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20374 Portside Dr

Walnut, CA 91789

4 bd 3 ba 2,072 sqft Built 1985 Lot 11,356 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

YearBuildingLandTotal assessedTax paid
2025 $396,805 $407,090 $803,895 $10,515
2024 $396,805 $407,090 $803,895 $10,058
2023 $381,398 $391,283 $772,681 $9,620
2022 $373,920 $383,611 $757,531 $9,410
2021 $366,589 $376,090 $742,679 $9,255
2020 $362,831 $372,234 $735,065 $9,134
2019 $355,717 $364,936 $720,653 $8,974
2018 $348,743 $357,781 $706,524 $8,598
2017 $341,905 $350,766 $692,671 $8,424
2016 $335,201 $343,889 $679,090 $8,274
2015 $330,166 $338,724 $668,890 $8,136
2014 $323,699 $332,089 $655,788 $8,120
2013 $309,000 $316,000 $625,000 $7,616
2012 $284,000 $291,000 $575,000 $6,958
2010 $290,000 $298,000 $588,000 $6,922
2009 $290,000 $298,000 $588,000 $7,328
2008 $193,889 $84,892 $278,781 $3,438
2007 $190,088 $83,228 $273,316 $3,328

Property facts

Year built
1985
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,072 sqft
Lot size
11,356 sqft
ZIP code
91789
City
Walnut
Street
Portside Dr
Coordinates
33.97406, -117.85835

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 20374 Portside Dr last sell?
No public-record sale is on file for 20374 Portside Dr.
What is the current tax assessment for 20374 Portside Dr?
The most recent total assessment for 20374 Portside Dr (year 2025) is $803,895 with $10,515 in property tax.
When was 20374 Portside Dr built?
20374 Portside Dr was built in 1985.
How does 20374 Portside Dr compare to others on Portside Dr?
We track 6 other properties on Portside Dr. Browse the list under "Other properties on Portside Dr" to compare beds, baths, and sale history.
What are the property facts for 20374 Portside Dr?
20374 Portside Dr is a 4 bed, 3 bath, 2,072 sqft, 11,356 sqft lot single_family.
Is 20374 Portside Dr a flip candidate?
No — 20374 Portside Dr does not appear in our flips dataset.
Is 20374 Portside Dr a tax-appeal candidate?
No — 20374 Portside Dr is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
+2.3%
Implied 1-yr
+9.0%
2026 Q3
$1.61M
2026 Q4
$1.64M
ZIP 91789 — Median Price History + Forecast

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