318 Rock River Rd
Diamond Bar, CA 91765
3 bd 2 ba 1,577 sqft Built 1973 Lot 8,739 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $147,209 | $588,841 | $736,050 | $10,156 |
| 2024 | $147,209 | $588,841 | $736,050 | $9,313 |
| 2023 | $141,494 | $565,977 | $707,471 | $9,084 |
| 2022 | $138,720 | $554,880 | $693,600 | $8,895 |
| 2021 | $103,173 | $54,748 | $157,921 | $2,404 |
| 2020 | $102,116 | $54,187 | $156,303 | $2,393 |
| 2019 | $100,114 | $53,125 | $153,239 | $2,437 |
| 2018 | $98,151 | $52,084 | $150,235 | $2,226 |
| 2017 | $96,227 | $51,063 | $147,290 | $2,185 |
| 2016 | $94,341 | $50,062 | $144,403 | $2,082 |
| 2015 | $92,924 | $49,311 | $142,235 | $2,064 |
| 2014 | $91,104 | $48,346 | $139,450 | $2,057 |
| 2013 | $90,693 | $48,128 | $138,821 | $2,033 |
| 2012 | $88,915 | $47,185 | $136,100 | $2,032 |
| 2010 | $87,172 | $46,260 | $133,432 | $1,954 |
| 2009 | $86,521 | $45,915 | $132,436 | $1,896 |
| 2008 | $85,027 | $45,123 | $130,150 | $1,804 |
| 2007 | $83,360 | $44,239 | $127,599 | $1,738 |
Property facts
Year built
1973
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,577 sqft
Lot size
8,739 sqft
ZIP code
91765
City
Diamond Bar
Street
Rock River Rd
Coordinates
34.01857, -117.81685
Comparable properties nearby
Frequently asked questions
When did 318 Rock River Rd last sell?
No public-record sale is on file for 318 Rock River Rd.
What is the current tax assessment for 318 Rock River Rd?
The most recent total assessment for 318 Rock River Rd (year 2025) is $736,050 with $10,156 in property tax.
When was 318 Rock River Rd built?
318 Rock River Rd was built in 1973.
How does 318 Rock River Rd compare to others on Rock River Rd?
We track 8 other properties on Rock River Rd. Browse the list under "Other properties on Rock River Rd" to compare beds, baths, and sale history.
What are the property facts for 318 Rock River Rd?
318 Rock River Rd is a 3 bed, 2 bath, 1,577 sqft, 8,739 sqft lot single_family.
Is 318 Rock River Rd a flip candidate?
No — 318 Rock River Rd does not appear in our flips dataset.
Is 318 Rock River Rd a tax-appeal candidate?
No — 318 Rock River 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 Rock River Rd