1820 Diamond Ave
South Pasadena, CA 91030
4 bd 3 ba 3,238 sqft Built 1925 Lot 9,233 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 | $1,301,333 | $1,543,235 | $2,844,568 | $32,471 |
| 2024 | $1,301,333 | $1,543,235 | $2,844,568 | $33,454 |
| 2023 | $1,250,801 | $1,483,310 | $2,734,111 | $32,736 |
| 2022 | $1,226,276 | $1,454,226 | $2,680,502 | $31,966 |
| 2021 | $1,202,232 | $1,425,712 | $2,627,944 | $31,406 |
| 2020 | $1,189,905 | $1,411,094 | $2,600,999 | $30,962 |
| 2019 | $1,166,574 | $1,383,426 | $2,550,000 | $30,490 |
| 2018 | $260,871 | $400,330 | $661,201 | $8,488 |
| 2017 | $255,756 | $392,481 | $648,237 | $8,373 |
| 2016 | $250,742 | $384,786 | $635,528 | $7,850 |
| 2015 | $246,976 | $379,007 | $625,983 | $7,720 |
| 2014 | $242,139 | $371,583 | $613,722 | $7,620 |
| 2013 | $241,045 | $369,904 | $610,949 | $7,644 |
| 2012 | $236,319 | $362,651 | $598,970 | $7,416 |
| 2010 | $231,686 | $355,541 | $587,227 | $7,274 |
| 2009 | $229,955 | $352,884 | $582,839 | $6,876 |
| 2008 | $225,983 | $346,788 | $572,771 | $6,694 |
| 2007 | $221,552 | $339,989 | $561,541 | $6,553 |
Property facts
Year built
1925
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
3,238 sqft
Lot size
9,233 sqft
ZIP code
91030
City
South Pasadena
Street
Diamond Ave
Coordinates
34.10460, -118.15515
Comparable properties nearby
Frequently asked questions
When did 1820 Diamond Ave last sell?
No public-record sale is on file for 1820 Diamond Ave.
What is the current tax assessment for 1820 Diamond Ave?
The most recent total assessment for 1820 Diamond Ave (year 2025) is $2,844,568 with $32,471 in property tax.
When was 1820 Diamond Ave built?
1820 Diamond Ave was built in 1925.
How does 1820 Diamond Ave compare to others on Diamond Ave?
We track 8 other properties on Diamond Ave. Browse the list under "Other properties on Diamond Ave" to compare beds, baths, and sale history.
What are the property facts for 1820 Diamond Ave?
1820 Diamond Ave is a 4 bed, 3 bath, 3,238 sqft, 9,233 sqft lot single_family.
Is 1820 Diamond Ave a flip candidate?
No — 1820 Diamond Ave does not appear in our flips dataset.
Is 1820 Diamond Ave a tax-appeal candidate?
No — 1820 Diamond Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.5%
Implied 1-yr
+9.9%
2026 Q3
$1.76M
2026 Q4
$1.8M
ZIP 91030 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Diamond Ave