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139 Sinclair Ave

Upland, CA 91786

2 bd 1 ba 840 sqft Built 1971 Lot 800 sqft condos
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 $224,181 $120,713 $344,894 $3,900
2024 $224,181 $120,713 $344,894 $3,777
2023 $215,475 $116,025 $331,500 $3,720
2022 $59,181 $35,508 $94,689 $1,190
2021 $66,386 $22,129 $88,515 $1,138
2020 $65,705 $21,902 $87,607 $1,107
2019 $64,417 $21,473 $85,890 $1,104
2018 $63,154 $21,052 $84,206 $1,080
2017 $61,916 $20,639 $82,555 $1,049
2016 $60,702 $20,234 $80,936 $883
2015 $59,790 $19,930 $79,720 $864
2014 $58,619 $19,540 $78,159 $842
2013 $58,354 $19,452 $77,806 $843
2012 $57,210 $19,071 $76,281 $827
2011 $56,088 $18,697 $74,785 $810
2010 $55,669 $18,557 $74,226 $797
2009 $55,801 $18,601 $74,402 $797
2008 $54,707 $18,236 $72,943 $785
2007 $34,227 $17,879 $52,106 $560

Property facts

Year built
1971
Property type
condos
Stories
1
Beds
2
Baths
1
Living area
840 sqft
Lot size
800 sqft
ZIP code
91786
City
Upland
Street
Sinclair Ave
Coordinates
34.09354, -117.67302

Comparable properties nearby

Frequently asked questions

When did 139 Sinclair Ave last sell?
No public-record sale is on file for 139 Sinclair Ave.
What is the current tax assessment for 139 Sinclair Ave?
The most recent total assessment for 139 Sinclair Ave (year 2025) is $344,894 with $3,900 in property tax.
When was 139 Sinclair Ave built?
139 Sinclair Ave was built in 1971.
How does 139 Sinclair Ave compare to others on Sinclair Ave?
We track 8 other properties on Sinclair Ave. Browse the list under "Other properties on Sinclair Ave" to compare beds, baths, and sale history.
What are the property facts for 139 Sinclair Ave?
139 Sinclair Ave is a 2 bed, 1 bath, 840 sqft, 800 sqft lot condos.
Is 139 Sinclair Ave a flip candidate?
No — 139 Sinclair Ave does not appear in our flips dataset.
Is 139 Sinclair Ave a tax-appeal candidate?
No — 139 Sinclair Ave 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
+2.6%
Implied 1-yr
+10.3%
2026 Q3
$835.4K
2026 Q4
$853.8K
ZIP 91786 — Median Price History + Forecast

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