3825 Castle Rock Rd
Diamond Bar, CA 91765
4 bd 2 ba 1,952 sqft Built 1963 Lot 9,210 sqft single_family
Most recent sale
$805,000
Oct 18, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Apr 4, 2024 | Listing removed | $4,000 | CRMLS |
| Mar 27, 2024 | Price changed for rent | $4,000 | AppfolioUnits |
| Mar 26, 2024 | Price changed for rent | $4,000 | CRMLS |
| Mar 19, 2024 | Listed for rent | $3,850 | AppfolioUnits |
| Mar 18, 2024 | Listed for rent | $3,850 | CRMLS |
| Feb 26, 2024 | Listed for rent | $3,850 | CRMLS |
| Oct 18, 2022 | Sold | $805,000 | MLS #TR22197978 |
| Sep 15, 2022 | Listed | $799,000 | MLS #TR22197978 |
| Oct 31, 1994 | Sold | $179,000 | Public Record |
| Jan 10, 1973 | Sold | $25,500 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $167,504 | $670,017 | $837,521 | $10,743 |
| 2024 | $167,504 | $670,017 | $837,521 | $10,191 |
| 2023 | $161,000 | $644,000 | $805,000 | $9,848 |
| 2022 | $162,363 | $152,885 | $315,248 | $6,238 |
| 2021 | $159,180 | $149,888 | $309,068 | $6,153 |
| 2020 | $157,548 | $148,352 | $305,900 | $6,102 |
| 2019 | $154,459 | $145,444 | $299,903 | $6,026 |
| 2018 | $151,431 | $142,593 | $294,024 | $5,823 |
| 2017 | $148,462 | $139,798 | $288,260 | $5,657 |
| 2016 | $145,551 | $137,057 | $282,608 | $5,540 |
| 2015 | $143,365 | $134,999 | $278,364 | $3,524 |
| 2014 | $140,557 | $132,355 | $272,912 | $3,531 |
| 2013 | $139,922 | $131,757 | $271,679 | $3,498 |
| 2012 | $137,179 | $129,174 | $266,353 | $3,484 |
| 2010 | $133,485 | $125,696 | $259,181 | $3,355 |
| 2009 | $133,803 | $125,995 | $259,798 | $3,335 |
| 2008 | $131,180 | $123,525 | $254,705 | $3,240 |
| 2007 | $128,608 | $121,103 | $249,711 | $3,069 |
Property facts
Year built
1963
Property type
single_family
Stories
1
Beds
4
Baths
2
Living area
1,952 sqft
Lot size
9,210 sqft
ZIP code
91765
City
Diamond Bar
Street
Castle Rock Rd
Coordinates
33.96157, -117.85262
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$6,246
Gross rental yield
9.31%
Implied cap rate
6.05%
Trend-extrapolated value
—
Frequently asked questions
When did 3825 Castle Rock Rd last sell?
3825 Castle Rock Rd most recently sold on Oct 18, 2022 for $805,000.
What is the current tax assessment for 3825 Castle Rock Rd?
The most recent total assessment for 3825 Castle Rock Rd (year 2025) is $837,521 with $10,743 in property tax.
How does 3825 Castle Rock Rd's assessment compare to its last sale price?
The current assessment is 4.0% above the last sale price of $805,000.
When was 3825 Castle Rock Rd built?
3825 Castle Rock Rd was built in 1963.
How does 3825 Castle Rock Rd compare to others on Castle Rock Rd?
We track 8 other properties on Castle Rock Rd. Browse the list under "Other properties on Castle Rock Rd" to compare beds, baths, and sale history.
What are the property facts for 3825 Castle Rock Rd?
3825 Castle Rock Rd is a 4 bed, 2 bath, 1,952 sqft, 9,210 sqft lot single_family.
Is 3825 Castle Rock Rd a flip candidate?
No — 3825 Castle Rock Rd does not appear in our flips dataset.
Is 3825 Castle Rock Rd a tax-appeal candidate?
No — 3825 Castle Rock Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+1.0%
Implied 1-yr
+4.1%
2026 Q3
$1.43M
2026 Q4
$1.44M
ZIP 91765 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Castle Rock Rd