21801 Heatherlane Ct
Diamond Bar, CA 91765
4 bd 3 ba 2,334 sqft Built 1977 Lot 42,288 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 | $342,822 | $981,138 | $1,323,960 | $16,613 |
| 2024 | $342,822 | $981,138 | $1,323,960 | $11,385 |
| 2023 | $420,470 | $473,030 | $893,500 | $11,066 |
| 2022 | $412,226 | $463,755 | $875,981 | $10,789 |
| 2021 | $404,144 | $454,662 | $858,806 | $10,591 |
| 2020 | $400,000 | $450,000 | $850,000 | $10,457 |
| 2019 | $159,576 | $39,365 | $198,941 | $2,902 |
| 2018 | $156,448 | $38,594 | $195,042 | $2,767 |
| 2017 | $153,381 | $37,838 | $191,219 | $2,654 |
| 2016 | $150,374 | $37,097 | $187,471 | $2,559 |
| 2015 | $148,116 | $36,540 | $184,656 | $2,570 |
| 2014 | $145,215 | $35,825 | $181,040 | $2,594 |
| 2013 | $144,559 | $35,664 | $180,223 | $2,568 |
| 2012 | $141,725 | $34,965 | $176,690 | $2,556 |
| 2010 | $138,947 | $34,280 | $173,227 | $2,462 |
| 2009 | $137,909 | $34,024 | $171,933 | $2,441 |
| 2008 | $135,527 | $33,437 | $168,964 | $2,370 |
| 2007 | $132,870 | $32,782 | $165,652 | $2,245 |
Property facts
Year built
1977
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
2,334 sqft
Lot size
42,288 sqft
ZIP code
91765
City
Diamond Bar
Street
Heatherlane Ct
Coordinates
33.98817, -117.83205
Comparable properties nearby
Frequently asked questions
When did 21801 Heatherlane Ct last sell?
No public-record sale is on file for 21801 Heatherlane Ct.
What is the current tax assessment for 21801 Heatherlane Ct?
The most recent total assessment for 21801 Heatherlane Ct (year 2025) is $1,323,960 with $16,613 in property tax.
When was 21801 Heatherlane Ct built?
21801 Heatherlane Ct was built in 1977.
How does 21801 Heatherlane Ct compare to others on Heatherlane Ct?
We do not currently track other properties on Heatherlane Ct.
What are the property facts for 21801 Heatherlane Ct?
21801 Heatherlane Ct is a 4 bed, 3 bath, 2,334 sqft, 42,288 sqft lot single_family.
Is 21801 Heatherlane Ct a flip candidate?
No — 21801 Heatherlane Ct does not appear in our flips dataset.
Is 21801 Heatherlane Ct a tax-appeal candidate?
No — 21801 Heatherlane Ct 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
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Geography