owner Records
$170,000Jul 2019 $1,9652024 Amount on Record Jul 2007 1 Name on Record Owner Occupied Assessor + 3 DocumentsUpdated Jul 2026

5903 Castle Ave

2 bd · 2 ba · 885 sqft · built 1928 · 0.1 acres

Last Sale Tax Bill Prior Sale Owner Records
$45,000Dec 2015 $9412025 Amount on Record Mar 2015 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

5906 Castle Ave

4 bd · 2 ba · 2,654 sqft · built 1939 · 0.155 acres

Last Sale Tax Bill Prior Sale Owner Records
$206,000Dec 2018 $2,3792025 3 Names on Record Owner Occupied Assessor + 4 DocumentsUpdated Oct 2025

5907 Castle Ave

2 bd · 3 ba · 1,548 sqft · built 1900 · 0.252 acres

Last Sale Tax Bill Prior Sale Owner Records
$234,000Apr 2024 $2,5422025 1 Name on Record AssessorUpdated Oct 2025

5914 Castle Ave

2 bd · 1 ba · 1,080 sqft · built 1950 · 0.148 acres

Last Sale Tax Bill Prior Sale Owner Records
$137,000Jul 2016 $1,7232025 Amount on Record Sep 2013 1 Name on Record AssessorUpdated Oct 2025

5917 Castle Ave

3 bd · 1 ba · 1,204 sqft · built 1936 · 0.115 acres

Last Sale Tax Bill Prior Sale Owner Records
$156,000Mar 2004 $2,3682025 1 Name on Record Assessor + 1 DocumentUpdated Oct 2025

5921 Castle Ave

3 bd · 1 ba · 1,511 sqft · built 1918 · 0.176 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Oct 2008 $2,3992025 Amount on Record Jan 2005 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5922 Castle Ave

0.172 acres

Last Sale Tax Bill Prior Sale Owner Records
$120,000Sep 2013 $1,6522025 —May 2007 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5926 Castle Ave

0.256 acres

Last Sale Tax Bill Prior Sale Owner Records
$85,000Dec 2001 $1,3712025 —Aug 2002 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5930 Castle Ave

2 bd · 1 ba · 1,154 sqft · built 1940 · 0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
$320,000Aug 2024 $7642024 —Aug 2024 2 Names on Record Assessor + 2 DocumentsUpdated Aug 2026

5931 Castle Ave

3 bd · 2 ba · 1,306 sqft · built 1910 · 0.243 acres

Last Sale Tax Bill Prior Sale Owner Records
—Dec 2016 $1,3122025 Amount on Record Aug 2014 1 Name on Record AssessorUpdated Oct 2025

5934 Castle Ave

0.071 acres

Last Sale Tax Bill Prior Sale Owner Records
$27,500Jul 1997 $5402025 1 Name on Record AssessorUpdated Oct 2025

5936 Castle Ave

0.141 acres

Last Sale Tax Bill Prior Sale Owner Records
$75,000Mar 2011 $1,8062025 Amount on Record Aug 2010 1 Name on Record AssessorUpdated Aug 2026

5939 Castle Ave

2 bd · 1 ba · 964 sqft · built 1936 · 0.163 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,0952025 1 Name on Record Owner Occupied AssessorUpdated Oct 2025

5943 Castle Ave

3 bd · 2 ba · 1,316 sqft · built 1936 · 0.175 acres

Last Sale Tax Bill Prior Sale Owner Records
$165,000May 2018 $2,0182025 Amount on Record Oct 2016 1 Name on Record Owner Occupied Assessor + 1 DocumentUpdated Oct 2025

5945 Castle Ave

2 bd · 1 ba · 761 sqft · built 1912 · 0.134 acres

Last Sale Tax Bill Prior Sale Owner Records
$35,000Jul 2010 $1,3252025 1 Name on Record AssessorUpdated Oct 2025

5950 Castle Ave

0.085 acres

Last Sale Tax Bill Prior Sale Owner Records
$1,6282025 2 Names on Record Owner Occupied AssessorUpdated Aug 2026

5951 Castle Ave

4 bd · 2 ba · 1,371 sqft · built 1915 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$180,000Nov 2020 $2,0202025 —Dec 2015 1 Name on Record Owner Occupied Assessor + 2 DocumentsUpdated Oct 2025

5956 Castle Ave

3 bd · 2 ba · 2,533 sqft · built 1950 · 0.086 acres

Last Sale Tax Bill Prior Sale Owner Records
$206,000Apr 2019 $2,6052024 Amount on Record Jan 2010 2 Names on Record Owner Occupied Assessor + 1 DocumentUpdated Aug 2026

5957 Castle Ave

2 bd · 2 ba · 874 sqft · built 1915 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$138,000May 2017 $1,6632025 2 Names on Record Owner Occupied Assessor + 6 DocumentsUpdated Oct 2025

5960 Castle Ave

3 bd · 1 ba · 1,226 sqft · built 1916 · 0.057 acres

Last Sale Tax Bill Prior Sale Owner Records
$8822025 1 Name on Record AssessorUpdated Oct 2025

5961 Castle Ave

3 bd · 2 ba · 1,603 sqft · built 1905 · 0.091 acres

Last Sale Tax Bill Prior Sale Owner Records
$2,7992024 —Jan 2014 2 Names on Record Assessor + 1 DocumentUpdated Aug 2026

5964 Castle Ave

0.068 acres

Last Sale Tax Bill Prior Sale Owner Records
$32,000Sep 1998 $6142025 1 Name on Record AssessorUpdated Oct 2025

Wildfire Risk on Castle Ave

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

Wildfire RiskVery High
this street's cells rank above 93% of the US · above 77% of California
Wildfire LikelihoodAbout 1 in 108 per year
ExposureIndirect
0 of 4 cells directly exposed · 2 adjoin burnable vegetation

Insurers in high-risk areas may require mitigation or decline coverage; check availability before making an offer.

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