8142 Westport Cir
Discovery Bay, CA 94505
3 bd 2 ba 1,865 sqft Built 2006 Lot 5,941 sqft single_family
Most recent sale
$515,000
Sep 1, 2020
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jun 28, 2023 | Sold | $675,000 | BayEast |
| Aug 13, 2022 | Listed | $698,000 | MLS #41005314 |
| Aug 3, 2022 | Listed | $715,000 | MLS #41003997 |
| Jul 15, 2022 | Listed | $719,950 | MLS #41001694 |
| Jul 8, 2022 | Listed | $730,000 | MLS #41000517 |
| May 5, 2022 | Listed | $720,000 | MLS #40991700 |
| Sep 1, 2020 | Sold | $515,000 | MLS #40911018 |
| Jul 3, 2020 | Listed | $529,000 | MLS #40910060 |
| Jul 26, 2011 | Sold | $230,000 | Public Record |
| Jun 10, 2011 | Listing removed | $245,000 | ContraCosta |
| Apr 28, 2011 | Listing removed | $245,000 | ContraCosta |
| Apr 27, 2011 | Listed | $245,000 | MLS #40521245 |
| Apr 11, 2011 | Relisted | $245,000 | MLS #40505580 |
| Mar 17, 2011 | Listing removed | $245,000 | ContraCosta |
| Mar 8, 2011 | Price changed | $245,000 | MLS #40505580 |
| Jan 21, 2011 | Listed | $249,000 | MLS #40505580 |
| Jan 21, 2011 | Listing removed | $249,000 | ContraCosta |
| Jan 5, 2011 | Price changed | $249,000 | MLS #40500650 |
| Dec 4, 2010 | Listed | $257,000 | MLS #40500650 |
| Dec 3, 2010 | Listing removed | $230,100 | ContraCosta |
| Nov 30, 2010 | Relisted | $230,100 | MLS #40463119 |
| Jul 13, 2010 | Listing removed | $229,900 | ContraCosta |
| Jun 26, 2010 | Relisted | $229,900 | MLS #40463119 |
| May 24, 2010 | Listing removed | $229,900 | ContraCosta |
| May 7, 2010 | Price changed | $229,900 | MLS #40463119 |
| Apr 23, 2010 | Listed | $246,900 | MLS #40463119 |
| Apr 27, 2007 | Sold | $476,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $494,190 | $208,080 | $702,270 | $9,592 |
| 2024 | $494,190 | $208,080 | $702,270 | $9,243 |
| 2023 | $369,342 | $166,464 | $535,806 | $7,544 |
| 2022 | $362,100 | $163,200 | $525,300 | $7,404 |
| 2021 | $355,000 | $160,000 | $515,000 | $7,252 |
| 2020 | $233,142 | $31,006 | $264,148 | $4,576 |
| 2019 | $228,571 | $30,399 | $258,970 | $4,510 |
| 2018 | $224,090 | $29,803 | $253,893 | $4,325 |
| 2017 | $219,697 | $29,219 | $248,916 | $4,218 |
| 2016 | $215,390 | $28,647 | $244,037 | $3,948 |
| 2015 | $212,155 | $28,217 | $240,372 | $3,798 |
| 2014 | $208,000 | $27,665 | $235,665 | $3,733 |
| 2013 | $207,060 | $27,540 | $234,600 | $3,671 |
| 2012 | $203,000 | $27,000 | $230,000 | $3,607 |
| 2011 | $188,000 | $22,500 | $210,500 | $3,455 |
| 2010 | $165,000 | $40,000 | $205,000 | $3,300 |
| 2009 | $182,366 | $82,634 | $265,000 | $3,873 |
| 2008 | $213,333 | $96,667 | $310,000 | $3,784 |
| 2007 | $158,580 | $234,600 | $393,180 | $5,354 |
Property facts
Year built
2006
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
1,865 sqft
Lot size
5,941 sqft
ZIP code
94505
City
Discovery Bay
Street
Westport Cir
Coordinates
37.93231, -121.62083
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 8142 Westport Cir last sell?
8142 Westport Cir most recently sold on Sep 1, 2020 for $515,000.
What is the current tax assessment for 8142 Westport Cir?
The most recent total assessment for 8142 Westport Cir (year 2025) is $702,270 with $9,592 in property tax.
How does 8142 Westport Cir's assessment compare to its last sale price?
The current assessment is 36.4% above the last sale price of $515,000.
When was 8142 Westport Cir built?
8142 Westport Cir was built in 2006.
How does 8142 Westport Cir compare to others on Westport Cir?
We track 8 other properties on Westport Cir. Browse the list under "Other properties on Westport Cir" to compare beds, baths, and sale history.
What are the property facts for 8142 Westport Cir?
8142 Westport Cir is a 3 bed, 2 bath, 1,865 sqft, 5,941 sqft lot single_family.
Is 8142 Westport Cir a flip candidate?
No — 8142 Westport Cir does not appear in our flips dataset.
Is 8142 Westport Cir a tax-appeal candidate?
No — 8142 Westport Cir is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.2%
Implied 1-yr
+0.6%
2026 Q3
$971.8K
2026 Q4
$973.3K
ZIP 94505 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Westport Cir